The Influence of Chronic Pain on Postoperative Pain and Function After Hip Surgery: A Prospective Observational Cohort Study

A 12-Item Short-Form Health Survey

John E. Ware, Mark Kosinski, Susan Keller · Medical Care · 1996 · 16.7K citations

The Timed “Up & Go”: A Test of Basic Functional Mobility for Frail Elderly Persons

Diane Podsiadlo, Sandra Richardson · Journal of the American Geriatrics Society · 1991 · 13.9K citations

Gait Analysis, Physical Activity, Aging +22

Validation study of WOMAC: a health status instrument for measuring clinically important patient relevant outcomes to antirheumatic drug therapy in patients with osteoarthritis of the hip or knee.

Nicholas Bellamy, W. Watson Buchanan, Charles H. Goldsmith et al. · PubMed · 1988 · 7.8K citations

Parallel Trial, Non-operative Management, Health Status Instrument +19

Survey of chronic pain in Europe: Prevalence, impact on daily life, and treatment

Harald Breivik, Vittorio Ventafridda, Rob Cohen et al. · European Journal of Pain · 2005 · 5.4K citations · Full text

The PHQ-15: Validity of a New Measure for Evaluating the Severity of Somatic Symptoms

Kurt Kroenke, Robert L. Spitzer, Janet B. W. Williams · Psychosomatic Medicine · 2002 · 3.2K citations