Leisure-Time Physical Activity and Depressive Symptoms Among Patients With Coronary Heart Disease: The Mediating Role of Physical Activity Self-Efficacy.

Leisure-time physical activity is associated with reduced depressive symptoms among CHD patients, and this association is mediated by physical activity self-efficacy. This mediating model has important clinical implications, where integrating physical activity that is enjoyable and pleasant, and self-efficacy building elements in physical activity regimens should be considered, so as to improve psychological outcomes among CHD patients.