Participant demographics
| Demographic Characteristic | No. (%) |
|---|---|
| Median age (range) (yr) | 9 (3–19) |
| Sex | |
| Male | 19 (61) |
| Female | 12 (39) |
| Tumor locationa | |
| Supratentorial | 22 (71) |
| Suprasellar/optic pathway | 5 (16) |
| Posterior fossa | 4 (13) |
| Tumor pathology | |
| Pilocytic astrocytoma | 13 (42) |
| Ganglioglioma | 7 (23) |
| Astrocytoma (other) | 6 (19) |
| Pleomorphic xanthoastrocytoma | 2 |
| Anaplastic astrocytoma (grade 3) | 1 |
| Fibrillary astrocytoma | 1 |
| Diffuse astrocytoma (grade 2) | 1 |
| Low-grade astrocytoma (NOS) | 1 |
| Malignant glioma | 4 (13) |
| NOS | 2 |
| Glioneuronal tumor with desmoplasia | 1 |
| Diffuse midline glioma (H3K27M-mutant) | 1 |
| Glioblastoma (NOS) | 1 (3) |
Note:—NOS indicates not otherwise specified.
↵a When >1 lesion is present, location indicates most of the tumor burden.