Table 1 Preoperative, operative, and postoperative clinical data of the patients after on-pump cardiac surgery according to AKIN levels on postoperative day 4
AKIN level 0 | AKIN level 1 | AKIN level 2 | AKIN level 3 | |
|---|---|---|---|---|
Males/Females | 30/15 | 15/6 | 5/3 | 2/5 |
Age (years) | 62.9 ± 14.1 | 72.5 ± 9.3 | 70.5 ± 4.4 | 74.9 ± 3.3 |
Weight [16] | 79.9 ± 16.2 | 80.9 ± 15.8 | 93.0 ± 25.6 | 83.8 ± 13.7 |
CPB duration (minutes) | 139.3 ± 50.2 | 148.1 ± 50,8 | 152.9 ± 59.7 | 130.3 ± 30.9 |
Stay in OR (minutes) | 249.7 ± 71.6 | 248.6 ± 73.4 | 267.3 ± 78.6 | 241.9 ± 28.9 |
Intraoperative urine output (ml/kg) | 10.4 ± 15.8 | 7.2 ± 6.7 | 4.9 ± 3.8 | 18.3 ± 36.6 |
Early postoperative urine output (5 h) (ml/kg) | 8.7 ± 4.7 | 7.4 ± 5.0 | 5.2 ± 4.8 | 5.7 ± 3.5 |
Peak free Hb in blood (mg/100 mL) | 57.6 ± 29.0 | 59.3 ± 20.1 | 71.3 ± 23.2 | 62.5 ± 31.1 |
Peak free Hb in urine (mg/100 mL) | 22.2 ± 38.3 | 13.8 ± 12.1 | 20.0 ± 16.9 | 34.0 ± 61.0 |
ICU stay (days) | 2.5 ± 2.3 | 4.9 ± 6.3 | 4.3 ± 3.0 | 6.4 ± 3.8 |