Cerebrovascular Department of Henan Provincial People's Hospital, Henan Provincial Key Medicine Laboratory of Nursing, Zhengzhou University People's Hospital, Zhengzhou, Henan, China Objectives: This study aims to investigate the relationship between oral health literacy and oral frailty, as well as the mediating effect of oral health self-efficacy and oral health-related quality of life among older adult stroke patients patients. Design: A cross-sectional survey.