Table 1.
Patient demographics categorised according to procedure type. MVD microvascular decompression, GR glycerol rhizolysis, TC thermocoagulation, BC balloon compression
| Percutaneous subgroups | |||||
|---|---|---|---|---|---|
| Variable | MVD | Percutaneous surgery | GR | TC | BC |
| Procedures, n | 185 | 129 | 54 | 49 | 26 |
| Male procedures, n | 88 | 50 | 24 | 19 | 7 |
| Female procedures, n | 97 | 79 | 30 | 30 | 19 |
| Age (mean), year | 58.5 | 72.7 | 70.9 | 74 | 73 |
| Age range, year | 24.3–83.0 | 43.5–93.7 | 46.8–88.7 | 44.0–92.0 | 51.0–94.0 |
| Side (L:R) | 0.43:0.57 | 0.43:0.57 | 0.50:0.50 | 0.41:0.59 | 0.35:0.65 |
| V1 only, % | 7.3 | 2.5 | 5.9 | 0 | 0 |
| V2 only, % | 21.3 | 16.4 | 5.9 | 25 | 21.7 |
| V3 only, % | 17.7 | 18 | 9.8 | 25 | 21.7 |
| V1 and V2, % | 18.9 | 19.7 | 31.4 | 4.2 | 26.1 |
| V2 and V3, % | 20.1 | 31.1 | 27.5 | 41.7 | 17.4 |
| V1–3, % | 14.6 | 12.3 | 19.6 | 4.2 | 13 |