Figure 9. Independent prognostic analysis and construction of a nomogram (A) Univariate analysis of clinical factors; (B) Multivariate analysis of clinical factors; (C) Nomogram for predicting one-, three-, and five-year overall survival of laryngeal squamous cell carcinoma patients based on entire cohort; (D–F) Calibration plots of the nomogram based on one-, three-, and five-year overall survival. The y-axis represents actual survival, and the x-axis represents nomogram-predicted survival.