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Table 1 Clinical demographic characteristics in 36 patients with medically intractable trigeminal neuralgia treated with gamma knife radiosurgery (GKRS)

From: Refractory trigeminal neuralgia treatment outcomes following CyberKnife radiosurgery

Characteristic Value
Gender
Male 13 (52.0%)
Female 12 (48.0%)
Mean age (range) 65 (43–86)
Prior surgery 20 (80.0%)
Median duration in years (range) 8.5 (4–28)
Pain distribution
V1 3 (12.0%)
V2 2 (12.0%)
V1,2 3 (12.0%)
V3 1 (4.0%)
V2,3 12 (48.0%)
V1,2,3 3 (12.0%)
Side of pain
Right 11 (44.0%)
Left 14 (56.0%)
Multiple sclerosis 4 (16.0%)