AFP and neoplasm: Variables included in the logistic regression were as follows: age < 60 years, male sex, maximal tumor diameter < 10 cm, presence of PVTT as Vp0 to Vp2, AFP lower than 1,000 ng/mL, non-enhancing portion of the tumor less than 50%, the presence of perfusion alteration, and the pretreatment tumor-to-liver ADC ratio less than 0.741 (Table 3).