Objective To find the effective and suitable measures for lowering incidence and mortality of stroke in community population.Methods A community based comprehensive intervention trial was conducted in 300?000 population in three urban communities of Beijing,Shanghai and Changsha.Results In the past nine years,the incidence of stroke decreased by 51.5% in males,and 52.7% in females in intervention community.During the same period,the incidence of stroke in control community decreased by 7.3% in males and...