783 / 1708
Group II RMS (Omission of Radiotherapy)
%
p
RT
No RT
Favorable histology (n = 114)
LC
87
69
< 0.03
EFS
80
68
ns
OS
91
87
ns
Unfavorable histology (n = 89)
LC
80
51
< 0.06
EFS
74
35
< 0.003
OS
80
56
< 0.015
Favorable site (n = 79)
LC
84
63
< 0.045
EFS
84
63
< 0.041
OS
97
87
ns
Unfavorable site (n = 124)
LC
83
67
< 0.09
EFS
73
54
< 0.05
OS
79
68
ns
Schuck A et al. J Clin Oncol 2004; 22:143-9