Effect of knee osteoarthritis on the perception of quality of life in Venezuelan patients.

Objective: To measure the perception of quality of life in Venezuelan patients with knee osteoarthritis and to identify those variables that may influence it.

Methods: A multicenter, cross-sectional study of 126 mestizo patients with knee osteoarthritis recruited from 8 rheumatology centers in Venezuela. We used a Spanish-translated version of the Arthritis Impact Measurement Scales (AIMS), as adapted in Venezuela.