Study Design
MAY, RECRUITMENT
The Stay Active While Aging (SAWA) study was a single-blinded cluster randomized trial conducted in China with follow-up measures at 4 weeks, 8 weeks, 6 months, 12 months, and 24 months from baseline. Clusters (villages) were randomized to 1 of the 2 groups: intervention or control. Recruitment and baseline data collection began in May 2021. All data from baseline to 24 months had been collected by May 2023. Written or thumbprint informed consent was obtained from each participant before study commencement. The study protocol has been published previously