From: A comparison of different diagnostic criteria of acute kidney injury in critically ill patients
Predictive factors | Cutoff point | Sensitivity, % | Specificity, % | +LR | -LR |
---|---|---|---|---|---|
RIFLE | Risk-Failure | 77.9 | 59.3 | 1.91 | 0.37 |
 | Injury-Failurea | 58.3 | 80.3 | 2.96 | 0.52 |
 | Failure | 36.9 | 90.0 | 4.05 | 0.69 |
AKIN | Stage 1-Stage 3a | 73.9 | 68.7 | 2.36 | 0.38 |
 | Stage 2-Stage 3 | 49.6 | 86.7 | 3.73 | 0.58 |
 | Stage 3 | 36.4 | 92.0 | 4.52 | 0.69 |
KDIGO | Stage 1-Stage 3 | 83.5 | 55.6 | 1.88 | 0.30 |
 | Stage 2-Stage 3a | 62.1 | 79.0 | 2.96 | 0.48 |
 | Stage 3 | 42.3 | 89.3 | 3.94 | 0.65 |