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Sensitivity, specificity, positive predictive value, and negative predictive value of 6 months abstinence for relapse.
| Pre-LT Abstinence Duration | Non-Relapse | Relapse | Total (n) |
|---|---|---|---|
| <6 months | 19 | 11 | 30 |
| >6 months | 63 | 5 | 68 |
| 82 | 16 | 98 | |
| Sensitivity: 0.783 | Specificity: 0.688 | PPV 1: 0.688 | NPV 2: 0.768 |
1 PPV: positive predictive value; 2 NPV: negative predictive value.
