Table 5. Diagnostic value of H-FABP, TnI and CK-MB in NSTEMI diagnosis, according to admission time after onset of symptoms (≤ 6 and > 6 hours).

	≤ 6 hours (n = 34)	> 6 hours (n = 14)
H-FABP
Sensitivity (%)	79	100
Specificity (%)	93	89
NPV (%)	78	100
PPV (%)	94	83
AI (%)	85	93
TnI
Sensitivity (%)	53	100
Specificity (%)	80	89
NPV (%)	57	100
PPV (%)	77	83
AI (%)	65	93
CK-MB mass
Sensitivity (%)	37	100
Specificity (%)	93	100
NPV (%)	54	100
PPV (%)	88	100
AI (%)	62	100