Table 3 Laboratory values of the AKI patients categorized according to KDIGO staging

WBCs (10⁹/L) ^a

7.4 (3.7–37.4)

8.1 (7.2–11.5)

20.5 (6.8–51.3)

0.037

Neutrophil/Lymphocyte ^a

5.3 (0.3–13.8)

1.7 (1.2–1.7)

4.9 (0.6–20.2)

0.062

Haemoglobin (g/dl) ^b

8.9 ± 1.6

9.4 ± 0.5

8.5 ± 3.2

0.759

Platelets (10⁹/L) ^b

122 ± 87

393 ± 129

241 ± 124

0.001

C-reactive protein (mg/L) ^a

9 (6–24)

48 (6–96)

36 (6–96)

0.041

ESR (mm/hour) ^a

20 (10–40)

15 (8–82)

67 (28–95)

0.005

Serum Ferritin (ng/mL) ^a

309 (77–703)

315 (19–721)

712 (196–1899)

0.04

D-Dimer (mg/L) ^a

3.9 (5–8.5)

2.4 (2–3.6)

1.1 (3–8)

0.302

Admission serum creatinine (mg/dl) ^b

1.1 ± 0.4

1.6 ± 0.9

5.8 ± 3.2

0.001

Peak serum creatinine (mg/dl) ^b

1.8 ± 0.1

2.4 ± 0.2

8.4 ± 3.9

0.001

Urine examination ^c

 RBCs (≥ 5/HPF)

8 (100%)

7 (100%)

11 (68.8%)

0.061

 Protein (≥ 1 +)

4 (50%)

4 (57.1)

11 (68.8%)

0.652