Economic burden of knee and hip osteoarthritis in spain

Objective To estimate the direct and indirect osteoarthritis (OA)–attributable costs and predictors of costs of knee and hip OA in Spain. Methods This study included consecutive patients age ≥50 years with symptomatic and radiologic knee and/or hip OA who were seen at primary care centers in all provinces of Spain. Information on demographics, health status (Short Form 12 Health Survey), comorbidities (Charlson Index), clinical (Western Ontario...