Table 3.
For subjects aged ≥ 65 (n = 1848) sensitivity, specificity, positive predictive value and negative predictive value of different cut-offs of risk stratifiers, and age ≥ 75, with regard to identification of subjects with screen-detected AF, as confirmed by 12-lead ECG.
| Sensitivity | Specificity | PPV | NPV | |
|---|---|---|---|---|
| % | % | % | % | |
| Age ≥ 75 (691 [37.4%]) | 51.9 | 63.1 | 4.1 | 97.8 |
| CHA2DS2VASc > 1 in males and >2 in females or CHA2DS2VA > 1 (1432 [77.5%]) | 94.4 | 23 | 3.6 | 99.3 |
| CHA2DS2VASc > 2 (1141 [61.7%]) | 81.5 | 38.9 | 3.9 | 98.6 |
| CHA2DS2VASc > 3 (522 [28.2%]) | 44.4 | 72.2 | 4.6 | 97.7 |
| CHA2DS2VA > 2 (767 [41.5%]) | 75.9 | 59.5 | 5.3 | 98.8 |
| CHADS2 > 0 (1406 [76.1%]) | 94.4 | 24.5 | 3.6 | 99.3 |
| CHADS2 > 1 (678 [36.7%]) | 70.4 | 64.3 | 5.6 | 98.6 |
| CHADS2 > 2 (187 [10.1%]) | 24.1 | 90.3 | 7 | 97.5 |
| CHADS265 > 1 (1211 [65.5%]) | 90.7 | 35.2 | 4 | 99.2 |
| CHADS265 > 2 (327 [17.7%]) | 38.9 | 82.9 | 6.4 | 97.8 |
Legend: PPV: Positive predictive value; NPV: Negative predictive value.