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All patients were classified into two subgroups: low (FIB-4 I ≤ 3.25) and high (FIB-4 II > 3.25) scores. In the negative AFP subgroup (F 20 ng/mL), the FIB-4 index could predict OS A. and B. and RFS C. and D. in the testing A. and C. and validation B. and D. sets.
