John T. Farrar

Clinical importance of changes in chronic pain intensity measured on an 11-point numerical pain rating scale

John T. Farrar, James P. Young, Linda LaMoreaux et al. · Pain · 2001 · 5.7K citations

Nursing, Pharmacotherapy, Pain Management +16

Interpreting the Clinical Importance of Treatment Outcomes in Chronic Pain Clinical Trials: IMMPACT Recommendations

Robert H. Dworkin, Dennis C. Turk, Kathleen W. Wyrwich et al. · Journal of Pain · 2007 · 3.4K citations

Medicine, Pharmacotherapy, Outcomes Research +12

The Prevention and Treatment of Missing Data in Clinical Trials

Roderick J. A. Little, Ralph B. D’Agostino, Michael L. Cohen et al. · New England Journal of Medicine · 2012 · 1.9K citations · Full text

Public Health, Biostatistics, Causal Inference +15

Defining the clinically important difference in pain outcome measures

John T. Farrar, Russell K. Portenoy, Jesse A. Berlin et al. · Pain · 2000 · 1.1K citations

Medicine, Pharmacotherapy, Pain Management +16

THE NATIONAL INSTITUTES OF HEALTH CHRONIC PROSTATITIS SYMPTOM INDEX: DEVELOPMENT AND VALIDATION OF A NEW OUTCOME MEASURE

Mark S. Litwin, Mary McNaughton‐Collins, Floyd J. Fowler et al. · The Journal of Urology · 1999 · 953 citations

Medicine, Urology, Epidemiology +5