Comorbidities, imaging and treatment – a validation study of self-reported information and administrative data from 38,745 patients with knee and hip osteoarthritis

Abstract

Purpose: Good Life with osteoArthritis in Denmark (GLA:D®) is a nationwide program which aims to implement treatment guidelines for knee and hip OA in clinical practice collecting self-reported information. The purpose of this study was to examine the agreement between self-reported information obtained from patients with knee and hip osteoarthritis (OA) in primary care against administrative data from high quality nationwide Danish registries.