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本文对２１８３例广东中山古镇３５～６４岁健康的中老年人的体质指数进行了调查，并对年龄、性别对体质指数的影响进行了分析。结果表明：男性的体质指数为２１．７７±０．０８（ｘ±ｓ），９５％可信限为２１．６０～２１．９３；＞２６者占５．６６％。女性的体质指数为２１．５１±０．０８，９５％可信限为２１．３４～２１．６７，＞２６者占８．４％。男性体质指数大于女性。多元逐步回归分析的结果显示体质指数与腰围／臀围比值、血压、血甘油三酯的升高、血高密度脂蛋白胆固醇的下降有关，而与血总胆固醇、低密度脂蛋白胆固醇的含量无明显关系。体质指数对心脑血管疾病预防具有重要意义。
In this paper, the body mass index of 2183 healthy middle-aged and old aged 35-64 years in Guzhen Town, Zhongshan, Guangdong Province was investigated, and the influence of age and gender on body mass index was analyzed. The results showed that the body mass index of male was 21.77±0.08(x±s), the 95% confidence limit was 21.60~21.93; The women’s body mass index was 21.51±0.08, the 95% confidence limit was 21.34 to 21.67, and the percentage of the women who were >26 was 8.4%. Male body mass index is greater than female. Multiple stepwise regression analysis showed that BMI was related to waist/hip ratio, blood pressure, elevated blood triglyceride levels, and decreased blood high-density lipoprotein cholesterol, but not to total blood cholesterol or low-density lipoprotein cholesterol. Obvious relationship. Body mass index plays an important role in the prevention of cardiovascular and cerebrovascular diseases.