Table 2.
Results of Multivariable Analysis for Prediction of Postoperative AF in the Derivation Cohort
| Variables | OR (95% CI) | Coefficients | Additive Score Points |
|---|---|---|---|
| Age, y | |||
| <60* | |||
| 60 to 69 | 2.04 (1.81 to 2.31) | 0.715 | 1 |
| 70 to 79 | 2.93 (2.60 to 3.30) | 1.076 | 2 |
| ≥80 | 3.94 (3.31 to 4.69) | 1.372 | 3 |
| COPD | 1.33 (1.14 to 1.56) | 0.286 | 1 |
| eGFR <15 mL/min per 1.73 m2 or dialysis | 1.90 (1.17 to 3.10) | 0.643 | 1 |
| Emergency | 1.50 (1.19 to 1.88) | 0.404 | 1 |
| Preoperative IABP | 1.90 (1.28 to 2.83) | 0.644 | 1 |
| LVEF <30% | 1.45 (1.18 to 1.77) | 0.369 | 1 |
| Valve surgery | 1.68 (1.55 to 1.83) | 0.519 | 1 |
| Constant | −2.032 | ||
AF indicates atrial fibrillation; COPD, chronic obstructive pulmonary disease; eGFR, estimated glomerular filtration rate; IABP, intra‐aortic balloon pump; LVEF, left ventricular ejection fraction.
*
Age <60 y was the reference group.