Table 1. Patient Demographics and Tumor Characteristics.
| Number(%) | WHO Grade |
||
|---|---|---|---|
| II | III | ||
| All patients | 102 | 86 | 16 |
| Gender | |||
| Male | 45(44.1) | 39 | 6 |
| Female | 57(55.9) | 47 | 10 |
| Age | |||
| Mean ± SD | 57.0 ± 16.7 | 55.5 ± 16.9 | 65.8 ± 13.0 |
| KPS | |||
| Mean ± SD | 74.3 ± 8.3 | 74.2 ± 8.0 | 74.6 ± 10.0 |
| Tumor Size (cm) | |||
| Mean ± SD | 5.2 ± 2.0 | 5.1 ± 2.1 | 5.5 ± 1.5 |
| Location | |||
| Covexity | 33(32.4) | 31 | 2 |
| Parasagittal | 32(31.4) | 24 | 8 |
| Skull base | 29(28.4) | 26 | 3 |
| Posterior fossa | 8(7.8) | 5 | 3 |
| Surgical Resection | |||
| GTR | 69(67.7) | 57 | 12 |
| STR | 33(32.3) | 29 | 4 |
| Adjuvant Radiotherapy | |||
| Yes | 42(41.2) | 32 | 10 |
| No | 60(58.8) | 54 | 6 |
| MIB-1 index | |||
| Mean ± SD | 8.6 ± 6.1 | 7.2 ± 3.9 | 16.1 ± 9.5 |
| Recurrence or progression | |||
| Yes | 52 (51) | 38 | 14 |
| No | 50 (49) | 48 | 2 |
Abbreviations: WHO, World Health Organization; SD, Standard Deviation; GTR, Gross Total Resection; STR, Subtotal Removal.