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Fig. 3 | BMC Cancer

Fig. 3

From: Development and validation of a prognostic nomogram for early stage non-small cell lung cancer: a study based on the SEER database and a Chinese cohort

Fig. 3

Calibration curves predicting the 1-, 3-, and 5-year OS of patients in the training cohort (a) the internal validation cohort (b) and the external validation cohort (c). The x-axis indicates the predicted survival probability, and the y axis indicates the actual survival probability. The 45-degree line (gray line) indicates that the prediction agrees with actuality

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