Efficacy and Safety of Computed Tomography-Guided Percutaneous Balloon Compression under Local Anesthesia for Recurrent Trigeminal Neuralgia: A Prospective Study

Table 2

Patient demographics and clinical data.

Characteristics	Baseline (mean ± SD)
Gender (n)
Male	20
Female	28
Age year
Mean ± SD	61.81 ± 13.38
Range	35–89
Pain duration, month
Range	0.5–420
Pain side (n)
Right	19
Left	17
Both	2
Branches affected (n)
V1	3
V2	4
V3	15
V1 + v2	11
V1 + V3	1
V2 + V3	13
V1 + V2 + V3	1
Preoperative VAS	Group A: 6.48 ± 0.92; Group B: 6.59 ± 0.79
Type of prior procedure (n)
MVD	3
PRF	5
GKRS	1
Destructive procedures	18

VAS, visual analogue scale; MVD, microvascular decompression; PRF, pulsed radiofrequency; GKRS, gamma knife radiosurgery.