Sarah E. Tilley, MS
Biostatistician I
Boston University Chobanian & Avedisian School of Medicine
Rheumatology


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Sarah Tilley earned her B.S. in Applied Mathematics from Marist College and her M.S. in Biostatistics from the University of Connecticut. She specializes in statistical programming in SAS and R, with expertise in data management, longitudinal data analysis, data visualization, and advanced statistical modeling, including survival analysis, propensity score matching, and trajectory modeling. Sarah has supported clinical research in osteoarthritis, musculoskeletal diseases, and chronic pain in older adults, working with longitudinal observational studies and claims/EHR databases. She’s passionate about applying high-dimensional data analysis to drive data-driven solutions in epidemiology and healthcare delivery.

Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.

iCite Analysis       Copy PMIDs To Clipboard

  1. Sara LK, Felson DT, Tilley S, LaValley MP, Lewis CE, Lynch JA, Segal NA, Guermazi A, Roemer F, Stefanik JJ, Lewis CL. The relation of walking forces to structural damage in the knee: The Multicenter Osteoarthritis Study. Osteoarthritis Cartilage. 2025 Apr 11.View Related Profiles. PMID: 40222627; DOI: 10.1016/j.joca.2025.04.007;
     
  2. Liew JW, Petrow E, Tilley S, LaValley MP, Roemer FW, Guermazi A, Lewis CE, Torner J, Nevitt MC, Lynch JA, Felson D. Comparison of definitions of early knee osteoarthritis for likelihood of progression at 2-year and 5-year follow-up: the Multicenter Osteoarthritis Study. Ann Rheum Dis. 2025 Jan; 84(1):115-123.View Related Profiles. PMID: 39874225; PMCID: PMC11868720; DOI: 10.1136/ard-2024-226060;
     
  3. Liew JW, Petrow E, Tilley S, LaValley MP, Roemer FW, Guermazi A, Lewis CE, Torner J, Nevitt MC, Lynch JA, Felson D. Comparison of definitions of early knee osteoarthritis for likelihood of progression at 2-year and 5-year follow-up: the Multicenter Osteoarthritis Study. Ann Rheum Dis. 2024 Oct 03.View Related Profiles. PMID: 39362696
     

This graph shows the total number of publications by year, by first, middle/unknown, or last author.

Bar chart showing 3 publications over 2 distinct years, with a maximum of 2 publications in 2025

YearPublications
20241
20252

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