Table II.

NGAL level comparison (ng/ml).

Group	Cases	2 h	8 h	12 h	24 h
Observation	38	81.78±3.48	83.93±3.23	85.29±3.48	89.29±3.48
Control	38	23.04±3.98	21.05±3.32	18.06±3.59	17.64±3.59
t-value		68.941	83.683	82.889	88.339
P-value		<0.001	<0.001	<0.001	<0.001