Research Article
Ability of the Short Physical Performance Battery Frailty Index to Predict Mortality and Hospital Readmission in Patients with Liver Cirrhosis
Table 3
Results of ROC curve analyses of predictors of hospital readmission.
| Variable(s) | AUC | Cut-off point | P value | Sensitivity | Specificity | PPV | NPV | Asymptotic 95% Confidence Interval |
| frailty index | 0.383 | 5.50 | 0.136 | 45.5% | 58.3% | 40.0% | 63.6% | 0.236 | 0.529 |
| hand grip | 0.460 | 14.50 | 0.614 | 45.5% | 47.2% | 34.5% | 58.6% | 0.302 | 0.619 |
| CTP† score | 0.612 | 9.50 | 0.156 | 40.9% | 47.2% | 32.1% | 56.7% | 0.466 | 0.758 |
| MELD‡ score | 0.522 | 15.50 | 0.779 | 50.0% | 50.0% | 37.9% | 62.1% | 0.367 | 0.677 |
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AUC: area under curve; †CPT: Child-Turcotte-Pugh; ‡MELD: model for end stage liver disease. |