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Kaplan–Meier curves for IGF classification of Child–Turcotte–Pugh (CTP) class A hepatocellular carcinoma patients.
Notes: (A) Training cohort (n=310). (B) Validation cohort (n=155). The first letter for each group represents the CTP class; the second letter, the IGF-CTP class (eg, group AB represents patients classified as CTP class A and IGF-CTP class B).
Abbreviation: IGF, insulin-like growth factor.
