Table 6.

Performance of urinary KIM-1, NAG, and NGAL for diagnosis of AKI at various time points

AKI (n = 36)	Sensitivity	Specificity	Positive Likelihood Ratio	Negative Likelihood Ratio
Urinary KIM-1 at Post Immediately
>1.2 ng/mg Ucr	51.43	77.78	2.31	0.62
>1.8 ng/mg Ucr	42.86	88.89	3.86	0.64
Urinary KIM-1 at 3 h Post-OP
>1.2 ng/mg Ucr	35.71	90.20	3.64	0.71
>1.8 ng/mg Ucr	32.14	96.08	5.46	0.72
Urinary NAG at Post Immediately
>18.5 U/gram Ucr	82.86	44.44	1.49	0.39
>25.0 U/gram Ucr	74.29	50.00	1.49	0.51
Urinary NAG at 3 h Post-OP
>18.5 U/gram Ucr	53.57	70.59	1.82	0.66
>25.0 U/gram Ucr	28.57	80.39	1.46	0.89
Urinary NGAL at Post Immediately
>456.0 ng/mg Ucr	71.43	38.89	1.17	0.73
>1900.0 ng/mg Ucr	65.71	50.00	1.31	0.69
Urinary NGAL at 3 h Post-OP
>456.0 ng/mg Ucr	71.43	62.75	1.92	0.46
>1900.0 ng/mg Ucr	50.00	70.59	1.70	0.71