J. Richard Landis, Ph.D.

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Professor of Biostatistics in Biostatistics and Epidemiology
Department: Biostatistics and Epidemiology
Graduate Group Affiliations

Contact information
Division of Biostatistics
Department of Biostatistics & Epidemiology
University of Pennsylvania Perelman School of Medicine
600 Blockley Hall
423 Guardian Drive
Philadelphia, PA 19104-6021
Office: 215-573-4922
Fax: 215-573-4865
Education:
B.S.Ed. (Mathematics)
Millersville University, Millersville, PA, 1969.
M.S. (Biostatistics)
University of North Carolina, Chapel Hill, NC, 1973.
Ph.D. (Biostatistics)
University of North Carolina, Chapel Hill, NC, 1975.
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Selected Publications

El-Bassel N, Jemmott III JB, Bellamy SL, Pequegnat W, Wingood GM, Wyatt GE, Landis JR, Remien RH and The NIMH Multisite HIV/STD Prevention Trial for African American Couples Group: Mediation analysis of the efficacy of the Eban HIV/STD risk-reduction intervention for African American HIV serodiscordant couples. AIDS and Behavior 20(6): 1197-207, Jun 2016.

Stephens-Shields AJ, Clemens JQ, Jemielita T, Farrar J, Sutcliffe S, Hou X, Landis JR, MAPP Research Network: Symptom variability and early symptom regression in the MAPP Study, a prospective study of urologic chronic pelvic pain syndrome. The Journal of Urology April 2016 Notes: doi: 10.1016/j.juro.2016.04.070. [Epub ahead of print]

Griffith JW, Stephens-Shields AJ, Hou X, Naliboff BD, Pontari M, Edwards TC, Williams DA, Clemens JQ, Afari N, Tu F, Brett Lloyd R, Patrick DL, Mullins C, Kusek JW, Sutcliffe S, Hong BA, Lai HH, Krieger JN, Bradley CS, Kim J, Landis JR: Pain and urinary symptoms should not be combined into a single score: psychometric findings from the MAPP Research Network. The Journal of Urology 195(4P1): 949-54, Apr 2016.

Nickel JC, Stephens A, Landis JR, Mullins C, van Bokhoven A, Lucia MS, Ehrlich GD; MAPP Research Network: Assessment of the lower urinary tract microbiota during symptom flare in women with urologic chronic pelvic pain syndrome: A MAPP Network study. The Journal of Urology 195(2): 356-362, Feb 2016.

Snyder PJ, Bhasin S, Cunningham GR, Matsumoto AM, Stephens-Shields A, Cauley JA, Gill TM, Barrett-Connor E, Swerdloff RS, Wang C, Ensrud KE, Lewis CE, Farrar JT, Cella D, Rosen RC, Pahor M, Crandall JP, Molitch ME, Cifelli D, Dougar D, Fluharty L, Resnick SM, Storer TW, Anton S, Basaria S, Diem SJ, Hou X, Mohler III ER, Parsons JK, Wenger NK, Zeldow B, Landis JR, Ellenberg SS: Effects of testosterone treatment in older men. The New England Journal of Medicine 374(7): 611-624, February 2016.

Rhee RL, Hogan SL, Poulton CJ, McGregor JA, Landis JR, Falk RJ, Merkel PA: Trends in long-term outcomes among patients with ANCA-associated vasculitis with renal disease. Arthritis & Rheumatology 68(7): 1711-1720, Jan 2016.

Roy J, Shou H, Xie D, Hsu J, Yang W, Anderson A, Landis JR, Jepson C, He J, Liu KD, Hsu C, Feldman HI, on behalf of the Chronic Renal Insufficiency Cohort (CRIC) Study Investigators: Statistical methods for cohort studies of CKD: Prediction modeling. Clinical Journal of the American Society of Nephrology 2016 Notes: 06210616; published ahead of print September 22, 2016, doi:10.2215/CJN.06210616.

Woodworth D, Mayer E, Leu K, Ashe-McNalley C, Naliboff BD, Labus JS, Tillisch K, Kutch JJ, Farmer MA, Apkarian AV, Johnson KA, Mackey SC, Ness TJ, Landis JR, Deutsch G, Harris RE, Clauw DJ, Mullins C, Ellingson BM; MAPP Research Network: Unique microstructural changes in the brain associated with urological chronic pelvic pain syndrome (UCPPS) revealed by diffusion tensor MRI, super-resolution track density imaging, and statistical parameter mapping: A MAPP Network neuroimaging study. PLoS One 10(10): e0140250, Oct 2015 Notes: doi: 10.1371/journal.pone.0140250. eCollection 2015.

Nickel JC, Stephens A, Landis JR, Chen J, Mullins C, van Bokhoven A, Lucia MS, Melton-Kreft R, Ehrlich GD and the MAPP Research Network: Search for microorganisms in men with urologic chronic pelvic pain syndrome: a culture-dependent analysis in the MAPP Research Network. The Journal of Urology 194(1): 127-135, Jun 2015.

Clemens JQ, Clauw DJ, Kreder K, Krieger JN, Kusek JW, Lai HH, Rodriguez L, Williams DA, Hou X, Stephens Al, Landis JR, for the MAPP Research Network: Comparison of baseline urologic symptoms in men and women in the Multidisciplinary Approach to the Study of Chronic Pelvic Pain (MAPP) research cohort. The Journal of Urology 193(5): 1554-1558, May 2015.

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Last updated: 09/23/2016
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