The lymph node status as a prognostic factor in colon cancer: comparative population study of classifications using the logarithm of the ratio between metastatic and nonmetastatic nodes (LODDS) versus the pN-TNM classification and ganglion ratio systems

Table 3 Characteristics of the pN groups according to the LODDS results

	N0 LODDS 1	N0 LODDS 2	N1 LODDS 1	N1 LODDS 2	N1 LODDS 3	N2 LODDS 2	N2 LODDS 3
Lymph Nodes retrieved^a	12	3	18	9	2	14	9
Positive Lymph Nodes^a	0	0	1	2	2	6	8
Lymph Node Ratio^a	0%	0%	7%	20%	100%	45%	84%
60 months Overall Survival	67%	57%	73%	53%	50%	46%	11%

ISSN: 1471-2407