From: Long-term follow-up of microvascular decompression for management of trigeminal neuralgia
 | Favorable (BNI I,II) | Unfavorable (BNI III-V) | P value |
---|---|---|---|
Age | Â | Â | 0.614 |
  < 50 | 7 | 1 |  |
  > 50 | 11 | 2 |  |
Sex | Â | Â | 0.935 |
 Male | 8 | 1 |  |
 Female | 10 | 2 |  |
Duration of illness | Â | Â | 0.042 |
  < 10y | 20 | 0 |  |
  > 10y | 0 | 1 |  |
Distribution of pain | Â | Â | 0.489 |
 V2 | 6 | 1 |  |
 V2 + V3 | 11 | 1 |  |
 V3 | 1 | 1 |  |
Offending vessel | Â | Â | 0.014 |
 AICA | 4 | 0 |  |
 SCA | 14 | 1 |  |
 Venous | 0 | 2 |  |