Table 1 Main characteristics of patients according to acute kidney injury (AKI) status during the observation period
No AKI (n = 55) | Transient AKI (n = 57) | Persistent AKI (n = 56) | P | |
|---|---|---|---|---|
Male gender | 30 (54.5%) | 31 (54.4%) | 32 (57.1%) | 0.95 |
Age (years) | 47 [29,63] | 54 [38,62] | 56 [45,69] | 0.19 |
Ideal body weight (Kg) | 56 [52,63] | 54 [48,64] | 55 [48,63] | 0.79 |
SAPS 3 (ICU admission) | 33 [27,50] | 47 [37,57] | 51 [33,62] | 0.01 |
SOFA (ICU admission) | 4 [2,7] | 6 [4,8] | 7 [5,10] | 0.01 |
Associated diseases | ||||
-COPD | 1 (1.8%) | 1 (1.8%) | 1 (1.8%) | 1.00 |
-Heart failure | 4 (7.3%) | 5 (8.8%) | 10 (17.9%) | 0.16 |
-Cirrhosis | 3 (5.5%) | 1 (1.8%) | 0 (0%) | 0.16 |
Creatinine baseline- mg/dl | 0.63 [0.51,0.79] | 0.91 [0.63,1.17] | 0.84 [0.64,1.08] | <0.01 |
Loop Diuretics | 17 (30.9%) | 27 (47.4%) | 26 (46.4%) | 0.14 |
Bicarbonate | 4 (7.3%) | 9 (15.8%) | 17 (30.4%) | 0.01 |
Vasopressor | 14 (25.5%) | 25 (43.9%) | 35 (62.5%) | <0.01 |
Mechanical ventilation | 33 (60%) | 35 (61.4%) | 36 (64.3%) | 0.89 |
Renal replacement therapy | 0 (0%) | 1 (1.8%) | 17 (30.4%) | <0.01 |
Main diagnosis | 0.01 | |||
-Severe sepsis/septic shock | 8 (14.5%) | 17 (29.8%) | 29 (51.7%) | |
-Respiratory failure | 10 (18.2%) | 12 (21.1%) | 9 (16.0%) | |
-Neurologic syndromes | 9 (16.4%) | 8 (14.0%) | 6 (10.8%) | |
-Post-operative | 7 (12.7%) | 7 (12.3%) | 2 (3.6%) | |
-Trauma | 8 (14.5%) | 3 (5.3%) | 1 (1.8%) | |
-Non-septic shock | 2 (3.7%) | 4 (7.0%) | 2 (3.6%) | |
-Others | 11 (20%) | 6 (10.5%) | 7 (12.5%) | |
Maximum AKIN stage | <0.01 | |||
-Stage 1 | 37 (64.9%) | 11 (19.7%) | ||
-Stage 2 | 15 (26.3%) | 25 (44.6%) | ||
-Stage 3 | 5 (8.8%) | 20 (35.7%) | ||
Mortality | ||||
-ICU | 3 (5.5%) | 7 (12.3%) | 17 (30.4%) | 0.01 |
-Hospital | 7 (12.7%) | 11 (19.3%) | 25 (44.6%) | <0.01 |