A graduate of the University of Washington (UW) biostatistics program, Robert Wellman, MS, joined the Kaiser Permanente Washington Health Research Institute (KPWHRI) Biostatistics Unit in 2009. His work spans a diverse collection of topics including mental health, pharmacoepidemiology, postmarketing drug safety surveillance, obesity, diagnostic test accuracy, back pain, and breast cancer. Prior to this, he spent 5 years in the Biostatistics Core at the UW Center for AIDS Research.
Causal inference; longitudinal data; diagnostic and screening test accuracy; clinical trials; survival analysis: rare disease outcomes; nonparametrics; missing data; electronic data; distributed data; statistical computing
Biostatistics; HIV/AIDS; vaccine safety
Biostatistics; clinical trials; back pain
Biostatistics; bariatric surgery
Biostatistics; breast cancer; effects of chemotherapy; accuracy of automated data; screening test accuracy; advanced imaging
Biostatistics; pharmacoepidemiology; postmarketing drug safety surveillance; big data; electronic health record and claims data
Biostatistics; suicide risk prediction, machine learning
Lehman C, Wellman RD, Buist DS, Kerlikowske K, Tosteson AN, Miglioretti DL. Diagnostic accuracy of digital screening mammography with and without computer-aided detection. JAMA Intern Med. 2015 Sep 28:1-10. doi: 10.1001/jamainternmed.2015.5231. [Epub ahead of print].
Cook AJ, Wellman RD, Cherkin DC, Kahn JR, Sherman KJ. Randomized clinical trial assessing if additional massage treatments for chronic neck pain improve 12 and 26 week outcomes. Spine J. 2015 Oct 1;15(10):2206-15. doi: 10.1016/j.spinee.2015.06.049. Epub 2015 Jun 19. PubMed
Arterburn DE, Wellman R, Westbrook EO, Ross TR, McCulloch D, Handley M, Lowe M, Cable C, Zeliadt SB, Hoffman RM. Decision aids for benign prostatic hyperplasia and prostate cancer. Am J Manag Care. 2015;21(2):e130-e140.
Cook AJ, Wellman RD, Nelson JC, Jackson LA, Tiwari RC. Group sequential method for observational data by using generalized estimating equations: application to Vaccine Safety Datalink. J R Stat Soc Ser C Appl Stat. 2015;64(2):319-38. doi: 10.1111/rssc.12075. Epub 2014 Sep 23.
Sprague BL, Gangnon RE, Burt V, Trentham-Dietz A, Hampton JM, Wellman RD, Kerlikowske K, Miglioretti DL. Prevalence of mammographically dense breasts in the United States. J Natl Cancer Inst. 2014 Sep 12;106(10). pii: dju255. doi: 10.1093/jnci/dju255. Print 2014. PubMed
A study among KP members with sleep problems and osteoarthritis shows promise for overcoming obstacles to treatment.
Watch video on latest results from PCORnet Bariatric Study. (Spoiler alert: Bypass, not sleeve.)