Note. OR = odds ratio; CI = confidence interval; PA = physical activity. Odds ratios are adjusted by sex, age, body mass index, self-rated health, years of education, employment status, engagement in farming, chronic low back and knee pain, chronic disease history, category of population density of each cluster, and engagement in regular physical activity at baseline, and clustering effects in generalized linear mixed model.
aResult from per protocol analysis. The model did not converge in the intention-to-treat analysis.