Table 2.
Diagnostic Accuracy of Cardiio Rhythm Facial and Fingertip Photoplethysmography in Detecting AF
| Variable | AF Present on 12‐Lead ECG | AF Absent on 12‐Lead ECG | Total |
|---|---|---|---|
| Cardiio Rhythm facial photoplethysmography positive | 71 (32.7) | 6 (2.8) | 77 |
| Cardiio Rhythm facial photoplethysmography negative | 4 (1.8) | 136 (62.7) | 140 |
| Total | 75 | 142 | 217 |
| Cardiio Rhythm fingertip photoplethysmography positive | 71 (32.7) | 10 (4.6) | 81 |
| Cardiio Rhythm fingertip photoplethysmography negative | 4 (1.8) | 132 (60.8) | 136 |
| Total | 75 | 142 | 217 |
Data are given as number (percentage). The percentages were the number in each cell divided by the total number of tests.
AF indicates atrial fibrillation.