. Author manuscript; available in PMC: 2009 May 1.

Published in final edited form as: Int J Radiat Oncol Biol Phys. 2008 May 1;71(1, S1):S76–S79. doi: 10.1016/j.ijrobp.2007.07.2387

Table 1.

Relapse free survival indicating significantly better results when the radiation therapy was in accordance with protocol specifications.

Deviation Adjustment
Survival According to Treatment^* (POG 8725)
Treatment	5 year Relapse Free Survial (%)

Arm 1: Chemotherapy Alone	85
Arm 2: Chemotherapy + RT:
Appropriate volume	96
Major & Minor Deviations	86

Only patients who were in complete remission at the end of chemotherapy