心房颤动 (以下简称房颤 )是临床最常见的心律失常 ,其发病率常随年龄的增长而增加。据Framingham的资料 ,5 0～ 5 9岁者发病率为 0 .5 % ,而 80～ 89岁者则为 8.8% ,男性多于女性。对我国 1999至 2 0 0 1年 92 97例房颤住院患者回顾分析 ,房颤患者平均占同期心血管病住院患者 Atrial fibrillation (hereinafter referred to as atrial fibrillation) is the most common clinical arrhythmia, the incidence of which often increases with age. According to Framingham, the incidence was 0.5% for those aged 50-59 years, compared with 8.8% for those 80-89 years, more men than women. A retrospective analysis of 92 97 inpatients with atrial fibrillation in our country between 1999 and 2001 showed that on average, atrial fibrillation patients accounted for the same period of cardiovascular disease inpatients