Variables Groups  
All (n=10) Astrocytoma (n=6) Medulloblastoma(n=6) Comparison of Variables’ Distribution among Groups
Gender (male/female) 3/7 2/4 2/4 p=0,986
Age at diagnosis 2-7; average=4.1 3-10; average=6.1 2-11;average=6.8 p=0,251
Age in the evaluation 6-12; average=8.9 7-11; average=9 8-14; average=10.3 p=0,51
Treatment Systemic Chemotherapy + Intrathecal Chemotherapy
(GBTLI-99 Protocol)
Surgery Surgery, Chemotherapy and Cranial and neuroaxis radiotherapy
(Parker Protocol)
NA
Drugs used in chemotherapy Methotrexate, Cytarabine Dexamethasone
Prednisone
Vincristine
L-asparagine
Daunorubicin
Cyclophosphamide
6-Mercaptopurine
Cytarabine
Doxorubicin
Thioguanine
NA Vincristine
Cisplatin
Carmustine
NA
Dosage of Radiotherapy NA NA 36 Gy at the skull and neuroaxis + 18 Gytumor bed=54 Gy NA
Table 1: Clinical and sociodemographic data of children participating in the study. Note: NA: not applicable.