TABLE 1.

Demographic and clinical characteristics of the study cohort

Variable	Value
No. of patients	38
Mean age, yrs	8.0 ± 7.2
Sex
Female	26 (68.4)
Male	12 (31.6)
Lesion pathology
Ependymoma	3 (7.9)
Pilocytic astrocytoma	5 (13.2)
Pilomyxoid astrocytoma	1 (2.6)
Diffuse astrocytoma	1 (2.6)
Glioblastoma	1 (2.6)
Medulloblastoma	9 (23.7)
Schwannoma	2 (5.3)
Ganglioglioma	2 (5.3)
ATRT	2 (5.3)
Germinoma	2 (5.3)
PNET	2 (5.3)
Neuroblastoma	2 (5.3)
Other*	6 (15.8)
Primary site of disease
Cerebrum	4 (10.5)
Posterior fossa	14 (36.8)
Spine vertebrae	3 (7.9)
Spinal cord	12 (31.6)
Other†	5 (13.2)

ATRT = atypical teratoid rhabdoid tumor; PNET = primitive neuroectodermal tumor.

Values are expressed as mean ± standard deviation or number of patients (%).

^*Other lesion pathologies include optic pathway glioma, neuroblastoma, neurocutaneous melanosis, choroid plexus carcinoma, meningioma, pineoblastoma, and benign lymphovascular lesion.

^†Other sites include optic chasm, lateral ventricle, pituitary stalk, and pineal gland.