Decision tree model generated in the training group.

The factors used for splitting and their cut-offs are indicated. Pie charts represent the rate of sustained virological response in white (the percentage is indicated) for each group of patients after each split. nHap_E1E2, number of haplotypes in the E1–E2 studied region; ALT quotient, square root of the alanine transaminase levels expressed as factor times upper limit of normal used in our center for males and females (41 and 31 U/L, respectively).




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