RF (18 PVs) Cryo (15 PVs) Laser (12 PVs)
Mean application time per vein 13.1 ± 2.1 min 1.9 ± 0.6 freezes (360 ± 95.5 sec) 19.5 ± 1.5 min
WTI% (%), median (IQR)
Pre-ablation
21.21 (15.48 - 23.68) 25.06 (22.30 - 31.57) 25.30 (19.62- 29.93)
Post-ablation
25.83 (19.71- 31.39) 24.33 (20.45 – 32.02) 31.97 (26.92 – 36.98)
p 0.003 0.69 0.003
Muscular sleeve thickness (mm), median (IQR)
Pre-ablation 0.36 (0.20-0.64) 0.35 (0.01-0.56) 0.65 (0.45-1.32)
Post-ablation 0.24 (0.02-0.44) 0.25 (0.0-0.52) 0.39 (0.0-0.55)
p 0.037 0.005 0.008