EPIC联合NLR与BISAP早期预测急性胰腺炎严重性的比较

表2 EPIC、NLR、BISAP及联合(EPIC+NLR)预测器官衰竭的有效性

指标	CV	AUC	Se(%)	Sp(%)	Ac(%)	PPV(%)	NPV(%)	YI
EPIC	2.5(3)	0.914	92.727	80.858	82.681	46.781	98.394	0.736
NLR	7.345	0.825	94.545	53.135	59.497	26.804	98.171	0.478
BISAP	1.5(2)	0.911	90.909	80.528	82.123	45.872	97.992	0.714
联合EPIC及NLR	3.5(4)	0.938	85.455	86.469	86.313	53.409	97.037	0.719

CV: 预测分界值; AUC: 曲线下面积; Se: 敏感性; Sp: 特异性; Ac: 准确性; PPV: 阳性预测值; NPV: 阴性预测值; YI: 约登指数.