| Non-AKI ( N  = 56) | AKI ( N  = 42) | P -value |
---|---|---|---|
Age (yr) | 63.0 (43.0 to 75.8) | 69.0 (60.0 to 75.3) | 0.05 |
Males, n (%) | 37 (66.1) | 34 (81.0) | 0.12 |
Diabetes, n (%) | 6 (10.7) | 15 (35.7) | 0.01 |
Hypertension, n (%) | 20 (35.7) | 20 (47.6) | 0.30 |
Elective surgical, n (%) | 12 (21.4) | 2 (4.8) | 0.02 |
Emergency surgical, n (%) | 9 (16.1) | 4 (9.5) | 0.39 |
Medical, n (%) | 35 (62.5) | 36 (85.7) | 0.01 |
Sepsis, n (%) | 15 (26.8) | 26 (61.9) | 0.001 |
Baseline serum creatinine (mg/dl) | 0.65 (0.46 to 0.79) | 0.68 (0.49 to 0.91) | 0.23 |
Measured in outpatient department, n (%) | 15 (28.6) | 13 (31.0) | 0.42 |
Measured on general ward before ICU admission, n (%) | 7 (12.5) | 4 (9.5) | Â |
Measured just before hospital discharge, n (%) | 30 (53.6) | 18 (42.9) | Â |
Estimated by MDRD formula, n (%) | 4 (7.1) | 7 (16.7) | Â |
Serum creatinine on ICU admission (mg/dl) | 0.70 (0.52 to 0.89) | 1.46 (0.99 to 2.87) | <0.0001 |
APACHE II score | 14.5 ± 8.1 | 27.0 ± 8.5 | <0.0001 |
ICU length of stay (days) | 5 (3 to 8) | 9 (5 to 17) | 0.001 |
In-hospital mortality, n (%) | 4 (7.1) | 11 (26.2) | 0.01 |