Table 2.

AUC of Q Waves and the 4 continuous Parameters for Detecting Silent MI

	AUC	P Value	Optimum Cutoff	Sensitivity at Cutoff (%)	Specificity at Cutoff (%)
Q waves	0.582 (0.421–0.742)	.29	Categorical	24	93
Age	0.668 (0.522–0.803)	.02	>62	76	63
E/A ratio	0.669 (0.526–0.813)	.02	≤0.79	71	59
GLS	0.685 (0.542–0.829)	.01	≥−18.4%	88	41
NT-proBNP	0.730 (0.604–0.855)	<.001	>29 ng/liter	88	57

Optimum cutoff, sensitivity, and specificity derived from Youden index are also shown.