Table 4b.
Risk classification for first postoperative urine NGAL after addition to clinical model
| Clinical Model | Clinical Model + Urine NGAL |
Total | ||
|---|---|---|---|---|
| <3% | 3% to 10% | >10% | ||
| AKI participants | ||||
| <3% | 12 (70.6%) | 5 (29.4%) | 0 (0%) | 17 |
| 3% to 10% | 1 (4.5%) | 10 (45.5%) | 11 (50%) | 22 |
| >10% | 0 (0%) | 6 (35.3%) | 11 (64.7%) | 17 |
| total | 13 | 21 | 22 | 56 |
| Non-AKI participants | ||||
| <3% | 509 (86.4%) | 80 (13.6%) | 0 (0%) | 589 |
| 3% to 10% | 94 (20.1%) | 288 (61.7%) | 85 (18.2%) | 467 |
| >10% | 0 (0%) | 42 (48.8%) | 44 (51.2%) | 86 |
| total | 603 | 410 | 129 | 1142 |
Clinical model is age (per year), gender, white race, CPB time > 120 minutes, nonelective surgery, preoperative eGFR, diabetes, and hypertension.