Clinical Epidemiology & Biostatistics


Andrew Willan

BA (York), BEd (Queen's), MSc (Queen's), PhD (Western)

Professor Emeritus, Department of Clinical Epidemiology & Biostatistics

Senior Scientist, Program in Child Health Evaluative Sciences, Sick Kids Research Institute

Professor, University of Toronto, Dalla Lana School of Public Health

andy@andywillan.com

Additional information on Dr. Willan can be accessed here

 

Academic Interests

Dr. Willan is currently involved in methodologic research in the areas of health economics and the value of information.

Dr. Willan's current research collaborations include projects in health economics, pediatric emergency care, surgery, breast cancer, obstetrical care, pain management and cardiac devices.

Selected Publications

  1. Willan AR, Eckermann S. Optimal clinical trial design using value of information methods with imperfect implementation. Health Economics 2010; 19:549-561.
  2. Hossain A, Beyene J, Willan AR, Hu P. Approximate Likelihood ratio test for detecting differential expression in microarray data. Computational Statistics and Data Analysis (accepted for publication).
  3. Eckermann S, Coory M, Willan AR. Indirect comparison: relative risk fallacies and odds solution. Journal of Clinical Epidemiology 2009; 62:1031-1036.
  4. Willan AR, Eckermann S. Value of information and pricing new health care interventions. PharmacoEconomics 2011; 29() :.
  5. Pullenayegum EM, Willan AR. Marginal models for censored longitudinal cost data: appropriate working variance matrices in inverse-probability-weighted GEEs can improve precision. International Journal of Biostatistics (accepted).
  6. Willan AR. Sample size determination for cost-effectiveness trials. PharmacoEconomics 2011; 29(9):.
  7. Eckermann S, Willan AR. Presenting and summarizing cost and effect evidence to best inform inference and societal decision making when comparing multiple strategies. PharmacoEconomics 2011;29(7):563-577.
  8. Eckermann S, Coory M, Willan AR. Consistently estimating risk difference when translating evidence to jurisdiction of interest. PharmacoEconomics 2011; 29(2):87-96.
  9. Eckermann S, Karnon J, Willan AR. The value of information: Best informing research design and prioritization using current methods. PharmacoEconomics 2010; 28(9):699-709.

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