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Clinical data of study group
| Benign | Atypical | malignant | Total | ||
|---|---|---|---|---|---|
| Number (%) | 205 (86.1) | 19 (8) | 14 (5.9) | 238 | |
| Mean age | 49.4 | 41.1 | 50 | 48.8 | |
| Sex | Female (%) | 132 (92.3) | 8 (5.6) | 3 (2.1) | 143 |
| Male (%) | 73 (76.8) | 11 (11.6) | 11 (11.6) | 95 | |
| Location | Intracranial (%) | 189 (85.1) | 19 (8.6) | 14 (6.3) | 222 |
| Intraspinal (%) | 16 (100) | 0 | 0 | 16 | |
| Recurrence | Primary (%) | 170 (90.9) | 12 (6.4) | 5 (2.7) | 187 |
| Secondary (%) | 35 (68.6) | 7 (13.7) | 9 (17.7) | 51 | |
| NF2* (%) | 8 (88.9) | 1 (11.1) | 0 | 9 | |
NF 2: neurofibromatosis type 2
