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一般人群中左房大小与中风危险性的关系基本上还没有研究过。 对象为参加Framingham心脏研究的50岁以上者,采用超声心动图检查测定左房大小。平均随访8年,在1371例男子中64例(4.7％)发生中风,296例(21.6％)死亡。在1728例妇女中73例(4.2％)发生中风,271例(15.7％)死亡。按性别区分的Cox相对风险
The general population left atrial size and the relationship between the risk of stroke has not been studied. Subjects were 50 years of age or older who participated in the Framingham Heart Study and examined left atrial size using echocardiography. With an average follow-up of 8 years, stroke occurred in 64 (4.7%) of 1371 men and 296 (21.6%) died. Of the 1728 women, 73 (4.2%) had a stroke and 271 (15.7%) died. Cox relative risk by sex