Table 2.
Results of diagnostic performance of the EC-Screen–derived regression.
| Regression model | AUCa (95% CI) | Cut-off value | Sensitivity | Specificity | |
| Detect MCIb + dementia from controls |
|
|
|
|
|
|
|
Derivation cohort | 0.87 (0.81-0.93) | 0.43 | 0.81 | 0.80 |
|
|
Validation cohort | 0.84 (0.76-0.92) | 0.43 | 0.79 | 0.78 |
| Detect dementia from MCI + controls |
|
|
|
|
|
|
|
Derivation cohort | 0.90 (0.84-0.95) | 0.22 | 0.83 | 0.83 |
|
|
Validation cohort | 0.88 (0.81-0.96) | 0.22 | 0.82 | 0.76 |
aAUC: area under the curve.
bMCI: mild cognitive impairment.