Table 5 Sensitivity and specificity of 5 items for distinguishing AD from NC
Item | AUC | 95% CI | Cutoff | Sensitivity % | Specificity % |
|---|---|---|---|---|---|
Verbal fluency | 0.892 | 0.872–0.913 | ≤9 | 85.4 | 77.6 |
Orientation | 0.862 | 0.838–0.887 | ≤5 | 91.5 | 83.8 |
Visual perception | 0.899 | 0.879–0.919 | ≤6 | 75.1 | 82.6 |
Immediate recall | 0.840 | 0.814–0.866 | ≤7 | 77.5 | 76 |
Delayed recall | 0.945 | 0.913–0.959 | ≤4 | 93.6 | 77.2 |