Figure 1: Relation between the percentage of the population with two or more major cardiovascular risk factors and the prevalence of heart disease, stroke, and heart disease or stroke, by ethnic group, Ontario, Canada, 1996–2007. Major cardiovascular risk factors were current smoking, obesity, diabetes mellitus and hypertension. All estimates were age- and sex-standardized to the 2001 Ontario Census using five-year age categories and were weighted by the survey sample weight. Data were derived from the Ontario components of Statistics Canada’s National Population Health Survey and Canadian Community Health Surveys.