Table 3.

Radiotherapy doses based on clinical characteristics.

Characteristic	Posterior fossa Mean ± SD	Craniospinal Mean ± SD
All patients	52.1 ± 6.2 Gy	29.1 ± 7.8 Gy
High risk	51.7 ± 7.1 Gy	30.4 ± 7.6 Gy
Standard risk	53.01 ± 3.6 Gy	26.5 ± 7.4 Gy
>3 years old	53.1 ± 3.9 Gy	29.05 ± 7.7 Gy
<3 years old	43.8 ± 13.4 Gy	29.8 ± 8.3 Gy