表 1.

研究对象基本情况

Demographic and clinical data of the patients experiencing preoperative atrial fibrillation

Variable	Total patient count	AF group	Sinus group
Age(year)	57(50, 65)	64(56, 68)	55(47, 65)
Gender
Male	193(53.2%)	76(75.2%)	117(44.7%)
Female	170(46.8%)	25(24.8%)	145(55.3%)
Comorbidity
Yes	187(51.5%)	70(59.4%)	127(48.5%)
No	176(48.5%)	41(40.6%)	135(51.5%)
Disease type
Valve disease	247(68.0%)	73(72.2%)	174(66.4%)
Aortic dissection	42(11.6%)	13(12.9%)	29(11.1%)
Coronary heart disease	37(10.2%)	13(12.9%)	24(9.2%)
Congenital heart disease	37(10.2%)	2(2.0%)	35(13.3%)
C-reactive protein	88.65(65.45, 111.23)	167.54(116.93, 200.88)	77.52(57.53, 91.54)