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Table 2 Comparison of hazard ratios of the current and new nodal classifications included in the multivariate analysis

From: Evaluation of new classifications of N descriptor in non-small cell lung cancer (NSCLC) based on the number and the ratio of metastatic lymph nodes

Variables HR P value
CLN
 CLN1 1.49 0.025
 CLN2 2.49 <0.001
NLN
 NLN1 1.74 0.001
 NLN2 2.22 <0.001
RLN
 RLN1 1.90 <0.001
 RLN2 2.08 <0.001
  1. CLN current nodal classification, NLN new classification based on the number of metastatic lymph nodes, RLN new classification based on the ratio of metastatic to resected lymph nodes, HR hazard ratio