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"The 25-year results and experiences of the North Karelia Project show that a determined and well-conceived intervention can have a major impact on health-related lifestyles and on population risk factor levels and that such a development, indeed, leads to reduced disease rates and improved health of the population. By 1995 the annual mortality rate of coronary heart disease in North Karelia in the working age population had fallen approximately 75%, compared with the rate before the Project"
http://www.ktl.fi/portal/english/research__people___programs/health_promotion_and_chronic_disease_prevention/projects/cindi/north__karelia_project/http://www.thl.fi/thl-client/pdfs/731beafd-b544-42b2-b853-baa87db6a046