Mediating effect of health literacy on social support and self-care ability in older patients undergoing percutaneous coronary stent implantation.

Background: Health literacy refers to individual skills to access, process, understand, and use health information to stay healthy. Social support is a multi-faceted construct including of perceived, enacted, and structural support dimensions and negative social reactions. This study explored the mediating effect of health literacy on social support and self-care ability in older patients undergoing percutaneous coronary stent implantation (PCI).