Fig. 9From: Incidence, survival comparison, and novel prognostic evaluation approaches for stage iii-iv pulmonary large cell neuroendocrine carcinoma and small cell lung cancerThe DCA plots of the training cohort and validation cohort of LCNEC (a-b) and SCLC (c-d), and the external validation cohort of SCLC (e). Abbreviation: DCA, decision curve analysis; LCNEC, large cell neuroendocrine carcinoma; SCLC, small cell lung cancer. Note: “All” refers to intervention for all, and “None” refers to intervention for none. Intervention is considered to be any behavioral or external factor considered by high-risk patients when obtaining positive results from the modelBack to article page