Table 2.
Characteristics of patients who underwent perfusion MRI
| Patient characteristics | Number of patients (n = 20) |
|---|---|
| Sex | |
| Male | 10 (50.00%) |
| Female | 10 (50.00%) |
| Age (years) | |
| Median | 4.0 (1.0–17.0) |
| Location | |
| Infratentorial | 13 (65.0%) |
| Supratentorial | 7 (35.0%) |
| Grade | |
| II | 4 (20.0%) |
| III | 16 (80.0%) |
| Tumour size | |
| Grade II | |
| Median (cm3) | 44.45 (36.15–173.39) |
| Grade III | |
| Median (cm3) | 53.962 (14.03–978.95) |
| Initial CE lesion volume | |
| Grade-II lesions with CE | 3 |
| Median (cm3) | 12.06 (0–31.67) |
| Grade-III lesions with CE | 15 |
| Median (cm3) | 12.97 (0–65.53) |
| Initial NE lesion volume | |
| Grade-II lesions with NE | 4 |
| Median (cm3) | 34.57 (31.79–141.72) |
| Grade-III lesions with NE | 16 |
| Median (cm3) | 35.99 (6.49–74.48) |
| Extent of resection | |
| GTR | 15 (75%) |
| STR | 5 (25%) |
| Chemotherapy | |
| Yes | 3 (%) |
| No | 17 (%) |
| Dose (Gy) | 59.4 (50.4–59.4) |
| Number of treatment centres | 7 |
CE, contrast-enhancing; NE, non-enhancing.