Table 1 Patient characteristics
Characteristic | Median (range) or n(%) |
|---|---|
Age at surgery | 57 (26–81) |
Age at radiosurgery | 61 (26–84) |
Death | 9 (25.7%) |
Recurrence | 11 (31.4%) |
Sex | |
  Female | 17 (48.6%) |
  Male | 18 (51.4%) |
Histology | |
  WHO Grade II | 31 (88.6%) |
  WHO Grade III | 4 (11.4%) |
Risk factors | |
  Hypertension | 9 (25.7%) |
  Diabetes mellitus | 0 (0%) |
  Rheumatoid arthritis | 0 (0%) |
  Lupus | 0 (0%) |
Presenting signs and symptoms | |
  Headache | 10 (28.6%) |
  Seizure | 6 (17.1%) |
  Other neurological finding | 18 (51.4%) |
  Incidental | 1 (2.9%) |
Type of surgical resection | |
  Gross total | 18 (51.4%) |
  Partial | 14 (40%) |
  Unknown | 2 (5.7%) |
Prior malignancy | |
  Yes | 3 (8.6%) |
  No | 28 (80%) |
Pre-diagnosis cranial radiation | 2 (5.7%) |
Margin dose | 18 Gy (14–24) |
Tumor characteristics | |
  Tumor volume | 3.90 cm3 (0.19-33.1) |
  Treated tumor volume | 3.90 cm3 (0.19-31.9) |
History of previous benign meningioma | 3 (8.6%) |