Table 1 Demographic and baseline characteristics (n = 248)
Variable | Median (IQR) in years/no of patients (%) |
|---|---|
HFS | Â |
  Total no. of patients | 123 |
  Age | 49.5土11.1 |
  Women | 74 (60.1%) |
  Laterality Lt | 42 (34.1%) |
  Shorr grading |  |
  Shorr 0 | 0 (0) |
  Shorr I | 0 (0) |
  Shorr II | 12 (9.8%) |
  Shorr III | 108 (87.8%) |
  Shorr IV | 3 (2.4%) |
 Mean duration of Sx prior to op, yrs | 3.2 ± 0.1 |
TN | Â |
  Total no. of patients | 115 |
  Age | 60.0土11.8 |
  Women | 69 (60.0%) |
  Laterality Lt | 52 (45.2%) |
  Trigeminal nerve pain distribution (%) |  |
  V1 only | 12 (10.4%) |
  V2 only | 23 (20.0%) |
  V3 only | 18 (15.7%) |
  V1&V2 | 19 (16.5%) |
  V2&V3 | 34 (29.6%) |
  V1,V2&V3 | 9 (7.8%) |
 Mean duration of Sx prior to op, yrs | 3.5土0.5 |
GPN | Â |
  Total no. of patients | 10 |
  Age | 54.5土13.0 |
  Women | 2 (20.0%) |
  Pain location |  |
  Pharyngeal | 8 (80.0%) |
  External ear canal | 2 (20.0%) |
  Base of the tongue | 4 (40.0%) |
 Mean duration of Sx prior to op, yrs | 2.6土0.3 |