A Novel Overall Survival Nomogram Prediction of Secondary Primary Malignancies after Hypopharyngeal Cancer: A Population-Based Study

Figure 7

DCA curves of our nomogram and SEER stage of SPMs for (a) 3- and (b) 5-year OS in training cohort and (c) 3- and (d) 5-year OS in validation cohort. Abbreviations: DCA: decision curve analysis; SPMs: secondary primary malignancies; OS: overall survival.

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