Comparison of Effectiveness and Safety between Intraoperative 3D-CT-Guided and C-Arm-Guided Percutaneous Balloon Compression for Idiopathic Trigeminal Neuralgia:  A  Multi-Center Retrospective Study

Table 2

Summary of immediate effectiveness and postoperative complications.

	C-arm (N = 75)	3D-CT (N = 211)	value
Immediate pain relief (n)	71	202	0.749
Postoperative BNI pain score (n)			0.266
I	43	141
II	28	61
III	0	1
IV	3	8
V	1	0
Complications (n)
Facial numbness	55	162	0.535
Hypoaesthesia	45	144	0.204
Masseter weakness	14	29	0.347
Herpes	21	65	0.770
Paraesthesia	8	15	0.330
Dysaesthesia	6	15	0.799
Diplopia	3	3	0.187
Keratitis	4	6	0.296
Postoperative BNI facial numbness score (n)			0.853
I	20	49
II	12	36
III	27	86
IV	16	40