showed a trendp = 0.3012
On the other hand, the AV interval showed a trend toward prolongation right after the CB-A (165.0 msec vs 157.0 msec, p = 0.3012), without reaching significance. 4 Discussion The main findings of the study are that: (i) the overall success rate of a single CB-A ablation performed in patients with VVS or reflex pre-syncope was 83,7% at 20.1 ± 11.6