Table 1 Baseline characteristics of the enrolled patients in all groups
|  | ZF (n = 1020) | CF (n = 2040) | Total cohort (n = 3060) |
|---|---|---|---|
Mean age (years) | 45.4 ± 15.4 | 45.2 ± 15.3 | 45.3 ± 15.4 |
Weight (kg) | 62.7 ± 11.8 | 64.5 ± 11.6 | 63.8 ± 11.7 |
Height (cm) | 163.6 ± 8.4 | 165.9 ± 8.2 | 164.9 ± 8.3 |
Male patients | 459 (45.0%) | 908 (44.5%) | 1367 (44.7%) |
With AT/AF | 4 (0.4%) | 7 (0.3%) | 11 (0.4%) |
EPS Only | 15 (1.5%) | 35 (1.7%) | 50 (1.6%) |
SVT | 1001 (98.1%) | 1998 (97.9%) | 2999 (98.0%) |
 Give upa | 3 (0.3%) | 5 (0.2%) | 8 (0.3%) |
 Ablation | 998 (97.8%) | 1993 (97.7%) | 2991 (97.7%) |
 Redo cases | 5 (0.5%) | 12 (0.6%) | 17 (0.6%) |