Baseline characteristics of patients and procedure types
| Pre-DRM | Post-DRM | ||
| Simple | |||
| Subjects (n) | 214 | 417 | |
| Male (%) | 114 (53.3%) | 219 (52.5%) | |
| Age, years | 53±17 (19–86) | 52±18 (17–91) | NS |
| Weight, kg | 77±26 (51–127) | 79±18 (45–170) | NS |
| Procedure time, min | 91.9±45.5 | 99.3±55.3 | NS |
| Procedure type and number of cases | |||
| AVNRT/Acc P | 147 | 257 | |
| Flutter | 53 | 153 | |
| AV node ablation | 14 | 7 | |
| Complex | |||
| Subjects (n) | 83 | 293 | |
| Male (%) | 50 (60.2%) | 193 (65.9%) | |
| Age, years | 53±13 (25–79) | 55±13 (18–85) | NS |
| Weight, kg | 75±21 (62–107) | 80±19 (50–158) | NS |
| Procedure time, min | 213.4±71.3 | 224.7±69.3 | NS |
| Procedure type and number of cases | |||
| AF | 79 | 263 | |
| VT | 3 | 14 | |
| cCHD | 1 | 16 | |
Acc P, accessory pathway; AF, atrial fibrillation; AVNRT, atrioventricular nodal re-entry tachycardia; cCHD, complex congenital heart disease; DRM, dose reduction manoeuvres; VT, ventricular tachycardia.