Table 3. Sensitivity, specificity, NPV, PPV and AI of H-FABP, TnI and CK-MB in the diagnosis of NSTEMI.

	Sensitivity (%)	Specificity (%)	NPV	PPV	AI
H-FABP	83.3	91.7	84.6	90.9	87.5
TnI	62.5	83.3	68.9	78.9	72.9
CK-MB	50	95.8	95.8 65.7	92.3	72.9