Fig. 4

The calibration curve for the 1- and 2-year CSS and OS prediction of SCLC patients with liver metastasis; A 1-year CSS in the training set; B 2-year CSS in the training set; C 1-year OS in the training set; D 2-year OS in the training set; E 1-year CSS in the test set; F 2-year CSS in the test set; G 1-year OS in the test set; H 2-year OS in the test set. CSS: cancer-specific survival; OS: overall survival; SCLC: small-cell lung cancer