Mean anaesthesia time (min), procedure time (min) and radiation exposure per body weight (μGym2/kg) in the preintervention and postintervention groups
| Group A | Group B | P value | |
| Anaesthesia time (min) | 145.1±19.2 | 127.3±17.4 | 0.04* |
| Procedure time (min) | 102.7±25.3 | 81.4±20.0 | 0.05 |
| Radiation exposure (μGym2/kg) | 19.7±7.0 | 15.8±8.6 | 0.15 |
*Statistically significant.