Table 1.
Comparison of baseline characteristics of patients with primary trigeminal neuralgia between the PSR and MVD groups.
| Characteristic | MVD group (n=52) | PSR group (n=65) | t/χ2 | P |
|---|---|---|---|---|
| Gender (male/female) | 22/30 | 27/38 | 0.01 | 0.933 |
| Age (years) | 48.37±5.71 | 50.05±5.41 | 1.63 | 0.106 |
| Course of disease (year) | 5.87±2.63 | 6.68±3.11 | 1.50 | 0.137 |
| Pain distribution | 0.36 | 0.550 | ||
| V1 | 3 (5.77) | 1 (1.54) | ||
| V2 | 19 (36.54) | 16 (24.62) | ||
| V3 | 10 (19.23) | 12 (18.46) | ||
| V1, 2 | 5 (9.62) | 9 (13.85) | ||
| V2, 3 | 14 (26.92) | 25 (38.46) | ||
| V1, 2, 3 | 1 (1.92) | 2 (3.08) | ||
| Location of pain | 4.63 | 0.463 | ||
| Left side | 18 (34.62) | 26 (40.00) | ||
| Right side | 34 (65.38) | 39 (60.00) | ||
| Clinical classification | 0.58 | 0.446 | ||
| Typical | 43 (82.69) | 57 (87.69) | ||
| Atypical | 9 (17.31) | 8 (12.31) |
V1 – ophthalmic division of trigeminal nerve; V2 – maxillary division of trigeminal nerve; V3 – mandibular division of trigeminal nerve; MVD – micro-vascular decompression; PSR – partial sensory rhizotomy.