Total bilirubin =< . mg/dL (. umol/L) Serum direct bilirubin =< mg/dL ( umol/L) within days prior to initiation of therapy Total bilirubin =< . mg/dL (. umol/L) Serum direct bilirubin =< mg/dL ( umol/L) Bilirubin level at/above umol per liter (. mg/dL) Total bilirubin =< . mg/dL (. umol/L) (except patients with Gilbert's disease) Serum direct bilirubin =< mg/dL ( umol/L) within days prior to randomization Bilirubin > . mg/dL ( umol/L) Serum bilirubin > umol/L (. mg/dL)