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Serial mediation diagram between community efficacy for NCD management, self-efficacy, depressive symptoms, and medication adherence by sex (A), female and male) groups and age (B), middle-aged adults and older adults) groups. Solid-lined curves represent statistical significance. T1 = Time 1; T2 = Time 2. *p < 0.05, **p < 0.01, ***p < 0.001.
