TABLE 1.

The reported actual clinical outcomes.

Modality	Study	5-year survival rate
		I	II	III	IV
RT	Joslin et al. (2001)	94.5	62.6	37.3
	Kim et al. (1988)	83.2	68.9	30.9	27
	Landoni et al. (1997)	84
Surgery	Brunschwig. (1968)	77.4	51.6
	Landoni et al. (1997)	88
RT + surgery	Landoni et al. (1997)	78
Chemoradiotherapy	Eifel et al. (2004)	81.8		62.6