Table 1 Patient summary (n = 64)
Variable | N (%) |
|---|---|
Gender | Â |
 Male | 16 (25.0) |
 Female | 48 (75.0) |
Age, ys | Â |
 Range | 20–68 |
 Mean ± SD | 47.0 ± 11.2 |
Duration of symptom, months | Â |
 Range | 0.25–180 |
 Mean ± SD | 32 ± 30 |
Tumor size, mm | Â |
 10–24 | 4 (6.2) |
 25–44 | 28 (43.8) |
 ≥45 | 32 (50.0) |
Tumor subtype | Â |
 Clivus | 28 (43.8) |
 Petroclival | 13 (20.3) |
 Sphenopetroclival | 23 (35.9) |
Involved structure | Â |
 Brainstem | 64 (100) |
 Cavernous sinus | 17 (26.6) |
 Meckel’s cave | 32 (50.0) |
 Supratentorial ventricular system | 18 (28.1) |