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Confusion table for identification of moderate to severe SA (AHITST ≥ 15) by RES in the test group.
| AHITST < 15 | AHITST ≥ 15 | ||
|---|---|---|---|
| RES < 10a | 21 | 3 | NPA = 88% |
| RES ≥ 10a | 6 | 31 | PPA = 84% |
| Specificity = 78% | Sensitivity = 91% | Accuracy = 85% |
NPA negative predictive accuracy, PPA positive predictive accuracy.
aCutoff value of 10 was predetermined in the training group.
