Table 3.
Clinical parameters of low‐, intermediate‐ and high‐risk groups.
| Low | Intermediate | High | P‐value | |
|---|---|---|---|---|
| (n = 77) | (n = 53) | (n = 30) | ||
| Age (mean/median) | 40.2/40.0 | 38.6/39.0 | 44.8/44.5 | 0.026 |
| Gender | ||||
| Male | 41 (53.2%) | 29 (54.7%) | 16 (53.3%) | 0.985 |
| Female | 36 (46.8%) | 24 (45.3%) | 14 (46.7%) | |
| Histological grade | ||||
| Diffuse astrocytoma (Grade II) | 61 (79.2%) | 32 (60.4%) | 13 (43.3%) | 0.001 |
| Anaplastic astrocytoma (Grade III) | 16 (20.8%) | 21 (39.6%) | 17 (56.7%) | |
| Location | ||||
| Cerebellum | 0 (0.0%) | 1 (1.9%) | 0 (0.0%) | 0.393 |
| Midline | 7 (9.1%) | 8 (15.1%) | 2 (6.7%) | |
| Hemisphere | 70 (90.9%) | 43 (81.1%) | 28 (93.3%) | |
| Not available | 0 (0.0%) | 1 (1.9%) | 0 (0.0%) | |
| Extent of resection | ||||
| Total resection | 62 (80.5%) | 39 (73.6%) | 25 (83.3%) | 0.622 |
| Non‐total resection | 15 (19.5%) | 13 (24.5%) | 5 (16.7%) | |
| Not available | 0 (0.0%) | 1 (1.9%) | 0 (0.0%) | |
| Adjuvant therapy | ||||
| No adjuvant therapy | 5 (6.5%) | 5 (9.4%) | 5 (16.7%) | 0.323 |
| Chemotherapy only | 6 (7.8%) | 1 (1.9%) | 0 (0.0%) | |
| Radiotherapy only | 4 (5.2%) | 2 (3.8%) | 2 (6.7%) | |
| Chemo‐radiotherapy | 62 (80.5%) | 44 (83.0%) | 22 (73.3%) | |
| Not available | 0 (0.0%) | 1 (1.9%) | 1 (3.3%) |
Abbreviation: n = number of cases.