Quality of life in patients with severe and stable coronary atherosclerotic disease.

Background: There are few data on the factors decreasing quality of life (QoL) in patients with coronary artery disease (CAD) before a percutaneous coronary intervention (PCI).

Objective: To associate clinical variables with QoL scores in patients with stable CAD before the PCI and with unfavorable outcomes, 12 months after the procedure.

Methods: The present is a longitudinal study of 78 patients (43 men and 35 women), before an elective PCI.