Table 1.
Characteristics of patients who underwent diffusion MRI
| Patient characteristics | Number of patients (n = 62) |
|---|---|
| Sex | |
| Male | 36 (58.1%) |
| Female | 26 (41.9%) |
| Age (years) | |
| Median | 3.5 (1.0–22.0) |
| Location | |
| Infratentorial | 41 (66.1%) |
| Supratentorial | 21 (33.9%) |
| Grade | |
| II | 18 (29.0%) |
| III | 44 (71.0%) |
| Tumour size | |
| Grade II | |
| Median (cm3) | 38.29 (1.6–173.4) |
| Grade III | |
| Median (cm3) | 57.374 (1.53–285.2) |
| Initial CE lesion volume | |
| Grade-II lesions with CE | 14 |
| Median (cm3) | 12.20 (0–31.67) |
| Grade-III lesions with CE | 42 |
| Median (cm3) | 14.91 (0–71.45) |
| Initial NE lesion volume | |
| Grade-II lesions with NE | 17 |
| Median (cm3) | 20.83 (0–141.72) |
| Grade-III lesions with NE | 44 |
| Median (cm3) | 38.38 (3.83–262.53) |
| Extent of resection | |
| Gross Total Resection | 51 (82.3%) |
| Sub Total Resection | 11 (17.7%) |
| Chemotherapy | |
| Yes | 16 (25%) |
| No | 46 (74%) |
| Dose (Gy) | 59.4 (50.4–59.4) |
| Number of treatment centres | 12 |
CE, contrast-enhancing; NE, non-enhancing.