Summary results of meta-regression on significance of setting (community vs hospital) in variations in sensitivity and specificity of handheld ECG devices
| Device | All studies | Excluding case–control studies* | Excluding AF centre studies† | Excluding study with unclear risk of blinding‡ | Excluding study that used a modified diagnostic algorithm§ |
| P value | P value | P value | P value | P value | |
| All handheld ECG devices | 0.032 | 0.012 | 0.044 | 0.020 | 0.025 |
| Restricted to AliveCor only | 0.002 | 0.002 | 0.010 | 0.001 | 0.008 |
*Lown et al’s12 and Vaes et al’s25 studies.
†Tieleman et al’s,33 William et al’s31 and Kaleschke et al’s30 studies.
‡Haberman et al’s study.27
§Desteghe et al’s study.11
AF, atrial fibrillation.