Table S2. Subgroup analysis of the effectiveness group-based interventions on falls — six PLADs, China, 2019–2020.

Subgroup	OR*	95% CI	P for interaction
Abbreviation: PLADs=provincial-level administrative divisions; OR=odds ratio; CI=confidence interval. * adjusted for education level and disease status (osteoporosis, arthritis, cervical spondylopathy, lumbar herniated disc, depression, and cataract).
Gender			0.269
Male	0.26	0.11–0.62
Female	0.38	0.25–0.58
Age group (years)			0.135
65–74	0.40	0.25–0.62
75–84	0.24	0.11–0.54
Fall efficacy score			0.563
≤35	0.42	0.14–1.25
>35	0.35	0.23–0.52