Fig. 5From: Effect of surgery on survival in patients with stage III N2 small cell lung cancer: propensity score matching analysis and nomogram development and validationDCA curves of the nomogram and TNM staging system for 1-year (A), 3-year (B), and 5-year (C) OS. DCA, decision curve analyses; OS, overall survival; TNM, tumor-node-metastasisBack to article page