Five-year survival rates for resected colon cancer according to lymph node ratio in INT-0089

Endpoint	Lymph node ratio (total positive/total examined)
Endpoint	<0.05	0.05-0.19	0.2-0.39	0.4-1.0
Overall survival, %	79	73	63	52
Cause-specific survival, %	84	79	69	57
Disease-free survival, %	77	70	62	50

Data from Berger AC et al. J Clin Oncol 2005; 23:8706.

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