Should aggregate scores of the Medical Outcomes Study 36-item Short Form Health Survey be used to assess quality of life in knee and hip osteoarthritis? A national survey in primary care

The patient point of view regarding health status has gained importance in decision-making procedures and has been considered a possible criterion standard to assess treatment efficacy1. Pain and physical disability, the two main symptoms of knee and hip osteoarthritis (OA) have a significant impact on health-related quality of life (HRQoL)2.