Fig. 6From: Disease and disparity in China: a view from stroke and MI diseaseStroke and MI Difference between Smoking Behaviors. a Trend of Prevalence Rate in Never-Smoker and Ever-Smoker. b Fitted Trend of Prevalence Rate, Never-Smoker and Ever-Smoker. c Difference in Prevalence Rate between Never-Smoker and Ever-SmokerBack to article page