Table 3.
Model | n | Sensitivity | Specificity | PPV | NPV | AUROC |
---|---|---|---|---|---|---|
ALFSG index * | ||||||
≥ 1 Factor | 20 | 100% | 56% | 65% | 100% | .781 |
≥ 2 Factors | 14 | 92% | 88% | 86% | 93% | .899 |
≥ 3 Factors | 9 | 62% | 94% | 89% | 75% | .766 |
4 Factors | 1 | 8% | 100% | 100% | 57% | .538 |
Other models | ||||||
MELD ≥ 35 | 9 | 54% | 88% | 78% | 70% | .707 |
King’s College | 5 | 31% | 94% | 80% | 62% | .623 |
Abbreviations: PPV, positive predictive value; NPV, negative predictive value.
ALFSG index includes 4 factors on day 1: creatinine ≥ 2.0 mg/dL, ALT ≤ 2600 IU/L, intubation status, and need for pressors.