Table 3

Patients eligible for 5-year landmark analysis

VariableAF before HFHF before AF
No-catheter ablation (n=3726)Catheter ablation (n=286)P valueNo-catheter ablation (n=1232)Catheter ablation (n=42)P value
Age median (IQR)70.8 (65.0–75.4)64.9 (58.5–69.6)<0.00170.3 (64.4–75.2)62.4 (56.2–68.3)<0.001
Sex male2732 (73.3)229 (80.1)0.015916 (74.4)29 (69.0)0.553
COPD612 (16.4)30 (10.5)0.011261 (21.2)3 (7.1)0.044
CKD295 (7.9)8 (2.8)0.002142 (11.5)3 (7.1)0.527
IHD1509 (40.5)107 (37.4)0.335687 (55.8)16 (38.1)0.035
DM971 (26.1)41 (14.3)<0.001362 (29.4)15 (35.7)0.476
HT3692 (99.1)286 (100.0)0.1981222 (99.2)42 (100.0)1.000
Outpatient1064 (28.6)67 (23.4)0.073433 (35.1)16 (38.1)0.819
  • The distribution of the predictor variables at the 5-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.