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. 2020 Sep 11;13:9043–9057. doi: 10.2147/OTT.S262084

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© 2020 Li et al.

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Nomogram and calibration curve for predicting OS at 12- and 24-month for ES-SCLC patients. (A) Nomogram; The nomogram is used by adding the point identified on the points scale of each variable. The sum of points lies on the axis of Total Points, and corresponding to the percentage on the two axes at the bottom to indicate the 12- and 24-month OS. (B) Calibration curve for 12-month OS in training cohort; (C) Calibration curve for 24-month OS in training cohort. (D) Calibration curve for 12-month OS in validation cohort. (E) Calibration curve for 24-month OS in validation cohort.

Abbreviations: OS, overall survival; ES-SCLC, extensive-stage small-cell lung cancer; AAPR, albumin-to-alkaline phosphatase ratio.