John Boscardin, PhD

Professor

W. John Boscardin, Ph.D. is a biostatistician with a joint appointment as Professor of Medicine and Epidemiology & Biostatistics. His primary roles with the Department of Medicine are as Director of the Statistical Laboratory for Aging Research, Co-leader of the UCSF Pepper Center Data and Analysis Core, and Co-leader of the Analytics Core for the UCSF/Mount Sinai DEVELOP AD Research Program Project. The laboratory is comprised of ten Master’s and Ph.D. level statisticians and provides data management, analytic support, and methodological input to dozens of investigators at UCSF and other institutions. He has been a core faculty member for the CTSI K-Scholars Program based out of the Department of Epidemiology & Biostatistics since 2008, serving as statistical mentor to numerous junior investigators over the past several years. Dr. Boscardin received his Ph.D. in Statistics from the University of California, Berkeley. He was a faculty member at UCLA in the Departments of Biostatistics and Medicine before joining UCSF in 2008. His areas of methodological expertise include analysis of longitudinal, repeated measures, and time to event data, treatment of missing data, Bayesian statistical modeling, and computational methods.

Education

ScB, - Mathematics, Brown University

PhD, - Statistics, University of California, Berkeley

Publications

Altendahl MR, Xu L, Asiodu I, Boscardin WJ, Gaw SL, Flaherman VJ, Jacoby VL, Richards MC, Krakow D, Afshar Y. Patterns of peripartum depression and anxiety during the pre-vaccine COVID-19 pandemic. BMC pregnancy and childbirth 2024. PMID: 38664729
Makam AN, Burnfield J, Prettyman E, Nguyen OK, Wu N, Espejo E, Blat C, Boscardin WJ, Ely EW, Jackson JC, Covinsky KE, Votto J, Recovery After Transfer to an LTACH for COVID-19 (RAFT COVID) Study. One-Year Recovery Among Survivors of Prolonged Severe COVID-19: A National Multicenter Cohort. Critical care medicine 2024. PMID: 38597793
Bongiovanni T, Gan S, Finlayson E, Ross JS, Harrison JD, Boscardin WJ, Steinman MA. Association of Race and Ethnicity With Postoperative Gabapentinoid and Opioid Prescribing Trends for Older Adults. The Journal of surgical research 2024. PMID: 38554545
Growdon ME, Jing B, Morris EJ, Deardorff WJ, Boscardin WJ, Byers AL, Boockvar KS, Steinman MA. Which older adults are at highest risk of prescribing cascades? A national study of the gabapentinoid-loop diuretic cascade. Journal of the American Geriatrics Society 2024. PMID: 38547357
Shah SJ, van Walraven C, Jeon SY, Boscardin J, Hobbs FDR, Connolly SJ, Ezekowitz MD, Covinsky KE, Fang MC, Singer DE. Estimating Vitamin K Antagonist Anticoagulation Benefit in People With Atrial Fibrillation Accounting for Competing Risks: Evidence From 12 Randomized Trials. Circulation. Cardiovascular quality and outcomes 2024. PMID: 38525596
Blauvelt CA, Turcios S, Wen T, Boscardin J, Seidman D. Breastfeeding Initiation in People With Hepatitis C Virus Infection in the United States. Obstetrics and gynecology 2024. PMID: 38513240
Schwartz JB, Liu RY, Boscardin J, Liu Q, Lau SWJ, Khatri S, Tarn D. Attitudes on participation in clinical drug trials: A nationally representative survey of older adults with multimorbidity. Journal of the American Geriatrics Society 2024. PMID: 38485469
Samnani S, Cenzer I, Kline GA, Lee SJ, Hundemer GL, McClurg C, Pasieka JL, Boscardin WJ, Ronksley PE, Leung AA. Time to Benefit of Surgery vs. Targeted Medical Therapy for Patients with Primary Aldosteronism: A Meta-analysis. The Journal of clinical endocrinology and metabolism 2023. PMID: 37946600
Auerbach AD, Lee TM, Hubbard CC, Ranji SR, Raffel K, Valdes G, Boscardin J, Dalal AK, Harris A, Flynn E, Schnipper JL, UPSIDE Research Group. Diagnostic Errors in Hospitalized Adults Who Died or Were Transferred to Intensive Care. JAMA internal medicine 2024. PMID: 38190122
Cenzer I, Boscardin J, Kotwal AA, Miller MJ. Comparison of health and retirement study participants with and without linkage to Medicare claims. Journal of the American Geriatrics Society 2024. PMID: 38206864
Tang AB, Diaz-Ramirez LG, Boscardin WJ, Smith AK, Ward D, Glymour MM, Whitlock EL. Long-term cognitive outcome after elective hip or knee total joint arthroplasty: A population-based observational study. Journal of the American Geriatrics Society 2024. PMID: 38190295
Cobert J, Mills H, Lee A, Gologorskaya O, Espejo E, Jeon SY, Boscardin J, Heintz TA, Kennedy C, Ashana D, Chapman AC, Raghunathan K, Smith AK, Lee S. Measuring Implicit Bias in Intensive Care Unit Notes Using Word Embedding Neural Network Models. Chest 2024. PMID: 38199323
Deardorff WJ, Jeon SY, Barnes DE, Boscardin WJ, Langa KM, Covinsky KE, Mitchell SL, Lee SJ, Smith AK. Development and External Validation of Models to Predict Need for Nursing Home Level of Care in Community-Dwelling Older Adults With Dementia. JAMA internal medicine 2023. PMID: 38048097
Lazzareschi DV, Luo Y, Fong N, Boscardin J, Legrand M, Chen CL. Postoperative thrombotic events following major surgery in patients with a history of COVID-19: a retrospective cohort analysis of commercially insured beneficiaries in the USA. Canadian journal of anaesthesia = Journal canadien d'anesthesie 2023. PMID: 38102451
Prasanna A, Jing B, Plopper G, Miller KK, Sanjak J, Feng A, Prezek S, Vidyaprakash E, Thovarai V, Maier EJ, Bhattacharya A, Naaman L, Stephens H, Watford S, Boscardin WJ, Johanson E, Lienau A. Synthetic Health Data Can Augment Community Research Efforts to Better Inform the Public During Emerging Pandemics. medRxiv : the preprint server for health sciences 2023. PMID: 38168217
Abdelhak A, Benkert P, Schaedelin S, Boscardin WJ, Cordano C, Oechtering J, Ananth K, Granziera C, Melie-Garcia L, Montes SC, Beaudry-Richard A, Achtnichts L, Oertel FC, Lalive PH, Leppert D, Müller S, Henry RG, Pot C, Matthias A, Salmen A, Oksenberg JR, Disanto G, Zecca C, D'Souza M, Du Pasquier R, Bridel C, Gobbi C, Kappos L, Hauser SL, Cree BAC, Kuhle J, Green AJ, UCSF, MS EPIC, and the SMSC Study Teams. Neurofilament Light Chain Elevation and Disability Progression in Multiple Sclerosis. JAMA neurology 2023. PMID: 37930670
Deardorff WJ, Diaz-Ramirez LG, Boscardin WJ, Smith AK, Lee SJ. Around the EQUATOR with Clin-STAR: Prediction modeling opportunities and challenges in aging research. Journal of the American Geriatrics Society 2023. PMID: 38032070
Deardorff WJ, Lu K, Jing B, Jeon SY, Boscardin WJ, Fung KZ, Lee SJ. Frequency of Screening for Colorectal Cancer by Predicted Life Expectancy Among Adults 76-85 Years. JAMA 2023. PMID: 37676665
Kennedy CJ, Chiu C, Chapman AC, Gologorskaya O, Farhan H, Han M, Hodgson M, Lazzareschi D, Ashana D, Lee S, Smith AK, Espejo E, Boscardin J, Pirracchio R, Cobert J. Negativity and Positivity in the ICU: Exploratory Development of Automated Sentiment Capture in the Electronic Health Record. Critical Care Explorations 2023. PMID: 37753238
Huang LW, Shi Y, Andreadis C, Logan AC, Mannis GN, Smith CC, Gaensler KML, Martin TG, Damon LE, Boscardin WJ, Steinman MA, Olin RL. Association of geriatric measures and global frailty with cognitive decline after allogeneic hematopoietic cell transplantation in older adults. Journal of geriatric oncology 2023. PMID: 37678052
McKleroy W, Shing T, Anderson WH, Arjomandi M, Awan HA, Barjaktarevic I, Barr RG, Bleecker ER, Boscardin J, Bowler RP, Buhr RG, Criner GJ, Comellas AP, Curtis JL, Dransfield M, Doerschuk CM, Dolezal BA, Drummond MB, Han MK, Hansel NN, Helton K, Hoffman EA, Kaner RJ, Kanner RE, Krishnan JA, Lazarus SC, Martinez FJ, Ohar J, Ortega VE, Paine R, Peters SP, Reinhardt JM, Rennard S, Smith BM, Tashkin DP, Couper D, Cooper CB, Woodruff PG. Longitudinal Follow-Up of Participants With Tobacco Exposure and Preserved Spirometry. JAMA 2023. PMID: 37526720
Anderson TS, Herzig SJ, Jing B, Boscardin WJ, Fung K, Marcantonio ER, Steinman MA. Clinical Outcomes of Intensive Inpatient Blood Pressure Management in Hospitalized Older Adults. JAMA internal medicine 2023. PMID: 37252732
Dorismond VG, Boscardin WJ, Sawaya GF. The association between YouTube use and knowledge of human papillomavirus-related cancers. PEC innovation 2023. PMID: 37457670
Oh A, Gan S, Boscardin WJ, Neilands TB, Stewart AL, Nguyen TT, Smith AK. Effect of the COVID-19 pandemic on meaningful activity engagement in racially and ethnically diverse older adults. Journal of the American Geriatrics Society 2023. PMID: 37317827
Chan LN, Chen LM, Goldman M, Mak JS, Bauer DC, Boscardin J, Schembri M, Bae-Jump V, Friedman S, Jacoby VL. Changes in Bone Density in Carriers of BRCA1 and BRCA2 Pathogenic Variants After Salpingo-Oophorectomy. Obstetrics and gynecology 2023. PMID: 37290104
Deardorff WJ, Jing B, Growdon ME, Yaffe K, Boscardin WJ, Boockvar KS, Steinman MA. Medication misuse and overuse in community-dwelling persons with dementia. Journal of the American Geriatrics Society 2023. PMID: 37272899
Shah SJ, van Walraven C, Jeon SY, Boscardin WJ, Hobbs FR, Connolly S, Ezekowitz M, Covinsky KE, Fang MC, Singer DE. Overestimation of anticoagulant benefit in patients with atrial fibrillation and low life expectancy: evidence from 12 randomized trials. medRxiv : the preprint server for health sciences 2023. PMID: 36993304
Bongiovanni T, Gan S, Finlayson E, Ross JS, Harrison JD, Boscardin WJ, Steinman MA. Trends in the Use of Gabapentinoids and Opioids in the Postoperative Period Among Older Adults. JAMA network open 2023. PMID: 37326989
Kelly JD, Leonard S, Boscardin WJ, Hoggatt KJ, Lum EN, Austin CC, Byers A, Tien PC, Austin PC, Bravata DM, Keyhani S. Comparative mRNA booster effectiveness against death or hospitalization with COVID-19 pneumonia across at-risk US Veteran populations. Nature communications 2023. PMID: 37221198
Caverzasi E, Papinutto N, Cordano C, Kirkish G, Gundel TJ, Zhu A, Akula AV, Boscardin WJ, Neeb H, Henry RG, Chan JR, Green AJ. MWF of the corpus callosum is a robust measure of remyelination: Results from the ReBUILD trial. Proceedings of the National Academy of Sciences of the United States of America 2023. PMID: 37155847
Hunt LJ, Gan S, Smith AK, Aldridge MD, Boscardin WJ, Harrison KL, James JE, Lee AK, Yaffe K. Hospice Quality, Race, and Disenrollment in Hospice Enrollees with Dementia. Journal of palliative medicine 2023. PMID: 37010377
Drake WP, Hsia C, Samavati L, Yu M, Cardenas J, Gianella FG, Boscardin J, Koth LL. Risk Indicators of Sarcoidosis Evolution-Unified Protocol (RISE-UP): protocol for a multi-centre, longitudinal, observational study to identify clinical features that are predictive of sarcoidosis progression. BMJ open 2023. PMID: 37012011
Kuffel RL, Morin RT, Covinsky KE, Boscardin WJ, Lohman MC, Li Y, Byers AL. Association of Frailty With Risk of Suicide Attempt in a National Cohort of US Veterans Aged 65 Years or Older. JAMA psychiatry 2023. PMID: 36811913
Kay AH, Othieno A, Boscardin J, Chen LL, Alvarez EA, Swanson M, Ueda S, Chen LM, Chapman JS. The past, present, and future of opioid prescribing: Perioperative opioid use in gynecologic oncology patients after laparotomy at a single institution from 2012 to 2021. Gynecologic oncology reports 2023. PMID: 37065538
Congdon JL, Bardach NS, Franck LS, Brindis CD, Boscardin WJ, Carrasco Z, Cabana MD, Dehlendorf C. Postpartum Family Planning in Pediatrics: A Survey of Parental Contraceptive Needs and Health Services Preferences. Academic pediatrics 2023. PMID: 36958531
Barry LC, Steffens DC, Covinsky KE, Conwell Y, Boscardin J, Li Y, Byers AL. High Risk of Substance Use Disorder-Related Outcomes in Veterans Released from Correctional Facilities in Mid to Late Life. Journal of general internal medicine 2023. PMID: 36781577
Aboujaoude E, Light J, Brown JEH, Boscardin WJ, Hallgrímsson B, Klein OD. Privacy, bias and the clinical use of facial recognition technology: A survey of genetics professionals. American journal of medical genetics. Part C, Seminars in medical genetics 2023. PMID: 36751120
Shah SJ, Oreper S, Jeon SY, Boscardin WJ, Fang MC, Covinsky KE. Social Frailty Index: Development and validation of an index of social attributes predictive of mortality in older adults. Proceedings of the National Academy of Sciences of the United States of America 2023. PMID: 36749720
Shear MA, Swanson K, Garg R, Jelin AC, Boscardin J, Norton ME, Sparks TN. A systematic review and meta-analysis of cell-free DNA testing for detection of fetal sex chromosome aneuploidy. Prenatal diagnosis 2023. PMID: 36588186
Gardner RC, Barnes DE, Li Y, Boscardin J, Peltz C, Yaffe K. Medical and Psychiatric Risk Factors for Dementia in Veterans with and without Traumatic Brain Injury (TBI): A Nationwide Cohort Study. The journal of prevention of Alzheimer's disease 2023. PMID: 36946451
Clark R, Kuffel RL, Neylan TC, Maguen S, Li Y, Boscardin WJ, Byers AL. Posttraumatic stress disorder, suicide, and unintended overdose death in later life: A national cohort study of veterans aged 50 and older. Journal of the American Geriatrics Society 2022. PMID: 36573640
Hunt LJ, Covinsky KE, Cenzer I, Espejo E, Boscardin WJ, Leutwyler H, Lee AK, Cataldo J. The Epidemiology of Smoking in Older Adults: A National Cohort Study. Journal of general internal medicine 2022. PMID: 36538157
Growdon ME, Gan S, Yaffe K, Lee AK, Anderson TS, Muench U, Boscardin WJ, Steinman MA. New psychotropic medication use among Medicare beneficiaries with dementia after hospital discharge. Journal of the American Geriatrics Society 2022. PMID: 36514208
Altendahl MR, Xu L, Asiodu I, Boscardin J, Gaw SL, Flaherman VJ, Jacoby VL, Richards MC, Krakow D, Afshar Y. Patterns of Peripartum Depression and Anxiety During the Pre-Vaccine COVID-19 Pandemic. Research square 2022. PMID: 36561172
Rizzo A, Jing B, Boscardin WJ, Shah SJ, Steinman MA. Can markers of disease severity improve the predictive power of claims-based multimorbidity indices? Journal of the American Geriatrics Society 2022. PMID: 36495264
Ritchie CS, Patel K, Boscardin J, Miaskowski C, Vranceanu AM, Whitlock E, Smith A. Impact of persistent pain on function, cognition, and well-being of older adults. Journal of the American Geriatrics Society 2022. PMID: 36475388
Ladwig NR, Bean GR, Pekmezci M, Boscardin J, Joseph NM, Therrien N, Sangoi AR, Piening B, Rajamanickam V, Galvin M, Bernard B, Zaloudek C, Rabban JT, Garg K, Umetsu SE. Uterine Inflammatory Myofibroblastic Tumors: Proposed Risk Stratification Model Using Integrated Clinicopathologic and Molecular Analysis. The American journal of surgical pathology 2022. PMID: 36344483
Deardorff WJ, Barnes DE, Jeon SY, Boscardin WJ, Langa KM, Covinsky KE, Mitchell SL, Whitlock EL, Smith AK, Lee SJ. Development and External Validation of a Mortality Prediction Model for Community-Dwelling Older Adults With Dementia. JAMA internal medicine 2022. PMID: 36156062
Steinman MA, Jing B, Shah SJ, Rizzo A, Lee SJ, Covinsky KE, Ritchie CS, Boscardin WJ. Development and validation of novel multimorbidity indices for older adults. Journal of the American Geriatrics Society 2022. PMID: 36282202
Kidane J, Gochman GE, Boscardin WJ, Rosen CA, Young VN, Ma Y. An Ex Vivo Investigation of Tactile Aesthesiometer Force in Laryngopharyngeal Sensory Testing. The Laryngoscope 2022. PMID: 36268981
Tsang M, Gan S, Boscardin WJ, Wong ML, Walter LC, Smith AK. The epidemiology of preexisting geriatric and palliative conditions in older adults with poor prognosis cancers. Journal of the American Geriatrics Society 2022. PMID: 36259424
Kelly JD, Leonard S, Hoggatt KJ, Boscardin WJ, Lum EN, Moss-Vazquez TA, Andino R, Wong JK, Byers A, Bravata DM, Tien PC, Keyhani S. Incidence of Severe COVID-19 Illness Following Vaccination and Booster With BNT162b2, mRNA-1273, and Ad26.COV2.S Vaccines. JAMA 2022. PMID: 36156706
Perumal D, Dudley RA, Gan S, Boscardin WJ, Gill A, Gelb AW, Lee SJ, Chen CL. Anesthesia Care for Cataract Surgery in Medicare Beneficiaries. JAMA internal medicine 2022. PMID: 36190717
Byers AL, Li Y, Barnes DE, Boscardin WJ, Peltz CB, Yaffe K. TBI and risk of death in military veterans over 14 years: Injury severity, timing, and cause of death. Journal of psychiatric research 2022. PMID: 36257114
Colley A, Finlayson E, Zhao S, Boscardin J, Suskind A. High risk of complications after a "low risk" procedure: A national study of nursing home residents and older adults undergoing haemorrhoid surgery. Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland 2022. PMID: 36097828
Singhal S, Walter LC, Smith AK, Loh KP, Cohen HJ, Zeng S, Shi Y, Boscardin WJ, Presley CJ, Williams GR, Magnuson A, Mohile SG, Wong ML. Change in four measures of physical function among older adults during lung cancer treatment: A mixed methods cohort study. Journal of geriatric oncology 2022. PMID: 36058839
Kidane J, Laus J, Gulati A, Gochman GE, Schneider SL, Chan JW, Yom SS, Ha P, Boscardin WJ, Ryan WR, Ma Y. Longitudinal Analysis of Swallowing Displacement Kinematics After Oropharyngeal Cancer Treatment. The Laryngoscope 2022. PMID: 36054296
Bongiovanni T, Gan S, Finlayson E, Ross J, Harrison JD, Boscardin J, Steinman MA. Prolonged use of newly prescribed gabapentin after surgery. Journal of the American Geriatrics Society 2022. PMID: 36000860
Brown RT, Diaz-Ramirez LG, Boscardin WJ, Cappola AR, Lee SJ, Steinman MA. Changes in the Hierarchy of Functional Impairment from Middle Age to Older Age. The journals of gerontology. Series A, Biological sciences and medical sciences 2021. PMID: 34498040
English PB, Von Behren J, Balmes JR, Boscardin J, Carpenter C, Goldberg DE, Horiuchi S, Richardson M, Solomon G, Valle J, Reynolds P. Association between long-term exposure to particulate air pollution with SARS-CoV-2 infections and COVID-19 deaths in California, U.S.A. Environmental advances 2022. PMID: 35912397
Reddy R, Zhao S, Boscardin WJ, Nik-Ahd F, Van Kuiken M, Suskind AM. The Role of Frailty on surgical outcomes following Pelvic Organ Prolapse surgery in Medicare Beneficiaries; a National Study. Urology 2022. PMID: 35830919
Lee AK, Diaz-Ramirez LG, Boscardin WJ, Smith AK, Lee SJ. A comprehensive prognostic tool for older adults: Predicting death, ADL disability, and walking disability simultaneously. Journal of the American Geriatrics Society 2022. PMID: 35792836
Rocca CH, Parra M, Muñoz I, Foster DG, Boscardin WJ, Ralph LJ. Comparison of Pregnancy Preferences Preceding vs Year 1 of the COVID-19 Pandemic. JAMA network open 2022. PMID: 35788671
Abdelhak A, Cordano C, Boscardin WJ, Caverzasi E, Kuhle J, Chan B, Gelfand JM, Yiu HH, Oertel FC, Beaudry-Richard A, Condor Montes S, Oksenberg JR, Lario Lago A, Boxer A, Rojas-Martinez JC, Elahi FM, Chan JR, Green AJ. Plasma neurofilament light chain levels suggest neuroaxonal stability following therapeutic remyelination in people with multiple sclerosis. Journal of neurology, neurosurgery, and psychiatry 2022. PMID: 35710320
Chou WH, Covinsky K, Zhao S, Boscardin WJ, Finlayson E, Suskind AM. Functional and cognitive outcomes after suprapubic catheter placement in nursing home residents: A national cohort study. Journal of the American Geriatrics Society 2022. PMID: 35696283
Hunt LJ, Gan S, Boscardin WJ, Yaffe K, Ritchie CS, Aldridge MD, Smith AK. A national study of disenrollment from hospice among people with dementia. Journal of the American Geriatrics Society 2022. PMID: 35670444
Deardorff WJ, Jing B, Jeon SY, Boscardin WJ, Lee AK, Fung KZ, Lee SJ. Do functional status and Medicare claims data improve the predictive accuracy of an electronic health record mortality index? Findings from a national Veterans Affairs cohort. BMC geriatrics 2022. PMID: 35585537
Nik-Ahd F, Jin C, Boscardin WJ, Suskind AM. Population Trends in Frailty in Older Adults with Benign Urological Conditions in Northern California. Urology practice 2022. PMID: 37145772
Nik-Ahd F, Jin C, Boscardin WJ, Suskind AM. Reply by Authors. Urology practice 2022. PMID: 37145793
Greene M, Shi Y, Boscardin J, Sudore R, Gandhi M, Covinsky K. Geriatric conditions and healthcare utilisation in older adults living with HIV. Age and ageing 2022. PMID: 35511728
Kornblith E, Bahorik A, Boscardin WJ, Xia F, Barnes DE, Yaffe K. Association of Race and Ethnicity With Incidence of Dementia Among Older Adults. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35438728
Harrison KL, Ritchie CS, Hunt LJ, Patel K, Boscardin WJ, Yaffe K, Smith AK. Life expectancy for community-dwelling persons with dementia and severe disability. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35357694
Jing B, Boscardin WJ, Deardorff WJ, Jeon SY, Lee AK, Donovan AL, Lee SJ. Comparing Machine Learning to Regression Methods for Mortality Prediction Using Veterans Affairs Electronic Health Record Clinical Data. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35352701
Huang D, Jaswa E, Ransohoff A, Boscardin WJ, Pasch L, Cedars M, Huddleston H. Decision regret after failed autologous in vitro fertilization in women =42 years of age. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35367062
Growdon ME, Espejo E, Jing B, Boscardin WJ, Zullo AR, Yaffe K, Boockvar KS, Steinman MA. Attitudes toward deprescribing among older adults with dementia in the United States. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35266141
Van Kuiken ME, Zhao S, Covinsky K, Boscardin J, Finlayson E, Suskind AM. Reply by Authors. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35232227
LaHue SC, Escueta DP, Guterman EL, Patel K, Harrison KL, Boscardin WJ, Douglas VC, Newman JC. COVID-19 severity and age increase the odds of delirium in hospitalized adults with confirmed SARS-CoV-2 infection: a cohort study. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35227231
Parks AL, Jeon SY, Boscardin WJ, Steinman MA, Smith AK, Covinsky KE, Fang MC, Shah SJ. Long-term functional outcomes and mortality after hospitalization for extracranial hemorrhage. Journal of hospital medicine 2022. PMID: 35535921
Christman Schneider AL, Huie JR, Boscardin WJ, Nelson L, Barber JK, Yaffe K, Diaz-Arrastia R, Ferguson AR, Kramer J, Jain S, Temkin N, Yuh E, Manley GT, Gardner RC, TRACK-TBI Investigators. Cognitive Outcome 1 Year After Mild Traumatic Brain Injury: Results From the TRACK-TBI Study. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35173018
Hunt LJ, Morrison RS, Gan S, Espejo E, Ornstein KA, Boscardin WJ, Smith AK. Incidence of potentially disruptive medical and social events in older adults with and without dementia. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35122662
Bardach NS, Stotts JR, Fiore DM, Sarkar U, Sharma AE, Boscardin WJ, Avina L, Peralta-Neel C, Rosenbluth G. Family Input for Quality and Safety (FIQS): Using mobile technology for in-hospital reporting from families and patients. Journal of hospital medicine 2022. PMID: 35535946
Van Kuiken ME, Zhao S, Covinsky K, Boscardin J, Finlayson E, Suskind AM. Frailty is Associated with an Increased Risk of Complications and Need for Repeat Procedures after Sling Surgery in Older Adults. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35060760
Cobert J, Jeon SY, Boscardin J, Chapman AC, Ferrante LE, Lee S, Smith AK. Trends in Geriatric Conditions Among Older Adults Admitted to US Intensive Care Units between 1998-2015. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2022. PMID: 35026299
Mutchie HL, Albrecht JS, Orwig DL, Huang Y, Boscardin WJ, Hochberg MC, Magaziner JS, Gruber-Baldini AL. Differential misclassification of cognitive impairment by sex among hip fracture patients. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2021. PMID: 34890469
Flaherman VJ, Afshar Y, Boscardin J, Keller RL, Mardy A, Prahl MK, Phillips C, Asiodu IV, Berghella WV, Chambers BD, Crear-Perry J, Jamieson DJ, Jacoby VL, Gaw SL. Infant Outcomes Following Maternal Infection with SARS-CoV-2: First Report from the PRIORITY Study. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2020. PMID: 32947612
Wong ML, Shi Y, Smith AK, Miaskowski C, Boscardin WJ, Cohen HJ, Lam V, Mazor M, Metzger L, Presley CJ, Williams GR, Loh KP, Ursem CJ, Friedlander TW, Blakely CM, Gubens MA, Allen G, Shumay D, Walter LC. Changes in older adults' life space during lung cancer treatment: A mixed methods cohort study. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2021. PMID: 34611887
Kotwal AA, Barnes DE, Volow AM, Li BH, Boscardin WJ, Sudore RL. Engaging Diverse Older Adults With Cognitive Impairment and Caregivers in Advance Care Planning: A Pilot Study of the Interactive PREPARE Website. Alzheimer disease and associated disorders 2021. PMID: 34310443
Anderson TS, Lee AK, Jing B, Lee S, Herzig SJ, Boscardin WJ, Fung K, Rizzo A, Steinman MA. Intensification of Diabetes Medications at Hospital Discharge and Clinical Outcomes in Older Adults in the Veterans Administration Health System. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2021. PMID: 34673963
Sharma AE, Huang B, Stakeholder Research Advisory Council, Del Rosario JB, Yang J, Boscardin WJ, Sarkar U. Patient and caregiver factors in ambulatory incident reports: a mixed-methods analysis. "HIV within the House Ball Community and the Promise of Community-based Social Structures for Intervention and Support" 2021. PMID: 34544693
Jacoby VL, Boscardin WJ. Selection Bias in Estimates of Early Pregnancy Loss. American journal of obstetrics and gynecology 2021. PMID: 34358477
Lee AK, Jing B, Jeon SY, Boscardin WJ, Lee SJ. Predicting Life Expectancy to Target Cancer Screening Using Electronic Health Record Clinical Data. Journal of general internal medicine 2021. PMID: 34327653
Kotwal AA, Cenzer IS, Waite LJ, Covinsky KE, Perissinotto CM, Boscardin WJ, Hawkley LC, Dale W, Smith AK. The epidemiology of social isolation and loneliness among older adults during the last years of life. Journal of the American Geriatrics Society 2021. PMID: 34247388
Jacoby VL, Murtha A, Afshar Y, Gaw S, Asiodu I, Tolosa J, Norton ME, Boscardin J, Flaherman V. Risk of Pregnancy Loss Prior to 20 weeks Gestation with COVID-19. American journal of obstetrics and gynecology 2021. PMID: 34175267
Abdulhussein F, Chesser H, Boscardin WJ, Wong JC, Gitelman S. Youth with Type 1 Diabetes had Improvement in Continuous Glucose Monitoring Metrics During the COVID-19 Pandemic. Diabetes technology & therapeutics 2021. PMID: 34042523
Kelly JD, Bravata DM, Bent S, Wray CM, Leonard SJ, Boscardin WJ, Myers LJ, Keyhani S. Association of Social and Behavioral Risk Factors With Mortality Among US Veterans With COVID-19. JAMA network open 2021. PMID: 34106264
Keyhani S, Kelly JD, Bent S, Boscardin WJ, Shlipak MG, Leonard S, Abraham A, Lum E, Lau N, Austin C, Oldenburg CE, Zillich A, Lopez L, Zhang Y, Lietman T, Bravata DM. A telehealth-based randomized controlled trial: A model for outpatient trials of off-label medications during the COVID-19 pandemic. Clinical trials (London, England) 2021. PMID: 34011199
Whitlock EL, Diaz-Ramirez LG, Smith AK, Boscardin WJ, Covinsky KE, Avidan MS, Glymour MM. Association of Coronary Artery Bypass Grafting vs Percutaneous Coronary Intervention With Memory Decline in Older Adults Undergoing Coronary Revascularization. JAMA 2021. PMID: 34003225
Aliberti MJR, Kotwal AA, Smith AK, Lee SJ, Banda S, Boscardin WJ. Pre-estimating subsets: A new approach for unavailable predictors in prognostic modeling. Journal of the American Geriatrics Society 2021. PMID: 34002370
Lee SJ, Smith AK, Ramirez-Diaz LG, Covinsky KE, Gan S, Chen CL, Boscardin WJ. A Novel Metric for Developing Easy-to-Use and Accurate Clinical Prediction Models: The Time-cost Information Criterion. Medical care 2021. PMID: 33528231
Lam K, Shi Y, Boscardin J, Covinsky KE. Unmet Need for Equipment to Help With Bathing and Toileting Among Older US Adults. JAMA internal medicine 2021. PMID: 33749707
Suskind AM, Zhao S, Nik-Ahd F, Boscardin WJ, Covinsky K, Finlayson E. Comparative outcomes for older adults undergoing surgery for bladder and bowel dysfunction. Journal of the American Geriatrics Society 2021. PMID: 33818753
Oh A, Gan S, Boscardin WJ, Allison TA, Barnes DE, Covinsky KE, Smith AK. Engagement in Meaningful Activities Among Older Adults With Disability, Dementia, and Depression. JAMA internal medicine 2021. PMID: 33492334
Block BL, Martin TM, Boscardin WJ, Covinsky KE, Mourad M, Hu LL, Smith AK. Variation in COVID-19 Mortality Across 117 US Hospitals in High- and Low-Burden Settings. Journal of hospital medicine 2021. PMID: 33734977
Diaz-Ramirez LG, Lee SJ, Smith AK, Gan S, Boscardin WJ. A Novel Method for Identifying a Parsimonious and Accurate Predictive Model for Multiple Clinical Outcomes. Computer methods and programs in biomedicine 2021. PMID: 33831724
Parks AL, Jeon SY, Boscardin WJ, Steinman MA, Smith AK, Fang MC, Shah SJ. Long-term individual and population functional outcomes in older adults with atrial fibrillation. Journal of the American Geriatrics Society 2021. PMID: 33675093
Yourman LC, Cenzer IS, Boscardin WJ, Nguyen BT, Smith AK, Schonberg MA, Schoenborn NL, Widera EW, Orkaby A, Rodriguez A, Lee SJ. Evaluation of Time to Benefit of Statins for the Primary Prevention of Cardiovascular Events in Adults Aged 50 to 75 Years: A Meta-analysis. JAMA internal medicine 2020. PMID: 33196766
Ursem C, Diaz-Ramirez LG, Boscardin J, Lee S. Changes in functional status associated with radiation for prostate cancer in older veterans. Journal of geriatric oncology 2020. PMID: 33388282
Afshar Y, Gaw SL, Flaherman VJ, Chambers BD, Krakow D, Berghella V, Shamshirsaz AA, Boatin AA, Aldrovandi G, Greiner A, Riley L, Boscardin WJ, Jamieson DJ, Jacoby VL. Clinical Presentation of Coronavirus Disease 2019 (COVID-19) in Pregnant and Recently Pregnant People. Obstetrics and gynecology 2020. PMID: 33027186
Jeon SY, Shi Y, Lee AK, Hunt L, Lipska K, Boscardin J, Lee S. Fingerstick Glucose Monitoring in Veterans Affairs Nursing Home Residents with Diabetes Mellitus. Journal of the American Geriatrics Society 2020. PMID: 33064879
Chen CL, McLeod SD, Lietman TM, Shen H, Boscardin WJ, Peggy Chang HY, Whooley MA, Gelb AW, Lee SJ, Dudley RA. Preoperative medical testing and falls in Medicare beneficiaries awaiting cataract surgery. Ophthalmology 2020. PMID: 32926912
Suskind AM, Zhao S, Boscardin WJ, Covinsky K, Finlayson E. Comparative Outcomes for Pelvic Organ Prolapse Surgery Among Nursing Home Residents and Matched Community-Dwelling Older Adults. The Journal of urology 2020. PMID: 32808855
Yan BW, Sloan FA, Boscardin WJ, Guo F, Dudley RA. The Opioid Epidemic Blunted the Mortality Benefit of Medicaid Expansion. Medical care research and review : MCRR 2020. PMID: 32403982
Tang VL, Jing B, Boscardin J, Ngo S, Silvestrini M, Finlayson E, Covinsky KE. Association of Functional, Cognitive, and Psychological Measures With 1-Year Mortality in Patients Undergoing Major Surgery. JAMA surgery 2020. PMID: 32159753
Kotwal AA, Lee SJ, Dale W, Boscardin WJ, Waite LJ, Smith AK. Integration of an Objective Cognitive Assessment Into a Prognostic Index for 5-Year Mortality Prediction. Journal of the American Geriatrics Society 2020. PMID: 32356919
Block BL, Jeon SY, Sudore RL, Matthay MA, Boscardin WJ, Smith AK. Patterns and Trends in Advance Care Planning Among Older Adults Who Received Intensive Care at the End of Life. JAMA internal medicine 2020. PMID: 32119031
Cenzer I, Boscardin WJ, Berger K. Performance of matching methods in studies of rare diseases: a simulation study. Intractable & rare diseases research 2020. PMID: 32494554
Lucas A, Boscardin J, Abrams SA. Preterm Infants Fed Cow's Milk-Derived Fortifier Had Adverse Outcomes Despite a Base Diet of Only Mother's Own Milk. Breastfeeding medicine : the official journal of the Academy of Breastfeeding Medicine 2020. PMID: 32239968
Suskind AM, Zhao S, Boscardin WJ, Smith A, Finlayson E. Time Spent Away from Home in the Year Following High-Risk Cancer Surgery in Older Adults. Journal of the American Geriatrics Society 2020. PMID: 31981366
Harrison JD, Boscardin WJ, Maselli J, Auerbach AD. Does Feedback to Physicians of a Patient-Reported Readiness for Discharge Checklist Improve Discharge? Journal of patient experience 2020. PMID: 33457557
Mehling EW, Scott MT, Duffy J, Whitmer AR, Chesney AM, Boscardin WJ, Barnes ED. Dyadic Group Exercises for Persons with Memory Deficits and Care Partners: Mixed-Method Findings from the Paired Preventing Loss of Independence through Exercise (PLIÉ) Randomized Trial. Journal of Alzheimer's disease : JAD 2020. PMID: 33185602
Byers AL, Li Y, Barnes DE, Seal KH, Boscardin WJ, Yaffe K. A national study of TBI and risk of suicide and unintended death by overdose and firearms. Brain injury 2019. PMID: 31822136
Jih J, Nguyen TT, Jin C, Seligman H, Boscardin WJ, Ritchie CS. Food Insecurity Is Associated with Behavioral Health Diagnosis Among Older Primary Care Patients with Multiple Chronic Conditions. Journal of general internal medicine 2019. PMID: 31808129
Franc BL, Thombley R, Luo Y, Boscardin WJ, Rugo HS, Seidenwurm D, Dudley RA. Identifying tests related to breast cancer care in claims data. The breast journal 2019. PMID: 31736191
Anderson TS, Jing B, Auerbach A, Wray CM, Lee S, Boscardin WJ, Fung K, Ngo S, Silvestrini M, Steinman MA. Clinical Outcomes After Intensifying Antihypertensive Medication Regimens Among Older Adults at Hospital Discharge. JAMA internal medicine 2019. PMID: 31424475
Barnes DE, Zhou J, Walker RL, Larson EB, Lee SJ, Boscardin WJ, Marcum ZA, Dublin S. Development and Validation of eRADAR: A Tool Using EHR Data to Detect Unrecognized Dementia. Journal of the American Geriatrics Society 2019. PMID: 31612463
Oh A, Patel K, Boscardin WJ, Max W, Stephens C, Ritchie CS, Smith AK. Social Support and Patterns of Institutionalization Among Older Adults: A Longitudinal Study. Journal of the American Geriatrics Society 2019. PMID: 31593295
Jambusaria-Pahlajani A, Crow LD, Lowenstein S, Garrett GL, Melcher ML, Chan AW, Boscardin J, Arron ST. Predicting skin cancer in organ transplant recipients: Development of the SUNTRAC screening tool using data from a multi-center cohort study. Transplant international : official journal of the European Society for Organ Transplantation 2019. PMID: 31423648
Yuan N, Dudley RA, Boscardin WJ, Lin GA. Electronic health records systems and hospital clinical performance: a study of nationwide hospital data. Journal of the American Medical Informatics Association : JAMIA 2019. PMID: 31233144
Shi Y, Barnes DE, Boscardin J, You JJ, Heyland DK, Volow AM, Howard M, Sudore RL. Brief English and Spanish Survey Detects Change in Response to Advance Care Planning Interventions. Journal of pain and symptom management 2019. PMID: 31539605
Nouri SS, Barnes DE, Volow AM, McMahan RD, Kushel M, Jin C, Boscardin J, Sudore RL. Health Literacy Matters More Than Experience for Advance Care Planning Knowledge Among Older Adults. Journal of the American Geriatrics Society 2019. PMID: 31424575
Amin KA, Lee UJ, Jin C, Boscardin J, Medendorp AR, Anger JT, Suskind AM. "A National Study Demonstrating the Need for Improved Frailty Indices for Preoperative Risk Assessment of Common Urologic Procedures". Urology 2019. PMID: 31302138
Suskind AM, Kowalik C, Quanstrom K, Boscardin J, Zhao S, Reynolds WS, Mishra K, Finlayson E. The impact of frailty on treatment for overactive bladder in older adults. Neurourology and urodynamics 2019. PMID: 31286561
Gardner RC, Cheng J, Ferguson AR, Boylan R, Boscardin J, Zafonte RD, Manley GT. Divergent Six Month Functional Recovery Trajectories and Predictors after Traumatic Brain Injury: Novel Insights from the Citicoline Brain Injury Treatment Trial Study. Journal of neurotrauma 2019. PMID: 30909795
Brown RT, Diaz-Ramirez LG, Boscardin WJ, Lee SJ, Williams BA, Steinman MA. Association of Functional Impairment in Middle Age With Hospitalization, Nursing Home Admission, and Death. JAMA internal medicine 2019. PMID: 30958504
Tang VL, Dillon EC, Yang Y, Tai-Seale M, Boscardin J, Kata A, Sudore RL. Advance Care Planning in Older Adults With Multiple Chronic Conditions Undergoing High-Risk Surgery. JAMA surgery 2019. PMID: 30516794
Wiener SV, Stoller ML, Boscardin J, Suskind AM. Factors Associated with Regional Adoption of Ureteroscopy in California from 2005 to 2016. Journal of endourology 2018. PMID: 30458114
Whitlock EL, Diaz-Ramirez LG, Smith AK, Boscardin WJ, Avidan MS, Glymour MM. Cognitive Change After Cardiac Surgery Versus Cardiac Catheterization: A Population-Based Study. The Annals of thoracic surgery 2018. PMID: 30578068
Marafino BJ, Park M, Davies JM, Thombley R, Luft HS, Sing DC, Kazi DS, DeJong C, Boscardin WJ, Dean ML, Dudley RA. Validation of Prediction Models for Critical Care Outcomes Using Natural Language Processing of Electronic Health Record Data. JAMA network open 2018. PMID: 30646310
Sudore RL, Schillinger D, Katen MT, Shi Y, Boscardin WJ, Osua S, Barnes DE. Engaging Diverse English- and Spanish-Speaking Older Adults in Advance Care Planning: The PREPARE Randomized Clinical Trial. JAMA internal medicine 2018. PMID: 30383086
Tang V, Zhao S, Boscardin J, Sudore R, Covinsky K, Walter LC, Esserman L, Mukhtar R, Finlayson E. Functional Status and Survival After Breast Cancer Surgery in Nursing Home Residents. JAMA surgery 2018. PMID: 30167636
Franc BL, Copeland TP, Thombley R, Park M, Marafino B, Dean M, Boscardin WJ, Rugo HS, Dudley RA. Geographic and Patient Characteristics Associated With Election of Prophylactic Mastectomy in Young Breast Cancer Patients With Early Disease. American journal of clinical oncology 2018. PMID: 32463216
Kotwal AA, Abdoler E, Diaz-Ramirez LG, Kelley AS, Ornstein KA, Boscardin WJ, Smith AK. 'Til Death Do Us Part: End-of-Life Experiences of Married Couples in a Nationally Representative Survey. Journal of the American Geriatrics Society 2018. PMID: 30251423
Barnes DE, Byers AL, Gardner RC, Seal KH, Boscardin WJ, Yaffe K. Association of Mild Traumatic Brain Injury With and Without Loss of Consciousness With Dementia in US Military Veterans. JAMA neurology 2018. PMID: 29801145
Zullo AR, Hersey M, Lee Y, Sharmin S, Bosco E, Daiello LA, Shah NR, Mor V, Boscardin WJ, Berard-Collins CM, Dore DD, Steinman MA. Outcomes of "diabetes-friendly" vs "diabetes-unfriendly" ß-blockers in older nursing home residents with diabetes after acute myocardial infarction. Diabetes, obesity & metabolism 2018. PMID: 29952104
Franc BL, Copeland TP, Thombley R, Park M, Marafino B, Dean ML, Boscardin WJ, Rugo HS, Seidenwurm D, Sharma B, Johnston SR, Dudley RA. Geographic Variation in Postoperative Imaging for Low-Risk Breast Cancer. Journal of the National Comprehensive Cancer Network : JNCCN 2018. PMID: 30006425
Selekman RE, Shapiro DJ, Boscardin J, Williams G, Craig JC, Brandström P, Pennesi M, Roussey-Kesler G, Hari P, Copp HL. Uropathogen Resistance and Antibiotic Prophylaxis: A Meta-analysis. Pediatrics 2018. PMID: 29954832
Lum HD, Barnes DE, Katen MT, Shi Y, Boscardin J, Sudore RL. Improving a Full Range of Advance Care Planning Behavior Change and Action Domains: The PREPARE Randomized Trial. Journal of pain and symptom management 2018. PMID: 29940209
Petrillo LA, Gan S, Jing B, Lang-Brown S, Boscardin WJ, Lee SJ. Hypoglycemia in Hospice Patients With Type 2 Diabetes in a National Sample of Nursing Homes. JAMA internal medicine 2018. PMID: 29279891
Shi Y, Fung KZ, John Boscardin W, Ngo S, Freedland SJ, Wong ML, Walter LC. Individualizing PSA Monitoring Among Older Prostate Cancer Survivors. Journal of general internal medicine 2018. PMID: 29417461
Lai JC, Covinsky KE, Dodge JL, Boscardin WJ, Segev DL, Roberts JP, Feng S. Reply. Hepatology (Baltimore, Md.) 2018. PMID: 29377206
Moore KL, Patel K, Boscardin WJ, Steinman MA, Ritchie C, Schwartz JB. Medication burden attributable to chronic co-morbid conditions in the very old and vulnerable. PloS one 2018. PMID: 29684077
Gardner RC, Byers AL, Barnes DE, Li Y, Boscardin J, Yaffe K. Mild TBI and risk of Parkinson disease: A Chronic Effects of Neurotrauma Consortium Study. Neurology 2018. PMID: 29669907
Suskind AM, Zhao S, Walter LC, Boscardin WJ, Finlayson E. Mortality and Functional Outcomes After Minor Urological Surgery in Nursing Home Residents: A National Study. Journal of the American Geriatrics Society 2018. PMID: 29572851
Jih J, Stijacic-Cenzer I, Seligman HK, Boscardin WJ, Nguyen TT, Ritchie CS. Chronic disease burden predicts food insecurity among older adults. Public health nutrition 2018. PMID: 29388533
Makaroun LK, Brown RT, Diaz-Ramirez LG, Ahalt C, Boscardin WJ, Lang-Brown S, Lee S. Wealth-Associated Disparities in Death and Disability in the United States and England. JAMA internal medicine 2017. PMID: 29059279
Wehner MR, Cidre Serrano W, Nosrati A, Schoen PM, Chren MM, Boscardin J, Linos E. All-cause mortality in patients with basal and squamous cell carcinoma: A systematic review and meta-analysis. Journal of the American Academy of Dermatology 2017. PMID: 29146125
Brown RT, Diaz-Ramirez LG, Boscardin WJ, Lee SJ, Steinman MA. Functional Impairment and Decline in Middle Age: A Cohort Study. Annals of internal medicine 2017. PMID: 29132150
Green AJ, Gelfand JM, Cree BA, Bevan C, Boscardin WJ, Mei F, Inman J, Arnow S, Devereux M, Abounasr A, Nobuta H, Zhu A, Friessen M, Gerona R, von Büdingen HC, Henry RG, Hauser SL, Chan JR. Clemastine fumarate as a remyelinating therapy for multiple sclerosis (ReBUILD): a randomised, controlled, double-blind, crossover trial. Lancet (London, England) 2017. PMID: 29029896
Cascino T, Vali M, Redberg R, Bravata DM, Boscardin J, Eilkhani E, Keyhani S. Guideline concordance of new statin prescriptions: who got a statin? Volume 23 of Issue 9. The American journal of managed care 2017. PMID: 29087155
Whitlock EL, Diaz-Ramirez LG, Glymour MM, Boscardin WJ, Covinsky KE, Smith AK. Association Between Persistent Pain and Memory Decline and Dementia in a Longitudinal Cohort of Elders. JAMA internal medicine 2017. PMID: 28586818
Sudore RL, Boscardin J, Feuz MA, McMahan RD, Katen MT, Barnes DE. Effect of the PREPARE Website vs an Easy-to-Read Advance Directive on Advance Care Planning Documentation and Engagement Among Veterans: A Randomized Clinical Trial. JAMA internal medicine 2017. PMID: 28520838
Edwards JD, Lucas AR, Boscardin WJ, Dudley RA. Repeated Critical Illness and Unplanned Readmissions Within 1 Year to PICUs. Critical care medicine 2017. PMID: 28708677
Lai JC, Covinsky KE, Dodge JL, Boscardin WJ, Segev DL, Roberts JP, Feng S. Development of a novel frailty index to predict mortality in patients with end-stage liver disease. Hepatology (Baltimore, Md.) 2017. PMID: 28422306
Greysen SR, Stijacic Cenzer I, Boscardin WJ, Covinsky KE. Functional Impairment: An Unmeasured Marker of Medicare Costs for Postacute Care of Older Adults. Journal of the American Geriatrics Society 2017. PMID: 28636200
Brown RT, Komaiko KD, Shi Y, Fung KZ, Boscardin WJ, Au-Yeung A, Tarasovsky G, Jacob R, Steinman MA. Bringing functional status into a big data world: Validation of national Veterans Affairs functional status data. PloS one 2017. PMID: 28570678
Meisel K, Arnold RM, Stijacic Cenzer I, Boscardin J, Smith AK. Survival, Functional Status, and Eating Ability After Percutaneous Endoscopic Gastrostomy Tube Placement for Acute Stroke. Journal of the American Geriatrics Society 2017. PMID: 28449220
Bleijenberg N, Smith AK, Lee SJ, Cenzer IS, Boscardin JW, Covinsky KE. Difficulty Managing Medications and Finances in Older Adults: A 10-year Cohort Study. Journal of the American Geriatrics Society 2017. PMID: 28378345
Stuart SE, Schoen P, Jin C, Parvataneni R, Arron S, Linos E, Boscardin WJ, Chren MM. Tumor recurrence of keratinocyte carcinomas judged appropriate for Mohs micrographic surgery using Appropriate Use Criteria. Journal of the American Academy of Dermatology 2017. PMID: 28365039
Garrett GL, Blanc PD, Boscardin J, Lloyd AA, Ahmed RL, Anthony T, Bibee K, Breithaupt A, Cannon J, Chen A, Cheng JY, Chiesa-Fuxench Z, Colegio OR, Curiel-Lewandrowski C, Del Guzzo CA, Disse M, Dowd M, Eilers R, Ortiz AE, Morris C, Golden SK, Graves MS, Griffin JR, Hopkins RS, Huang CC, Bae GH, Jambusaria A, Jennings TA, Jiang SI, Karia PS, Khetarpal S, Kim C, Klintmalm G, Konicke K, Koyfman SA, Lam C, Lee P, Leitenberger JJ, Loh T, Lowenstein S, Madankumar R, Moreau JF, Nijhawan RI, Ochoa S, Olasz EB, Otchere E, Otley C, Oulton J, Patel PH, Patel VA, Prabhu AV, Pugliano-Mauro M, Schmults CD, Schram S, Shih AF, Shin T, Soon S, Soriano T, Srivastava D, Stein JA, Sternhell-Blackwell K, Taylor S, Vidimos A, Wu P, Zajdel N, Zelac D, Arron ST. Incidence of and Risk Factors for Skin Cancer in Organ Transplant Recipients in the United States. JAMA dermatology 2017. PMID: 28097368
Steinman MA, Zullo AR, Lee Y, Daiello LA, Boscardin WJ, Dore DD, Gan S, Fung K, Lee SJ, Komaiko KD, Mor V. Association of ß-Blockers With Functional Outcomes, Death, and Rehospitalization in Older Nursing Home Residents After Acute Myocardial Infarction. JAMA internal medicine 2017. PMID: 27942713
Ahn R, Woodbridge A, Abraham A, Saba S, Korenstein D, Madden E, Boscardin WJ, Keyhani S. Financial ties of principal investigators and randomized controlled trial outcomes: cross sectional study. BMJ (Clinical research ed.) 2017. PMID: 28096109
Sudore RL, Heyland DK, Barnes DE, Howard M, Fassbender K, Robinson CA, Boscardin J, You JJ. Measuring Advance Care Planning: Optimizing the Advance Care Planning Engagement Survey. Journal of pain and symptom management 2016. PMID: 28042072
Schmajuk G, Tonner C, Miao Y, Yazdany J, Gannon J, Boscardin WJ, Daikh DI, Steinman MA. Folic Acid Supplementation Is Suboptimal in a National Cohort of Older Veterans Receiving Low Dose Oral Methotrexate. PloS one 2016. PMID: 27977768
Dizon M, Linos E, Arron ST, Abuabara K, Ruiz de Luzuriaga AM, Jin C, Boscardin WJ, Chren MM. Comparisons of patients' satisfaction should take expectations into account. The British journal of dermatology 2016. PMID: 27203511
Zullo AR, Lee Y, Daiello LA, Mor V, John Boscardin W, Dore DD, Miao Y, Fung KZ, Komaiko KDR, Steinman MA. Beta-Blocker Use in U.S. Nursing Home Residents After Myocardial Infarction: A National Study. Journal of the American Geriatrics Society 2016. PMID: 27861719
Pollett S, Boscardin WJ, Azziz-Baumgartner E, Tinoco YO, Soto G, Romero C, Kok J, Biggerstaff M, Viboud C, Rutherford GW. Evaluating Google Flu Trends in Latin America: Important Lessons for the Next Phase of Digital Disease Detection. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2016. PMID: 27678084
Smith AK, Currow DC, Abernethy AP, Johnson MJ, Miao Y, Boscardin WJ, Ritchie CS. Prevalence and Outcomes of Breathlessness in Older Adults: A National Population Study. Journal of the American Geriatrics Society 2016. PMID: 27603500
Tang VL, Sudore R, Cenzer IS, Boscardin WJ, Smith A, Ritchie C, Wallhagen M, Finlayson E, Petrillo L, Covinsky K. Rates of Recovery to Pre-Fracture Function in Older Persons with Hip Fracture: an Observational Study. Journal of general internal medicine 2016. PMID: 27605004
DeJong C, Aguilar T, Tseng CW, Lin GA, Boscardin WJ, Dudley RA. Pharmaceutical Industry-Sponsored Meals and Physician Prescribing Patterns for Medicare Beneficiaries. JAMA internal medicine 2016. PMID: 27322350
Sudore RL, Barnes DE, Le GM, Ramos R, Osua SJ, Richardson SA, Boscardin J, Schillinger D. Improving advance care planning for English-speaking and Spanish-speaking older adults: study protocol for the PREPARE randomised controlled trial. BMJ open 2016. PMID: 27401363
Suskind AM, Jin C, Cooperberg MR, Finlayson E, Boscardin WJ, Sen S, Walter LC. Preoperative Frailty Is Associated With Discharge to Skilled or Assisted Living Facilities After Urologic Procedures of Varying Complexity. Urology 2016. PMID: 27392651
Smith AK, Ritchie CS, Miao Y, Boscardin WJ, Wallhagen ML. Self-Reported Hearing in the Last 2 Years of Life in Older Adults. Journal of the American Geriatrics Society 2016. PMID: 27341383
Cenzer IS, Tang V, Boscardin WJ, Smith AK, Ritchie C, Wallhagen MI, Espaldon R, Covinsky KE. One-Year Mortality After Hip Fracture: Development and Validation of a Prognostic Index. Journal of the American Geriatrics Society 2016. PMID: 27295578
Schoenfeld AJ, Davies JM, Marafino BJ, Dean M, DeJong C, Bardach NS, Kazi DS, Boscardin WJ, Lin GA, Duseja R, Mei YJ, Mehrotra A, Dudley RA. Variation in Quality of Urgent Health Care Provided During Commercial Virtual Visits. JAMA internal medicine 2016. PMID: 27042813
Wehner MR, Linos E, Boscardin WJ, Chren MM. Competing Risk of Death in Kaplan-Meier Curves When Analyzing Subsequent Keratinocyte Cancer-Reply. JAMA dermatology 2016. PMID: 27074364
Auerbach AD, Kripalani S, Vasilevskis EE, Sehgal N, Lindenauer PK, Metlay JP, Fletcher G, Ruhnke GW, Flanders SA, Kim C, Williams MV, Thomas L, Giang V, Herzig SJ, Patel K, Boscardin WJ, Robinson EJ, Schnipper JL. Preventability and Causes of Readmissions in a National Cohort of General Medicine Patients. JAMA internal medicine 2016. PMID: 26954564
Suskind AM, Walter LC, Jin C, Boscardin J, Sen S, Cooperberg MR, Finlayson E. Impact of frailty on complications in patients undergoing common urological procedures: a study from the American College of Surgeons National Surgical Quality Improvement database. BJU international 2016. PMID: 26691588
Chow FC, Boscardin WJ, Mills C, Ko N, Carroll C, Price RW, Deeks S, Sorond FA, Hsue PY. Cerebral vasoreactivity is impaired in treated, virally suppressed HIV-infected individuals. AIDS (London, England) 2016. PMID: 26372478
Romo RD, Lee SJ, Miao Y, Boscardin WJ, Smith AK. Subjective, Objective, and Observed Long-term Survival: A Longitudinal Cohort Study. JAMA internal medicine 2015. PMID: 26502331
Pollett S, Wood N, Boscardin WJ, Bengtsson H, Schwarcz S, Harriman K, Winter K, Rutherford G. Validating the Use of Google Trends to Enhance Pertussis Surveillance in California. PLoS currents 2015. PMID: 26543674
Grenon SM, Owens CD, Nosova EV, Hughes-Fulford M, Alley HF, Chong K, Perez S, Yen PK, Boscardin J, Hellmann J, Spite M, Conte MS. Short-Term, High-Dose Fish Oil Supplementation Increases the Production of Omega-3 Fatty Acid-Derived Mediators in Patients With Peripheral Artery Disease (the OMEGA-PAD I Trial). Journal of the American Heart Association 2015. PMID: 26296857
Adibi JJ, Lee MK, Saha S, Boscardin WJ, Apfel A, Currier RJ. Fetal sex differences in human chorionic gonadotropin fluctuate by maternal race, age, weight and by gestational age. Journal of developmental origins of health and disease 2015. PMID: 26242396
Sheffrin M, Miao Y, Boscardin WJ, Steinman MA. Weight Loss Associated with Cholinesterase Inhibitors in Individuals with Dementia in a National Healthcare System. Journal of the American Geriatrics Society 2015. PMID: 26234945
Hunt LJ, Covinsky KE, Yaffe K, Stephens CE, Miao Y, Boscardin WJ, Smith AK. Pain in Community-Dwelling Older Adults with Dementia: Results from the National Health and Aging Trends Study. Journal of the American Geriatrics Society 2015. PMID: 26200445
Duseja R, Bardach NS, Lin GA, Yazdany J, Dean ML, Clay TH, Boscardin WJ, Dudley RA. Revisit rates and associated costs after an emergency department encounter: a multistate analysis. Annals of internal medicine 2015. PMID: 26030633
Chen CL, Lin GA, Bardach NS, Clay TH, Boscardin WJ, Gelb AW, Maze M, Gropper MA, Dudley RA. Preoperative medical testing in Medicare patients undergoing cataract surgery. The New England journal of medicine 2015. PMID: 25875258
Tang V, Boscardin WJ, Stijacic-Cenzer I, Lee SJ. Time to benefit for colorectal cancer screening: survival meta-analysis of flexible sigmoidoscopy trials. BMJ (Clinical research ed.) 2015. PMID: 25881903
Wehner MR, Linos E, Parvataneni R, Stuart SE, Boscardin WJ, Chren MM. Timing of subsequent new tumors in patients who present with basal cell carcinoma or cutaneous squamous cell carcinoma. JAMA dermatology 2015. PMID: 25588079
Lee JS, Padilla B, DuBois SG, Oates A, Boscardin J, Goldsby RE. Second malignant neoplasms among children, adolescents and young adults with Wilms tumor. Pediatric blood & cancer 2015. PMID: 25809878
Rogers SE, Thrasher AD, Miao Y, Boscardin WJ, Smith AK. Discrimination in Healthcare Settings is Associated with Disability in Older Adults: Health and Retirement Study, 2008-2012. Journal of general internal medicine 2015. PMID: 25773918
Marafino BJ, Boscardin WJ, Dudley RA. Efficient and sparse feature selection for biomedical text classification via the elastic net: Application to ICU risk stratification from nursing notes. Journal of biomedical informatics 2015. PMID: 25700665
Zhang X, Boscardin WJ, Belin TR, Wan X, He Y, Zhang K. A Bayesian method for analyzing combinations of continuous, ordinal, and nominal categorical data with missing values J Multiv Anal 2015. PMID:
Lau JS, Adams SH, Park MJ, Boscardin WJ, Irwin CE. Improvement in preventive care of young adults after the affordable care act: the affordable care act is helping. JAMA pediatrics 2014. PMID: 25347766
Rodríguez L, Rodriguez P, Gómez B, Ayala JC, Oxenberg D, Perez-Castilla A, Netto MG, Soffer E, Boscardin WJ, Crowell MD. Two-year results of intermittent electrical stimulation of the lower esophageal sphincter treatment of gastroesophageal reflux disease. Surgery 2014. PMID: 25726315
Song J, Boscardin WJ, Furst DE, Khanna D, Wong WK. A cautionary tale: dealing with missing data in clinical trials for rheumatic diseases. Clinical and experimental rheumatology 2014. PMID: 25372798
Edwards JD, Vasilevskis EE, Yoo EJ, Houtrow AJ, Boscardin WJ, Dudley RA, Okumura MJ. Adults with childhood-onset chronic conditions admitted to US pediatric and adult intensive care units. Journal of critical care 2014. PMID: 25466316
Shi Y, Boscardin WJ, Walter LC. Reply: To PMID 25443902. Urology 2014. PMID: 25443904
Chong KC, Owens CD, Park M, Alley HF, Boscardin WJ, Conte MS, Gasper WJ, Grenon SM. Relationship between kidney disease and endothelial function in peripheral artery disease. Journal of vascular surgery 2014. PMID: 25441679
Abraham WT, Lindenfeld J, Reddy VY, Hasenfuss G, Kuck KH, Boscardin J, Gibbons R, Burkhoff D. A randomized controlled trial to evaluate the safety and efficacy of cardiac contractility modulation in patients with moderately reduced left ventricular ejection fraction and a narrow QRS duration: study rationale and design. Journal of cardiac failure 2014. PMID: 25285748
Lee SJ, Boscardin WJ, Kirby KA, Covinsky KE. Individualizing life expectancy estimates for older adults using the Gompertz Law of Human Mortality. PloS one 2014. PMID: 25265291
Thampi S, Matthay KK, Boscardin WJ, Goldsby R, DuBois SG. Clinical Features and Outcomes Differ between Skeletal and Extraskeletal Osteosarcoma. Sarcoma 2014. PMID: 25294959
Ward ME, Taubes A, Chen R, Miller BL, Sephton CF, Gelfand JM, Minami S, Boscardin J, Martens LH, Seeley WW, Yu G, Herz J, Filiano AJ, Arrant AE, Roberson ED, Kraft TW, Farese RV, Green A, Gan L. Early retinal neurodegeneration and impaired Ran-mediated nuclear import of TDP-43 in progranulin-deficient FTLD. The Journal of experimental medicine 2014. PMID: 25155018
Lee JS, DuBois SG, Boscardin WJ, Wustrack RL, Goldsby RE. Secondary malignant neoplasms among children, adolescents, and young adults with osteosarcoma. Cancer 2014. PMID: 25116228
Schmajuk G, Miao Y, Yazdany J, Boscardin WJ, Daikh DI, Steinman MA. Identification of risk factors for elevated transaminases in methotrexate users through an electronic health record. Arthritis care & research 2014. PMID: 24470205
Steinman MA, Miao Y, Boscardin WJ, Komaiko KD, Schwartz JB. Prescribing quality in older veterans: a multifocal approach. Journal of general internal medicine 2014. PMID: 25002159
Nosova EV, Chong KC, Alley HF, Harris WS, Boscardin WJ, Conte MS, Owens CD, Grenon SM. Clinical correlates of red blood cell omega-3 fatty acid content in male veterans with peripheral arterial disease. Journal of vascular surgery 2014. PMID: 24953895
He SY, McCulloch CE, Boscardin WJ, Chren MM, Linos E, Arron ST. Self-reported pigmentary phenotypes and race are significant but incomplete predictors of Fitzpatrick skin phototype in an ethnically diverse population. Journal of the American Academy of Dermatology 2014. PMID: 24928709
Makam AN, Boscardin WJ, Miao Y, Steinman MA. Risk of thiazide-induced metabolic adverse events in older adults. Journal of the American Geriatrics Society 2014. PMID: 24823661
Moy NY, Lee SJ, Chan T, Grovey B, Boscardin WJ, Gonzales R, Pierluissi E. Development and sustainability of an inpatient-to-outpatient discharge handoff tool: a quality improvement project. Joint Commission journal on quality and patient safety 2014. PMID: 24919253
Lau JS, Adams SH, Boscardin WJ, Irwin CE. Young adults' health care utilization and expenditures prior to the Affordable Care Act. The Journal of adolescent health : official publication of the Society for Adolescent Medicine 2014. PMID: 24702839
Wehner MR, Chren MM, Nameth D, Choudhry A, Gaskins M, Nead KT, Boscardin WJ, Linos E. International prevalence of indoor tanning: a systematic review and meta-analysis. JAMA dermatology 2014. PMID: 24477278
Moore KL, Boscardin WJ, Steinman MA, Schwartz JB. Patterns of chronic co-morbid medical conditions in older residents of U.S. nursing homes: differences between the sexes and across the agespan. The journal of nutrition, health & aging 2014. PMID: 24676326
Grenon SM, Chong K, Alley H, Nosova E, Gasper W, Hiramoto J, Boscardin WJ, Owens CD. Walking disability in patients with peripheral artery disease is associated with arterial endothelial function. Journal of vascular surgery 2014. PMID: 24423479
Edwards JD, Lucas AR, Stone PW, Boscardin WJ, Dudley RA. Frequency, risk factors, and outcomes of early unplanned readmissions to PICUs. Critical care medicine 2013. PMID: 23982030
Meyer AC, Boscardin WJ, Kwasa JK, Price RW. Is it time to rethink how neuropsychological tests are used to diagnose mild forms of HIV-associated neurocognitive disorders? Impact of false-positive rates on prevalence and power. Neuroepidemiology 2013. PMID: 24157541
Bardach NS, Wang JJ, De Leon SF, Shih SC, Boscardin WJ, Goldman LE, Dudley RA. Effect of pay-for-performance incentives on quality of care in small practices with electronic health records: a randomized trial. JAMA 2013. PMID: 24026600
Smith AK, Walter LC, Miao Y, Boscardin WJ, Covinsky KE. Disability during the last two years of life. JAMA internal medicine 2013. PMID: 23836120
Bardach NS, Vittinghoff E, Asteria-Peñaloza R, Edwards JD, Yazdany J, Lee HC, Boscardin WJ, Cabana MD, Dudley RA. Measuring hospital quality using pediatric readmission and revisit rates. Volume 132 of Issue 3. Pediatrics 2013. PMID: 23979094
Linos E, Parvataneni R, Stuart SE, Boscardin WJ, Landefeld CS, Chren MM. Treatment of nonfatal conditions at the end of life: nonmelanoma skin cancer. JAMA internal medicine 2013. PMID: 23699934
Wong T, Matthay KK, Boscardin WJ, Hawkins RA, Brakeman PR, DuBois SG. Acute changes in blood pressure in patients with neuroblastoma treated with ¹³¹I-metaiodobenzylguanidine (MIBG). Pediatric blood & cancer 2013. PMID: 23613447
Barnes DE, Boscardin WJ, Landefeld CS. Recovery, dependence or death after discharge. Journal of general internal medicine 2013. PMID: 23435831
Mihalis EL, Wysong A, Boscardin WJ, Tang JY, Chren MM, Arron ST. Factors affecting sunscreen use and sun avoidance in a U.S. national sample of organ transplant recipients. The British journal of dermatology 2013. PMID: 22880814
Bischoff KE, Sudore R, Miao Y, Boscardin WJ, Smith AK. Advance care planning and the quality of end-of-life care in older adults. Journal of the American Geriatrics Society 2013. PMID: 23350921
Lee SJ, Boscardin WJ, Stijacic-Cenzer I, Conell-Price J, O'Brien S, Walter LC. Time lag to benefit after screening for breast and colorectal cancer: meta-analysis of survival data from the United States, Sweden, United Kingdom, and Denmark. BMJ (Clinical research ed.) 2013. PMID: 23299842
Miao Y, Cenzer IS, Kirby K, Boscardin WJ. Proceedings of the SAS Global Forum Estimating Harrell’s optimism on predictive indices using bootstrap samples 2013. PMID:
Miao Y, Cenzer IS, Kirby K, Boscardin WJ. Proceedings of the Western Users of Sas Software Conference Optimism of best subset selection by AIC/BIC for prognostic model building 2013. PMID:
Chren MM, Linos E, Torres JS, Stuart SE, Parvataneni R, Boscardin WJ. Tumor recurrence 5 years after treatment of cutaneous basal cell carcinoma and squamous cell carcinoma. The Journal of investigative dermatology 2012. PMID: 23190903
Pierluissi E, Mehta KM, Kirby KA, Boscardin WJ, Fortinsky RH, Palmer RM, Landefeld CS. Depressive symptoms after hospitalization in older adults: function and mortality outcomes. Journal of the American Geriatrics Society 2012. PMID: 23176725
Bardach NS, Asteria-Peñaloza R, Boscardin WJ, Dudley RA. The relationship between commercial website ratings and traditional hospital performance measures in the USA. BMJ quality & safety 2012. PMID: 23178860
Aragon K, Covinsky K, Miao Y, Boscardin WJ, Flint L, Smith AK. Use of the Medicare posthospitalization skilled nursing benefit in the last 6 months of life. Archives of internal medicine 2012. PMID: 23026981
Gogia R, Binstock M, Hirose R, Boscardin WJ, Chren MM, Arron ST. Fitzpatrick skin phototype is an independent predictor of squamous cell carcinoma risk after solid organ transplantation. Journal of the American Academy of Dermatology 2012. PMID: 23107311
Meyer AC, Dua T, Boscardin WJ, Escarce JJ, Saxena S, Birbeck GL. Critical determinants of the epilepsy treatment gap: a cross-national analysis in resource-limited settings. Epilepsia 2012. PMID: 23106784
Steinman MA, Lee SJ, John Boscardin W, Miao Y, Fung KZ, Moore KL, Schwartz JB. Patterns of multimorbidity in elderly veterans. Journal of the American Geriatrics Society 2012. PMID: 23035702
Barnes DE, Mehta KM, Boscardin WJ, Fortinsky RH, Palmer RM, Kirby KA, Landefeld CS. Prediction of recovery, dependence or death in elders who become disabled during hospitalization. Journal of general internal medicine 2012. PMID: 23054919
Yau CK, Eng C, Cenzer IS, Boscardin WJ, Rice-Trumble K, Lee SJ. Glycosylated hemoglobin and functional decline in community-dwelling nursing home-eligible elderly adults with diabetes mellitus. Journal of the American Geriatrics Society 2012. PMID: 22702660
Smith AK, McCarthy E, Weber E, Cenzer IS, Boscardin J, Fisher J, Covinsky K. Half of older Americans seen in emergency department in last month of life; most admitted to hospital, and many die there. Health affairs (Project Hope) 2012. PMID: 22665840
Hiramoto JS, Owens CD, Kim JM, Boscardin J, Belkin M, Creager MA, Conte MS. Sex-based differences in the inflammatory profile of peripheral artery disease and the association with primary patency of lower extremity vein bypass grafts. Journal of vascular surgery 2012. PMID: 22633420
Gelfand JM, Goodin DS, Boscardin WJ, Nolan R, Cuneo A, Green AJ. Retinal axonal loss begins early in the course of multiple sclerosis and is similar between progressive phenotypes. PloS one 2012. PMID: 22666330
Yu KC, Nettar KD, Bapna S, Boscardin WJ, Maas CS. Split-face double-blind study comparing the onset of action of onabotulinumtoxinA and abobotulinumtoxinA. Archives of facial plastic surgery 2012. PMID: 22183059
Moore KL, Boscardin WJ, Steinman MA, Schwartz JB. Age and sex variation in prevalence of chronic medical conditions in older residents of U.S. nursing homes. Journal of the American Geriatrics Society 2012. PMID: 22463062
Finlayson E, Zhao S, Boscardin WJ, Fries BE, Landefeld CS, Dudley RA. Functional status after colon cancer surgery in elderly nursing home residents. Journal of the American Geriatrics Society 2012. PMID: 22428583
Cenzer IS, Miao Y, Kirby K, Boscardin WJ. Proceedings of the Western Users of Sas Software Conference Estimating Harrell’s optimism using bootstrap samples 2012. PMID:
Lee HC, Gould JB, Boscardin WJ, El-Sayed YY, Blumenfeld YJ. Trends in cesarean delivery for twin births in the United States: 1995-2008. Obstetrics and gynecology 2011. PMID: 22015878
O'Hare AM, Choi AI, Boscardin WJ, Clinton WL, Zawadzki I, Hebert PL, Kurella Tamura M, Taylor L, Larson EB. Trends in timing of initiation of chronic dialysis in the United States. Archives of internal medicine 2011. PMID: 21987197
Anton PA, Saunders T, Elliott J, Khanukhova E, Dennis R, Adler A, Cortina G, Tanner K, Boscardin J, Cumberland WG, Zhou Y, Ventuneac A, Carballo-Diéguez A, Rabe L, McCormick T, Gabelnick H, Mauck C, McGowan I. First phase 1 double-blind, placebo-controlled, randomized rectal microbicide trial using UC781 gel with a novel index of ex vivo efficacy. PloS one 2011. PMID: 21969851
Nettar KD, Yu KC, Bapna S, Boscardin J, Maas CS. An internally controlled, double-blind comparison of the efficacy of onabotulinumtoxinA and abobotulinumtoxinA. Archives of facial plastic surgery 2011. PMID: 21690460
Mehta KM, Pierluissi E, Boscardin WJ, Kirby KA, Walter LC, Chren MM, Palmer RM, Counsell SR, Landefeld CS. A clinical index to stratify hospitalized older adults according to risk for new-onset disability. Journal of the American Geriatrics Society 2011. PMID: 21649616
Chren MM, Torres JS, Stuart SE, Bertenthal D, Labrador RJ, Boscardin WJ. Recurrence after treatment of nonmelanoma skin cancer: a prospective cohort study. Archives of dermatology 2011. PMID: 21576572
Chung JH, Phibbs CS, Boscardin WJ, Kominski GF, Ortega AN, Gregory KD, Needleman J. Examining the effect of hospital-level factors on mortality of very low birth weight infants using multilevel modeling. Journal of perinatology : official journal of the California Perinatal Association 2011. PMID: 21494232
Lee SJ, Boscardin WJ, Stijacic Cenzer I, Huang ES, Rice-Trumble K, Eng C. The risks and benefits of implementing glycemic control guidelines in frail older adults with diabetes mellitus. Journal of the American Geriatrics Society 2011. PMID: 21480838
Steinman MA, Lund BC, Miao Y, Boscardin WJ, Kaboli PJ. Geriatric conditions, medication use, and risk of adverse drug events in a predominantly male, older veteran population. Journal of the American Geriatrics Society 2011. PMID: 21410446
Wirtschafter DD, Powers RJ, Pettit JS, Lee HC, Boscardin WJ, Ahmad Subeh M, Gould JB. Nosocomial infection reduction in VLBW infants with a statewide quality-improvement model. Pediatrics 2011. PMID: 21339273
Steinman MA, Hanlon JT, Sloane RJ, Boscardin WJ, Schmader KE. Do geriatric conditions increase risk of adverse drug reactions in ambulatory elders? Results from the VA GEM Drug Study. The journals of gerontology. Series A, Biological sciences and medical sciences 2011. PMID: 21321003
Smith AK, Cenzer IS, Knight SJ, Puntillo KA, Widera E, Williams BA, Boscardin WJ, Covinsky KE. The epidemiology of pain during the last 2 years of life. Annals of internal medicine 2010. PMID: 21041575
Wong WK, Boscardin WJ, Postlethwaite AE, Furst DE. Handling missing data issues in clinical trials for rheumatic diseases. Contemporary clinical trials 2010. PMID: 20840873
Stein JC, Wang R, Adler N, Boscardin J, Jacoby VL, Won G, Goldstein R, Kohn MA. Emergency physician ultrasonography for evaluating patients at risk for ectopic pregnancy: a meta-analysis. Annals of emergency medicine 2010. PMID: 20828874
Gordon WJ, Polansky JM, Boscardin WJ, Fung KZ, Steinman MA. Coronary risk assessment by point-based vs. equation-based Framingham models: significant implications for clinical care. Journal of general internal medicine 2010. PMID: 20824362
Kelly A, Conell-Price J, Covinsky K, Cenzer IS, Chang A, Boscardin WJ, Smith AK. Length of stay for older adults residing in nursing homes at the end of life. Journal of the American Geriatrics Society 2010. PMID: 20738438
Chung JH, Phibbs CS, Boscardin WJ, Kominski GF, Ortega AN, Needleman J. The effect of neonatal intensive care level and hospital volume on mortality of very low birth weight infants. Medical care 2010. PMID: 20548252
Boscardin WJ. The use and interpretation of linear regression analysis in ophthalmology research. American journal of ophthalmology 2010. PMID: 20609702
Wagner J, Dusick JR, McArthur DL, Cohan P, Wang C, Swerdloff R, Boscardin WJ, Kelly DF. Acute gonadotroph and somatotroph hormonal suppression after traumatic brain injury. Journal of neurotrauma 2010. PMID: 20214417
Valley JK, Swinton P, Boscardin WJ, Lue TF, Rinaudo PF, Wu MC, Garcia MM. Preimplantation mouse embryo selection guided by light-induced dielectrophoresis. PloS one 2010. PMID: 20405021
Grudzen CR, Hoffman JR, Koenig WJ, Boscardin J, Lorenz KA, Asch SM. The LA story: what happened after a new policy allowing paramedics to forgo resuscitation attempts in prehospital cardiac arrest. Resuscitation 2010. PMID: 20236748
Tang JY, Parimi N, Wu A, Boscardin WJ, Shikany JM, Chren MM, Cummings SR, Epstein EH, Bauer DC. Inverse association between serum 25(OH) vitamin D levels and non-melanoma skin cancer in elderly men. Cancer causes & control : CCC 2010. PMID: 19921445
Newman PA, Lee SJ, Duan N, Rudy E, Nakazono TK, Boscardin J, Kakinami L, Shoptaw S, Diamant A, Cunningham WE. Preventive HIV vaccine acceptability and behavioral risk compensation among a random sample of high-risk adults in Los Angeles (LA VOICES). Health services research 2009. PMID: 19780857
Stone GW, Martin JL, de Boer MJ, Margheri M, Bramucci E, Blankenship JC, Metzger DC, Gibbons RJ, Lindsay BS, Weiner BH, Lansky AJ, Krucoff MW, Fahy M, Boscardin WJ. Effect of supersaturated oxygen delivery on infarct size after percutaneous coronary intervention in acute myocardial infarction. Circulation. Cardiovascular interventions 2009. PMID: 20031745
Crespi CM, Boscardin WJ. Bayesian Model Checking for Multivariate Outcome Data. Computational statistics & data analysis 2009. PMID: 20204167
Cooper CB, Boscardin WJ, Colthurst JR, Kleerup EC. Treatment of mild persistent asthma by cutaneous electronic stimulation. The European respiratory journal 2009. PMID: 19648527
FitzGerald JD, Boscardin WJ, Ettner SL. Changes in regional variation of Medicare home health care utilization and service mix for patients undergoing major orthopedic procedures in response to changes in reimbursement policy. Health services research 2009. PMID: 19500167
Kernisan LP, Lee SJ, Boscardin WJ, Landefeld CS, Dudley RA. Association between hospital-reported Leapfrog Safe Practices Scores and inpatient mortality. JAMA 2009. PMID: 19336709
Grudzen CR, Koenig WJ, Hoffman JR, Boscardin WJ, Lorenz KA, Asch SM. Potential impact of a verbal prehospital DNR policy. Prehospital emergency care : official journal of the National Association of EMS Physicians and the National Association of State EMS Directors 2009. PMID: 19291552
Robinson PL, Boscardin WJ, George SM, Teklehaimanot S, Heslin KC, Bluthenthal RN. The effect of urban street gang densities on small area homicide incidence in a large metropolitan county, 1994-2002. Journal of urban health : bulletin of the New York Academy of Medicine 2009. PMID: 19247837
Wong MD, Ettner SL, Boscardin WJ, Shapiro MF. The contribution of cancer incidence, stage at diagnosis and survival to racial differences in years of life expectancy. Journal of general internal medicine 2009. PMID: 19189193
Sarkisian CA, Gruenewald TL, John Boscardin W, Seeman TE. Preliminary evidence for subdimensions of geriatric frailty: the MacArthur study of successful aging. Journal of the American Geriatrics Society 2008. PMID: 19016933
Fatemi N, Dusick JR, Mattozo C, McArthur DL, Cohan P, Boscardin J, Wang C, Swerdloff RS, Kelly DF. Pituitary hormonal loss and recovery after transsphenoidal adenoma removal. Neurosurgery 2008. PMID: 18981881
Anton PA, Ibarrondo FJ, Boscardin WJ, Zhou Y, Schwartz EJ, Ng HL, Hausner MA, Shih R, Elliott J, Hultin PM, Hultin LE, Price C, Fuerst M, Adler A, Wong JT, Yang OO, Jamieson BD. Differential immunogenicity of vaccinia and HIV-1 components of a human recombinant vaccine in mucosal and blood compartments. Vaccine 2008. PMID: 18621451
Bavisetty S, Bavisetty S, McArthur DL, Dusick JR, Wang C, Cohan P, Boscardin WJ, Swerdloff R, Levin H, Chang DJ, Muizelaar JP, Kelly DF. Chronic hypopituitarism after traumatic brain injury: risk assessment and relationship to outcome. Neurosurgery 2008. PMID: 18580806
Zhang X, Boscardin WJ, Belin TR. Bayesian Analysis of Multivariate Nominal Measures Using Multivariate Multinomial Probit Models. Computational statistics & data analysis 2008. PMID: 19396365
Boscardin WJ, Zhang X, and Belin TR. Modeling a mixture of ordinal and continuous repeated measures J Stat Comput Sim 2008. PMID:
Gelman A, Zaiying H, van Dyk DA, and Boscardin WJ. Using redundant parameterizations to fit hierarchical models J Comput Graph Stat 2008. PMID:
McGowan I, Elliott J, Cortina G, Tanner K, Siboliban C, Adler A, Cho D, Boscardin WJ, Soto-Torres L, Anton PA. Characterization of baseline intestinal mucosal indices of injury and inflammation in men for use in rectal microbicide trials (HIV Prevention Trials Network-056). Journal of acquired immune deficiency syndromes (1999) 2007. PMID: 17891044
Mojica CM, Bastani R, Ponce NA, Boscardin WJ. Latinas with abnormal breast findings: patient predictors of timely diagnostic resolution. Journal of women's health (2002) 2007. PMID: 18062762
Gonzalez NR, Boscardin WJ, Glenn T, Vinuela F, Martin NA. Vasospasm probability index: a combination of transcranial doppler velocities, cerebral blood flow, and clinical risk factors to predict cerebral vasospasm after aneurysmal subarachnoid hemorrhage. Journal of neurosurgery 2007. PMID: 18077946
Epeldegui M, Breen EC, Hung YP, Boscardin WJ, Detels R, Martínez-Maza O. Elevated expression of activation induced cytidine deaminase in peripheral blood mononuclear cells precedes AIDS-NHL diagnosis. AIDS (London, England) 2007. PMID: 18090274
Weng HH, Kaplan RM, Boscardin WJ, Maclean CH, Lee IY, Chen W, Fitzgerald JD. Development of a decision aid to address racial disparities in utilization of knee replacement surgery. Arthritis and rheumatism 2007. PMID: 17471558
FitzGerald JD, Boscardin WJ, Hahn BH, Ettner SL. Impact of the Medicare Short Stay Transfer Policy on patients undergoing major orthopedic surgery. Health services research 2007. PMID: 17355580
Boscardin WJ, Yan X, Wong WK. A reanalysis of a longitudinal Scleroderma clinical trial using informative dropout models J Stat Plan Infer 2007. PMID:
Mojica CM, Bastani R, Boscardin WJ, and Ponce NA. Low income women with breast abnormalities: system predictors of timely diagnostic resolution Cancer Control 2007. PMID:
Wong MD, Chung AK, Boscardin WJ, Li M, Hsieh HJ, Ettner SL, Shapiro MF. The contribution of specific causes of death to sex differences in mortality. Public health reports (Washington, D.C. : 1974) 2006. PMID: 17278410
FitzGerald JD, Mangione CM, Boscardin J, Kominski G, Hahn B, Ettner SL. Impact of changes in Medicare Home Health care reimbursement on month-to-month Home Health utilization between 1996 and 2001 for a national sample of patients undergoing orthopedic procedures. Medical care 2006. PMID: 16932139
Poles MA, Boscardin WJ, Elliott J, Taing P, Fuerst MM, McGowan I, Brown S, Anton PA. Lack of decay of HIV-1 in gut-associated lymphoid tissue reservoirs in maximally suppressed individuals. Journal of acquired immune deficiency syndromes (1999) 2006. PMID: 16936559
Breen EC, Fatahi S, Epeldegui M, Boscardin WJ, Detels R, Martínez-Maza O. Elevated serum soluble CD30 precedes the development of AIDS-associated non-Hodgkin's B cell lymphoma. Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine 2006. PMID: 16651853
Pedroza-Martins L, Boscardin WJ, Anisman-Posner DJ, Redsar BN, Bryson YJ, Yang OO, Uittenbogaart CH. Interferon-gamma decreases replication of primary R5 HIV-1 isolates in thymocytes. AIDS (London, England) 2006. PMID: 16549983
Zhang X, Boscardin WJ, Belin, TR. Sampling correlation matrices in Bayesian models with correlated latent variables J Comput Graph Stat 2006. PMID:
Oertel M, Boscardin WJ, Obrist WD, Glenn TC, McArthur DL, Gravori T, Lee JH, Martin NA. Posttraumatic vasospasm: the epidemiology, severity, and time course of an underestimated phenomenon: a prospective study performed in 299 patients. Journal of neurosurgery 2005. PMID: 16304984
Widney DP, Breen EC, Boscardin WJ, Kitchen SG, Alcantar JM, Smith JB, Zack JA, Detels R, Martínez-Maza O. Serum levels of the homeostatic B cell chemokine, CXCL13, are elevated during HIV infection. Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research 2005. PMID: 16318584
Breen EC, Epeldegui M, Boscardin WJ, Widney DP, Detels R, Martínez-Maza O. Elevated levels of soluble CD44 precede the development of AIDS-associated non-Hodgkin's B-cell lymphoma. AIDS (London, England) 2005. PMID: 16184051
Wong MD, Tagawa T, Hsieh HJ, Shapiro MF, Boscardin WJ, Ettner SL. Differences in cause-specific mortality between Latino and white adults. Medical care 2005. PMID: 16166877
Soustiel JF, Glenn TC, Shik V, Boscardin J, Mahamid E, Zaaroor M. Monitoring of cerebral blood flow and metabolism in traumatic brain injury. Journal of neurotrauma 2005. PMID: 16156711
Yang X, Belin TR, Boscardin WJ. Imputation and variable selection in linear regression models with missing covariates. Biometrics 2005. PMID: 16011697
Fonarow GC, Adams KF, Abraham WT, Yancy CW, Boscardin WJ. Risk stratification for in-hospital mortality in acutely decompensated heart failure: classification and regression tree analysis. JAMA 2005. PMID: 15687312
Dinov ID, Boscardin JW, Mega MS, Sowell EL, Toga AW. A wavelet-based statistical analysis of FMRI data: I. motivation and data distribution modeling. Neuroinformatics 2005. PMID: 16284415
McGowan I, Elliott J, Fuerst M, Taing P, Boscardin J, Poles M, Anton P. Increased HIV-1 mucosal replication is associated with generalized mucosal cytokine activation. Journal of acquired immune deficiency syndromes (1999) 2004. PMID: 15385729
Bergsneider M, Yang I, Hu X, McArthur DL, Cook SW, Boscardin WJ. Relationship between valve opening pressure, body position, and intracranial pressure in normal pressure hydrocephalus: paradigm for selection of programmable valve pressure setting. Neurosurgery 2004. PMID: 15458593
Boscardin WJ, Zhang X. Applied Bayesian Modeling and Causal Inference from Incomplete-Data Perspectives (Gelman and Meng, editors) Modeling the covariance and correlation matrix of repeated measures 2004. PMID:
Breen EC, Boscardin WJ, Detels R, Jacobson LP, Smith MW, O'Brien SJ, Chmiel JS, Rinaldo CR, Lai S, Martínez-Maza O. Non-Hodgkin's B cell lymphoma in persons with acquired immunodeficiency syndrome is associated with increased serum levels of IL10, or the IL10 promoter -592 C/C genotype. Clinical immunology (Orlando, Fla.) 2003. PMID: 14597210
Glenn TC, Kelly DF, Boscardin WJ, McArthur DL, Vespa P, Oertel M, Hovda DA, Bergsneider M, Hillered L, Martin NA. Energy dysfunction as a predictor of outcome after moderate or severe head injury: indices of oxygen, glucose, and lactate metabolism. Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2003. PMID: 14526234
Chung JH, Boscardin WJ, Garite TJ, Lagrew DC, Porto M. Ethnic differences in birth weight by gestational age: at least a partial explanation for the Hispanic epidemiologic paradox? American journal of obstetrics and gynecology 2003. PMID: 14586355
Widney D, Boscardin WJ, Kasravi A, Martínez-Maza O. Expression and function of CD28 on Epstein-Barr virus-positive B cell lines and AIDS-associated non-Hodgkin's lymphoma cell lines. Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine 2003. PMID: 12853703
Wong MD, Shapiro MF, Boscardin WJ, Ettner SL. Contribution of major diseases to disparities in mortality. The New England journal of medicine 2002. PMID: 12432046
Oertel M, Kelly DF, Lee JH, McArthur DL, Glenn TC, Vespa P, Boscardin WJ, Hovda DA, Martin NA. Efficacy of hyperventilation, blood pressure elevation, and metabolic suppression therapy in controlling intracranial pressure after head injury. Journal of neurosurgery 2002. PMID: 12450025
Yang OO, Boscardin WJ, Matud J, Hausner MA, Hultin LE, Hultin PM, Shih R, Ferbas J, Siegal FP, Shodell M, Shearer GM, Grene E, Carrington M, O'Brien S, Price CB, Detels R, Jamieson BD, Giorgi JV. Immunologic profile of highly exposed yet HIV type 1-seronegative men. AIDS research and human retroviruses 2002. PMID: 12396457
Vespa PM, Boscardin WJ, Hovda DA, McArthur DL, Nuwer MR, Martin NA, Nenov V, Glenn TC, Bergsneider M, Kelly DF, Becker DP. Early and persistent impaired percent alpha variability on continuous electroencephalography monitoring as predictive of poor outcome after traumatic brain injury. Journal of neurosurgery 2002. PMID: 12134937
Pedroza-Martins L, Boscardin WJ, Anisman-Posner DJ, Schols D, Bryson YJ, Uittenbogaart CH. Impact of cytokines on replication in the thymus of primary human immunodeficiency virus type 1 isolates from infants. Journal of virology 2002. PMID: 12072494
Oertel M, Kelly DF, McArthur D, Boscardin WJ, Glenn TC, Lee JH, Gravori T, Obukhov D, McBride DQ, Martin NA. Progressive hemorrhage after head trauma: predictors and consequences of the evolving injury. Journal of neurosurgery 2002. PMID: 11794591
Goetz MB, Boscardin WJ, Wiley D, Alkasspooles S. Decreased recovery of CD4 lymphocytes in older HIV-infected patients beginning highly active antiretroviral therapy. AIDS (London, England) 2001. PMID: 11504992
Lee JH, Kelly DF, Oertel M, McArthur DL, Glenn TC, Vespa P, Boscardin WJ, Martin NA. Carbon dioxide reactivity, pressure autoregulation, and metabolic suppression reactivity after head injury: a transcranial Doppler study. Journal of neurosurgery 2001. PMID: 11780891
Boscardin WJ and Weiss RE. Proceedings of the American Statistical Association Section on Bayesian Statistical Science Models for the covariance matrix of multivariate longitudinal and repeated measures data 2001. PMID:
Breen EC, McDonald M, Fan J, Boscardin J, Fahey JL. Cytokine gene expression occurs more rapidly in stimulated peripheral blood mononuclear cells from human immunodeficiency virus-infected persons. Clinical and diagnostic laboratory immunology 2000. PMID: 10973452
Uittenbogaart CH, Boscardin WJ, Anisman-Posner DJ, Koka PS, Bristol G, Zack JA. Effect of cytokines on HIV-induced depletion of thymocytes in vivo. AIDS (London, England) 2000. PMID: 10930145
Fahey JL, Schnelle JF, Boscardin J, Thomas JK, Gorre ME, Aziz N, Sadeghi H, Nishanian P. Distinct categories of immunologic changes in frail elderly. Mechanisms of ageing and development 2000. PMID: 10854626
Boscardin WJ, Taylor JM, Law N. Longitudinal models for AIDS marker data. Statistical methods in medical research 1998. PMID: 9533259
Gelman A, King G, Boscardin WJ. Estimating the probability of events that have never occurred: When is your vote decisive? Journal of the American Statistical Association 1998. PMID:
Boscardin WJ and Gelman A. Bayesian computation for parametric models of heteroscedasticity in the linear model Advances in Econometrics 1996. PMID: