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. 2021 Nov 4;14:7669–7679. doi: 10.2147/IJGM.S337089

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© 2021 Qian et al.

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Construction of risk signature in TCGA cohort. (A) Screen out of OS-related genes with univariate cox regression analysis. (B) LASSO regression of 4 OS-related genes. (C) Cross-validation for tuning parameter selection in LASSO regression. (D) Distribution of HNSCC patients based on risk score. (E) PCA plot for HNSCCs based on risk score. (F) Survival status for each patient. (G) Kaplan–Meier curves for OS of patients in high- and low-risk groups. (H) The ROC curves demonstrated the predictive efficiency of the risk score.