Liver transplant recipient overall survival (OS). A. Post-transplant thrombosis was associated with a poor outcome (P < 0.03). B. High FVIII:C levels were associated with a poor outcome: the median OS was 69.6 and 132.1 months in groups with high and low FVIII:C, respectively (P < 0.003). Median follow-up was 21.7 months (range 1-184.6 months).