Table 1.

Baseline characteristics of AF patients undergoing catheter ablation.

	Baseline
Patients, n	3084
Age (years) at ablation procedure, mean (SD)	63.2 (12.4)
Time (months) between AF diagnosis and ablation procedure, mean (SD)	7.6 (13.4)
Age < 55 years, n (%)	689 (22.3%)
Age 55–69 years, n (%)	1437 (46.6%)
Age ≥ 70 years, n (%)	958 (31.1%)
Males, n (%)	2074 (67.3)
Previous comorbidities
Cancer, n (%)	40 (1.3)
COPD, n (%)	711 (23.1)
Diabetes mellitus, n (%)	440 (14.3)
CKD, n (%)	105 (3.4)
Hypertension, n (%)	2630 (85.3)

AF, atrial fibrillation; CKD, chronic kidney disease; COPD, chronic obstructive pulmonary disease; SD, standard deviation.