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Fig. 7 | BMC Cancer

Fig. 7

From: Incidence, survival comparison, and novel prognostic evaluation approaches for stage iii-iv pulmonary large cell neuroendocrine carcinoma and small cell lung cancer

Fig. 7

The 1-year, 2-year, and 3-year ROC curves of the training cohort and internal validation cohort of LCNEC (a-b) and SCLC (c-d), and the external validation cohort of SCLC (e). Abbreviation: ROC, receiver operating characteristic; AUC, area under the curve; LCNEC, large cell neuroendocrine carcinoma; SCLC, small cell lung cancer

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