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按全国统一标准于１９９２年８～１０月对宁夏地区居民脑卒中和冠心病患病率及发病危险因素进行了调查。结果显示，脑卒中患病率为２．１０％，性别及城乡患病率没有差别。随年龄增长患病率有上升趋势；冠心病患病率为２．０３％，未发现性别差异，知识分子患病率为３．６３％，明显高于其他人群，差别有显著性（Ｐ＜０．０５）。经条件Ｌｏｇｉｓｔｉｃ回归模型分析显示，饮食因素与脑卒中发病有一定联系，冠心病主要危险因素有以脑力劳动为主的职业、超体重及有急件心肌梗塞家族史等。未发现性格与上述两种疾病存在联系。
According to the national unified standards in August to October 1992 in Ningxia residents of stroke and coronary heart disease prevalence and risk factors were investigated. The results showed that the prevalence of stroke was 2.10%, there was no difference in gender and urban-rural prevalence. The prevalence increased with age. The prevalence of coronary heart disease was 2.03%. No gender difference was found. The prevalence of intellectuals was 3.63%, which was significantly higher than other groups (P < 0.05). Logistic regression model analysis showed that dietary factors and stroke have a certain relationship, the main risk factors for coronary heart disease are mental work-based occupations, overweight and have urgent family history of myocardial infarction and so on. No character was found associated with the above two diseases.