Objective : The purpose of this study is to confirm how the general characteristics of occupational therapists working in dementia facilities, job stress from the working environment, and self-efficacy, a positive belief in the ability to solve problems through appropriate behavior in certain situations, affect the perception of person-centered care. Methods : A survey was conducted among occupational therapists working in dementia facilities across 15 institutions in 5 regions from December 2023 to January 2024. The differences in person-centered care according to general characteristics were analyzed using independent t-tests and one-way ANOVA. Pearson correlation analysis was employed to examine the relationship between person-centered care and job stress as well as self-efficacy. Regression analysis was conducted to identify factors influencing person-centered care. Results : The results of this study show that first, there were significant differences in age and work experience in the difference in person-centered care according to general characteristics. Second, there was a correlation between person-centered care, job stress, and self-efficacy. Third, it was found that job stress, self-efficacy of occupational therapists in dementia facilities affect person-centered care. Conclusion : The perception and practice of person-centered care considering the effects of job stress and self-efficacy of occupational therapists working in dementia facilities will have a positive effect on the management of dementia patients and the development and standardization of customized person-centered care education programs for dementia patients are necessary.