Fig. 3

Prevalence of normal blood pressure in intervention and comparison groups. Normal blood pressure was defined as systolic blood pressure < 130 mmHg and/or diastolic blood pressure < 85 mmHg [32]. *p < 0.05 between follow-up and baseline for intervention communities. ***p < 0.001 between follow-up and baseline for intervention communities. ^& p < 0.05 between follow-up and baseline changes in intervention and comparison groups. ^&&& p < 0.001 between follow-up and baseline changes in intervention and comparison groups