孕妇,尤其是高龄孕妇和肥胖者,将增加心血管疾病发病风险,特别是增加妊娠相关急性心肌梗死(AMI)危险。然而既往关于妊娠相关AMI发病率、死亡率及其相关危险因素等均不清楚,现就此进行了分析。本文为美国全国住院患者样本(NIS)研究,受试对象来自美国国内近1 000所医院2000~2002 Pregnant women, especially older pregnant women and obese people, will be at increased risk of developing cardiovascular disease, in particular increasing the risk of pregnancy-associated acute myocardial infarction (AMI). However, the past pregnancy-related AMI morbidity, mortality and related risk factors are not clear, this is analyzed. This article is a National Inpatient Sample for the United States (NIS) study of nearly 1,000 hospitals in the United States from 2000 to 2002