TABLE 2.
Penalized odds ratios and coefficients for AF risk.
| Main model | “ECG‐only” model | |||
|---|---|---|---|---|
| Odds ratio | β‐coefficient | Odds ratio | β‐coefficient | |
| Age, per year | 1.033 | 0.0324 | – | – |
| Male sex | – | – | – | – |
| Mean heart rate, per bpm | – | – | – | – |
| Maximum heart rate, per bpm | 0.734 | −0.3091 | 0.726 | −0.3200 |
| Minimum heart rate, per bpm | – | – | – | – |
| Lowest rate during bradycardia, per bpm | – | – | – | – |
| Single PACs, per decile of population distribution a | 1.514 | 0.4150 | 1.526 | 0.4226 |
| Number of PAC couplets | – | – | – | – |
| Fastest rate during PAC couplet, per bpm | 1.036 | 0.0351 | 1.040 | 0.0390 |
| Number of PAC triplets | – | – | – | – |
| Fastest rate during PAC triplet, per bpm | 1.179 | 0.1648 | 1.181 | 0.1664 |
| Number of SVTs ≥4 beats | – | – | – | – |
| Longest duration of SVT, per beat | 1.022 | 0.0221 | 1.022 | 0.0222 |
| Fastest rate during SVT ≥4 beats, per bpm | – | – | – | – |
| Total number of AIVR events | – | – | – | – |
| Fastest rate during AIVR, per bpm | – | – | – | – |
| Longest duration of AIVR, per beat | – | – | – | – |
| Total PVC count, per 1 beat | – | – | – | – |
| Single PVC count, per 1 beat | – | – | – | – |
| Total number of PVC couplets | – | – | – | – |
| Fastest rate during PVC couplet, per bpm | 1.040 | 0.0394 | 1.042 | 0.0411 |
| Number of PVC triplets | – | – | – | – |
| Fastest rate during PVC triplet, per bpm | – | – | – | – |
| VT runs ≥4 beats | 1.032 | 0.0315 | 1.032 | 0.0314 |
| Fastest rate during VT run ≥4 beats, per bpm | – | – | – | – |
| Longest duration of VT run, per beat | – | – | – | – |
Note: Predicted risk for the models can be calculated as .
Abbreviations: AIVR, accelerated idioventricular rhythm; Bpm, beats per minute; PAC, premature atrial complex; PVC, premature ventricular complex; SVT, supraventricular tachycardia.
a
Decile cut points at 0, 1, 3, 7, 18, 50, 140, 406, and 1680.