Table 1. Characteristics of 71 patients.
| Parameter | No./Value |
|---|---|
| No. of patients | 71 |
| Male-to-female ratio | 28:43 |
| Age, y, median (range) | 57 (16–81) |
| Operative duration, min, median (range) | 608 (210–1060) |
| Body weight, kg, median (range) | 57.2 (39.6–97.8) |
| Disease | |
| Schwannoma | 26 |
| VS | 23 |
| JFS | 2 |
| TS | 1 |
| CPA MN | 16 |
| HFS/TGN | 13 |
| Others | 16 |
Abbreviations: VS, vestibular schwannoma; JFS, jugular foramen schwannoma; TS, trigeminal schwannoma; CPA, cerebellopontine angle; MN, meningioma; HFS, hemifacial spasm; TGN, trigeminal neuralgia.