chappell [at] biostat.wisc.edu
PhD, 1990, University of Chicago
My principal interests lie in the analysis and design of clinical trials, link estimation in generalized linear models, bivariate and nonparametric survival analysis, and models in radiobiology.
Acosta D, Chappell R: "Cardiotoxicity of diazepam in cultured heart cells". Toxicology, 8(3):311-317, 1977 (Dec).
Michelassi F, Block G, Vanucci L, Montag A, Chappell R: "Five to twenty-one year follow-up and analysis of 250 patients with rectal adenocarcinoma". Journal of the American Surgical Association, 208:389-398, 1988. Selected for inclusion in the 1988 Yearbook of Surgery.
Chappell R: "Fitting bent lines to data, with applications to allometry". J Theoretical Biology, 138:235-256, 1989.
Chappell R: "Sampling design of multiwave studies with an application to the Massachusetts Health Care Panel Study". Statistics in Medicine, 10(12):1945-1991, 1991.
Chappell R: "A note on linear rank tests and Gill and Schumacher's tests of proportionality". Biometrika, 79:199-201,1992.
Chappell R, Branch L: "The Goldilocks dilemma in survey design and its solution". Journal of Clinical Epidemiology, 46:309-312, 1993.
Chappell R: "Presenting the coefficients of the linear quadratic equation for clinical use". International Journal of Radiation Oncology, Biology, and Physics, 29:191-193, 1994.
Lee AWM, Chan DKK, Fowler JF, Poon YF, Law SCK, Foo W, Tung SY, Cheung FK, Ho JHC, and Chappell R. "T1 Nasopharyngeal Carcinoma: the Effect of Waiting Time on Tumor Control." The International Journal of Radiation Oncology, Biology, and Physics. Vol. 20 (1994), pp. 1111-1117.
Chappell R, Nondahl D, Fowler JF: "Further analysis of the radiobiological parameters from the first and second British Institute of Radiology randomized studies of larynx/pharynx radiotherapy". International Journal of Radiation Oncology, Biology, and Physics, 33:509-518, 1995.
Orzack S, Chappell R: "Designing an experiment to estimate brood ratio inheritance". Biometrics, 51:822-830, 1995.
Chappell R, Nondahl D, Fowler JF: "Modeling dose and local control in radiotherapy". Journal of the American Statistical Association, 90:829-838, 1995.
Newton M, Czado C, Chappell R: "Semiparametric Bayesian link estimation for binary regression". Journal of the American Statistical Association, 91:142-153, 1996.
Lee AWM, Foo W, Law SCK, Poon YF, Sze WM, O SK, Tung SY, Chappell R, Lau WH, Ho JHC. Recurrent nasopharyngeal carcinoma: the puzzles of long latency. The International Journal of Radiation Biology Oncology Physics, 44:149-156, 1999.
Cheung YK, Chappell R. Sequential designs for phase I clinical trials with late-onset toxicities. Biometrics, 56:1177-1182, 2000.
Fowler J, Chappell R, Ritter M. Is alpha / beta for prostate tumors really low? A referred letter in International Journal of Radiation Oncology Biology Physics. Vol 53 (2002), p. 1395.
Cheung YK, and Chappell R. "A Simple technique to evaluate model sensitivity in the continual reassessment method." Biometrics. Vol 58 (2002), pp.671-674.
Statistics 541 Introduction to Biostatistics (Fall 2007)
Statistics 541, Introduction to Biostatistical Methods (many semesters)
Statistics 641, Statistical Methods for Clinical Trials (many semesters, including Fall 2002)
Statistics 642, Statistical Methods for Epidemiologic Research (Spring 2001)
Statistics 851, Generalized Linear Models (many semesters)
Statistics 998, Statistical Consulting (Fall 2001)
The analysis and design of clinical trials, link estimation in generalized linear models, bivariate and nonparametric survival analysis, and models in radiobiology.