The good life: assessing the relative importance of physical, psychological, and self-efficacy statuses on quality of well-being in osteoarthritis patients.

Background and Purpose. The purpose of the present study was to examine the interrelationships among physical dysfunction, self-efficacy, psychological distress, exercise, and quality of well-being for people with osteoarthritis. It was predicted that exercise would mediate the relationships between physical dysfunction, self-efficacy, psychological distress, and quality of well-being.