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
Bowles EJ, Wellman R, Feigelson HS, Onitilo AA, Freedman AN, Delate T, Allen LA, Nekhlyudov L, Goddard KA, Davis RL, Habel LA, Yood MU, Magid D, Wagner EH, for the Pharmacovigilance Study Team. Risk of heart failure in breast cancer patients after anthracycline and trastuzumab treatment: a retrospective cohort study. J Natl Cancer Inst. 2012 Sep 5;104(17):1293-305. PubMed
Arterburn D, Wellman R, Westbrook E, Rutter C, Ross T, McCulloch D, Handley M, Jung C. Introducing decision aids at Group Health was linked to sharply lower hip and knee surgery rates and costs. Health Aff (Millwood). 2012;31(9):2094-104. PubMed
Allen LA, Yood MU, Wagner EH, Aiello Bowles EJ, Pardee R, Wellman R, Habel L, Nekhlyudov L, Davis RL, Onitilo AA, Magid DJ; for the Pharmacovigilance Research Group. Performance of claims-based algorithms for identifying heart failure and cardiomyopathy among patients diagnosed with breast cancer. Med Care. 2014 May;52(5):e30-8. doi: 10.1097/MLR.0b013e31825a8c22. Epub 2012 May 25. PubMed
Delate T, Bowles EJ, Pardee R, Wellman RD, Habel LA, Yood MU, Nekhlyudov L, Goddard KA, Davis RL, McCarty CA, Onitilo AA, Feigelson HS, Freml J, Wagner E. Validity of eight integrated healthcare delivery organizations' administrative clinical data to capture breast cancer chemotherapy exposure. Cancer Epidemiol Biomarkers Prev. 2012 Apr;21(4):673-80. Epub 2012 Feb 15. PubMed
Stekler JD, Wellman R, Holte S, Maenza J, Stevens CE, Corey L, Collier AC. Are there benefits to starting antiretroviral therapy during primary HIV infection? Conclusions from the Seattle Primary Infection Cohort vary by control group. Int J STD AIDS. 2012;23(3):201-6. 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.)