最近,科研人员对美国、澳大利亚、英国等14个国家共20881例心脏病住院病人的病历记录分析发现,所有这些病人都曾出现心脏病发作,其中1670例未发生胸痛,占8%,未发生胸痛的1670例心脏病人当中,有217例在医院死亡,占13%,而心脏病发作时伴有胸痛的19211例,只有826例在医院死亡,仅占 Recently, researchers analyzed records of 20,881 inpatients with heart disease in 14 countries such as the United States, Australia and the United Kingdom and found that all of these patients had heart attacks. Of these, 1670 did not develop chest pain (8%) and did not occur 217 out of 1,670 heart patients with chest pain died in the hospital, accounting for 13% of the total, while 19211 cases of chest pain associated with a heart attack and only 826 deaths in hospitals accounted for only