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. 2020 Aug 20;18:320. doi: 10.1186/s12967-020-02485-8

Fig. 6.

Fig. 6

The combined prognostic model is significantly better than the TNM staging system alone in predicting the survival of patients with NSCLC. ROC analysis was employed to compare the predictive accuracy of the three survival predictors including 4-lncRNA signature, the TNM stage and the combined model. A comparison of the three survival predictors in predicting OS (left panel) and DFS (right panel) in the discovery cohort (a), internal validation cohort (b) and independent validation cohort (c) is shown