The conventional RT group (n = 28 patients) received 60 to 66 Gy over the courseof 30 to 33 treatment sessions, and the hypofractionated RT group (n = 32 patients) received 60 Gy over the courseof 15 treatment sessions.
The treatment teachers received professional development on the SIOP Model over the courseof one semester, and they taught four SIOP science units: Cell Structure and Function, Photosynthesis and Respiration, Cell Division, and Genetics.