LCN2 and acute kidney injury: High level of urine NGAL/creatinine [159.75 (51.26, 357.69) vs 44.93 (15.32, 116.14) ng/g, p < 0.001] and uPCR [896 (317, 2128) vs 232 (131, 588) mg/g, p < 0.001] whereas low urine LFABP/creatinine [10.98 (5.24, 287.11) vs 274.79 (7.50, 911.97) ng/g, p = 0.035] was also noted in these subjects as compared to patient who recovered from AKI.