Table 2.
Predictors of pacing dependence (Vp > 10%) after TAVR in patients with baseline RBBB undergoing prophylactic PPM implantation
| Predictors of pacing dependence | Univariate analysis |
Multivariate analysis |
||
|---|---|---|---|---|
| OR (95% CI) | p Value | OR (95% CI) | p Value | |
| Age (y) | 1.03 (0.92-1.14) | 0.87 | ||
| Sex (M:F) | 1.50 (0.81-2.19) | 0.29 | ||
| BMI (kg/m2) | 0.77 (0.12-1.42) | 0.24 | ||
| Hypertension | 0.91 (0.58-1.24) | 0.37 | ||
| Diabetes | 0.78 (0.39-1.17) | 0.08 | ||
| Smoker (incl ex) | 0.91 (0.71-1.11) | 0.90 | ||
| Creatinine (mmol/L) | 1.19 (0.82-1.56) | 0.52 | ||
| Previous MI | 2.3 (0.72-3.88) | 0.29 | ||
| Previous PCI | 1.23 (0.81-1.65) | 0.72 | ||
| Previous CABG | 1.9 (0.6-2.2) | 0.22 | ||
| Atrial fibrillation | 4.01 (2.47-5.55) | 0.01 | 2.5 (0.6-3.1) | 0.10 |
| Peripheral vascular disease | 2.92 (1.81-4.03) | 0.01 | 3.2 (0.4-3.9) | 0.26 |
| Aortic valve mean gradient (mmHg) | 1.02 (0.93-1.11) | 0.90 | ||
| Aortic valve peak gradient (mmHg) | 1.06 (0.91-1.21) | 0.82 | ||
| LV EF <50% before TAVR | 1.28 (0.71-1.85) | 0.44 | ||
| Left axis deviation | 1.11 (0.80-1.42) | 0.79 | ||
| First-degree heart block | 4.34 (2.91-5.77) | 0.04 | 2.4 (1.5-3.2) | 0.04 |
| QRS interval before TAVR >140 ms | 2.72 (1.99-3.45) | 0.03 | 3.4 (2.9-4.7) | 0.01 |
Abbreviations: BMI, body mass index; CABG, coronary artery bypass grafting; EF, ejection fraction; LV, left ventricle; MI, myocardial infarction; OR, odds ratio; PCI, percutaneous coronary intervention; PPM, permanent pacemaker; RBBB, right bundle branch block; TAVR, transcatheter aortic valve replacement; Vp, ventricular pacing.