Chain Mediating Effect of Social Support and Trust in Physician on Stroke Caregivers' Decision Self‐Efficacy and Decision Conflict

To explore the chain mediating role of social support and trust in between decision self-efficacy and decision conflict of stroke caregivers. Convenient sampling was used to select stroke caregivers who were admitted to the department of neurology, neurosurgery and rehabilitation in a four-3A hospital in Henan Province from September 2023 to April 2024. General information questionnaire, Decisional Self-efficacy Scale, Social Support Scale, Wake Forest Physician Trust Scale and Decisional Conflict Scale were adopted. Using SPSS plug-in PROCESS to analyze the mediating effect, and constructing a chain mediating model between social support and physician trust in decision self-efficacy and decision conflict. The direct effect of decision self-efficacy of stroke caregivers on decision conflict was significant, accounting for 33.16% of the total effect. Social support, trust in physician and their mediating effects in decision self-efficacy and decision conflict are significant, accounting for 41.77%, 18.23%, and 6.84% of the total indirect effects respectively. The decision self-efficacy of stroke caregivers directly or indirectly affects the decision conflict through the chain intermediary effect of social support and trust in physician.