一些调查发现 ,自然绝经期的年龄较早可增加患冠心病 (ＣＨＤ)的危险。本研究评价了自然绝经年龄与ＣＨＤ、脑卒中发病率之间的关系。对象和方法　根据 1 976年及随后的问卷调查选择出现自然绝经、但从未接受雌激素替代治疗也未患过ＣＨＤ的 3 5 61 6名女性为研究对象。记录上 Some surveys have found that older menopause age can increase the risk of coronary heart disease (CHD). This study evaluated the relationship between age at natural menopause and the incidence of CHD and stroke. Subjects and Methods According to a questionnaire survey conducted in 1976 and subsequent questionnaires, 566,616 women who had experienced natural menopause but had never received estrogen replacement therapy or had not had CHD were selected. Record on