To develop criteria for the classification of fibromyalgia, we studied 558 consecutive patients:
293 patients with fibromyalgia and 265 control patients. Interviews and examinations were …

Objective The 1987 American College of Rheumatology (ACR; formerly, the American
Rheumatism Association) classification criteria for rheumatoid arthritis (RA) have been criticized …

Objective To provide a single source for the best available estimates of the US prevalence of
and number of individuals affected by osteoarthritis, polymyalgia rheumatica and giant cell …

Objective To develop simple, practical criteria for clinical diagnosis of fibromyalgia that are
suitable for use in primary and specialty care and that do not require a tender point …

Objective To provide a single source for the best available estimates of the national
prevalence of arthritis in general and of selected musculoskeletal disorders (osteoarthritis, …

Objective. To determine the prevalence and characteristics of fibromyalgia in the general
population. Methods. A random sample of 3,006 persons in Wichita, KS, were characterized …

Objective. Trials of rheumatoid arthritis (RA) treatments report the average response in
multiple outcome measures for treated patients. It is more clinically relevant to test whether …

Objective. To develop a set of disease activity measures for use in rheumatoid arthritis (RA)
clinical trials, as well as to recommend specific methods for assessing each outcome …

Background Glucosamine and chondroitin sulfate are used to treat osteoarthritis. The
multicenter, double-blind, placebo- and celecoxib-controlled Glucosamine/chondroitin Arthritis …

Objective. To determine the risk and causes of death and to quantify mortality predictors in
patients with rheumatoid arthritis (RA). Methods. RA patients (n = 3,501) from 4 centers (…