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. 2022 Jan 4;15:17–32. doi: 10.2147/JIR.S341774

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© 2022 Zheng et al.

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Construction and validation of the PRGPI in CGGA693 cohort. (A and B) The LASSO regression was performed with the minimum criteria. (C) Multivariate Cox regression was used to construct a PRGPI. (D) Kaplan–Meier curves of PRGPI subgroups for survival. (E) The distribution plots of PRGPI, survival status and expression of five selected PRGs. (F and G) Univariate and multivariate Cox regression analyses for identifying independent prognostic factors. (H–J) ROC curve analysis of PRGPI and clinicopathological characteristics in predicting 1-, 3- and 5-year OS.