Fig. 1From: Application of the new 8th TNM staging system for non-small cell lung cancer: treated with curative concurrent chemoradiotherapyOverall survival curves according to T category, stage group, and N category in 7-TNM and 8-TNM. Curves of the T category by 7-TNM a, T category by 8-TNM b, stage group by 7-TNM c, stage group by 8-TNM d, and N category e. 7-TNM, seventh American Joint Committee on Cancer TNM staging system; 8-TNM, eighth American Joint Committee on Cancer TNM staging systemBack to article page