Variable | AF before HF | HF before AF | ||||
No-catheter ablation (n=8154) | Catheter ablation (n=259) | P value | No-catheter ablation (n=3052) | Catheter ablation (n=50) | P value | |
Age median (IQR) | 67.7 (62.0–71.9) | 61.1 (52.6–66.9) | <0.001 | 67.6 (61.4–71.9) | 61.9 (51.9–66.0) | <0.001 |
Sex male | 6051 (74.2) | 210 (81.1) | 0.015 | 2279 (74.7) | 42 (84.0) | 0.179 |
COPD | 1303 (16.0) | 21 (8.1) | <0.001 | 656 (21.5) | 5 (10.0) | 0.073 |
CKD | 520 (6.4) | 10 (3.9) | 0.131 | 315 (10.3) | <3 (4.0) | 0.219 |
IHD | 2858 (35.1) | 70 (27.0) | 0.009 | 1665 (54.6) | 24 (48.0) | 0.435 |
DM | 1747 (21.4) | 33 (12.7) | 0.001 | 842 (27.6) | 11 (22.0) | 0.473 |
HT | 8048 (98.7) | 255 (98.5) | 0.950 | 3015 (98.8) | 49 (98.0) | 1.000 |
Outpatient | 2290 (28.1) | 60 (23.2) | 0.096 | 1052 (34.5) | 26 (52.0) | 0.015 |
The distribution of the predictor variables at the 1-year landmark.
AF, atrial fibrillation; CKD, chronic kidney disease; COPD, chronic obstructive pulmonary disease; DM, diabetes mellitus; HF, heart failure; HT, hypertension; IHD, ischaemic heart disease.