Table 3.
Comorbidities and AF catheter ablation’s 1-year outcome
| All patients | Sinus rhythm | Failure | P value | |
|---|---|---|---|---|
| Hypertension | 44.4% (n = 236) | 40.4% (n = 135) | 51.3% (n = 101) | 0.015 |
| Obesity (BMI ≥ 30 kg/m2)* | 28.7% (n = 119) | 29.6% (n = 76) | 27.4% (n = 43) | 0.634 |
| Diabetes | 8.5% (n = 45) | 8.1% (n = 27) | 9.1% (n = 18) | 0.674 |
| History of heart failure episode | 5.8% (n = 31) | 5.7% (n = 19) | 6.1% (n = 12) | 0.848 |
| EF ≤ 45% before ablation* | 3.1% (n = 16) | 3.1% (n = 10) | 3.1% (n = 6) | 0.971 |
| Peripheral artery disease | 6.2% (n = 33) | 6.9% (n = 23) | 5.1% (n = 10) | 0.404 |
| Ischaemic stroke | 4.5% (n = 24) | 5.1% (n = 17) | 3.6% (n = 7) | 0.410 |
| Myocardial infarction* | 3.0% (n = 15) | 3.2% (n = 10) | 2.6% (n = 5) | 0.732 |
| COPD* | 1.8% (n = 9) | 1.6% (n = 5) | 2.1% (n = 4) | 0.666 |
| Mitral insufficiency* | 9.8% (n = 46) | 8.6% (n = 25) | 11.7% (n = 21) | 0.261 |
BMI, body mass index; EF, ejection fraction; COPD, chronic obstructive pulmonary disease
*Data available for ejection fraction in 518/531 (97.6%), for myocardial infarction in 506/531 (95.3%), for COPD in 506/531 (95.3%), for mitral insufficiency in 417/531 (88.7%) and for BMI in 414/531 (78.0%) of the cases