Table 2.

Laboratory results, at ICU admission, for patients with and without AKI

Variable	With AKI (n = 25)	Without AKI (n = 22)	P
Screat (mg/dl), median (range)	1.04 (0.70 to 1.75)	0.95 (0.66 to 1.14)	0.32
pH, mean ± SD	7.27 ± 0.13a	7.36 ± 0.07b	0.016
Bicarbonate (mEq/L), mean ± SD	20.86 ± p 5.87a	19.56 ± 5.24b	0.45
Albumin (g/dl), mean ± SD	2.80 ± 0.58b	3.22 ± 0.64c	0.05
CK (IU/L), median (range)	197 (102.5 to 649.5)	166.5 (60 to 717.5)	0.54
LDH (IU/L), median (range)	1001 (519 to 1934)a	546.5 (410.5 to 890.5)	0.02
CRP (mg/dl), median (range)	155 (102 to 229)	104.5 (26.7 to 161)	0.02
Lactate (mg/dl), median (range)	25 (15.5 to 35.5)a	21 (14 to 27)b	0.27
Bilirubin (mg/dl), median (range)	0.6 (0.31 to 0.93)d	0.38 (0.26 to 0.62)e	0.10

CK, creatine kinase; LDH, lactate dehydrogenase; CRP, C-reactive protein (reference: <3 mg/dl).

^an = 24,

^bn = 19,

^cn = 14,

^dn = 23,

^en = 21.