Positions: Full Staff, Section Head, Clinical Trials Design and Analysis, Quantitative Health Sciences, The Cleveland Clinic Foundation, 2005-present Full Staff, Biostatistics and Epidemiology, The Cleveland Clinic Foundation, 1984-2004 Adjunct Associate Professor, Department of Epidemiology and Biostatistics, Case Western Reserve University Medical School,1985-present Education: Ph.D. University of California, Berkeley, Biostatistics, 1975

Key Interests:
Dr. Beck is a full staff member of the Department. He is Principal Investigator of the Data Coordinating Centers for the NIDDK-funded multicenter clinical trials: Hemodialysis (HEMO) Study, the Modification of Diet in Renal Disease (MDRD) Study, Frequent Hemodialysis Network (FHN) and Dialysis Access Consortium (DAC). He is also Co-Principal Investigator at the Cleveland Clinic Foundation clinical center of an NCI-sponsored clinical trial studying the recurrence of neoplastic large bowel polyps after taking calcium, and/or Vitamin D. His research interests include the analysis of longitudinal data and clinical trial design and analysis.

Selected Publications:
Baron JA, Beach M, Mandel JS, van Stolk RU, Haile RW, Sandler R, Rothstein R, Summers R, Snover DC, Beck GJ, Bond JH, Greenberg ER for the Polyp Prevention Study Group. Calcium supplements for the prevention of colorectal adenomas. N Eng J Med 340:101-107, 1999.

Hemodialysis (HEMO) Study Group. (Prepared by Greene T, Beck G, Gassman J, Gotch FA, Kusek JW, Levey AS, Levin NW, Schulman G, Eknoyan G.) Design and statistical issues of the Hemodialysis (HEMO) Study. Control Clin Trials 21:502-525, 2000.

Schluchter MD, Greene T, Beck G. Analysis of change in the presence of informative censoring: Application to a longitudinal clinical trial of progressive renal disease. Statistics in Medicine 20:989-1007, 2001.

Eknoyan G, Beck GJ, Cheung AK, et al for the Hemodialysis (HEMO) Study group. Effect of dialysis dose and membrane flux in maintenance hemodialysis. N Engl J Med 347:2010-2019, 2002.

Baron JA, Cole BF, Sandler RS, …, Beck GJ, et al. A randomized trial of aspirin as a chemopreventive agent against colorectal adenomas. N Engl J Med. 348:891-899, 2003.

Gassman JJ, Greene T, Wright JT Jr, Agodoa L, Bakris G, Beck GJ, Douglas J, Jamerson K, Lewis J, Kutner M, Randall OS and Wang S. Design and statistical aspects of the African American Study of Kidney Disease and Hypertension (AASK). J Am Soc Nephrol 14(Suppl2):S154-165, 2003.

Baron JA, Cole BF, Mott L, Haile R, Grau M, Church TR, Beck GJ and Greenberg ER. Neoplastic and anti-neoplastic effects of beta-carotene on colorectal adenoma recurrence: results of a randomized trial. J Natl Cancer Inst. 95:717-722, 2003.