One International Unit of BeneFIX showed a mean 0.75 IU/ dl (range 0.3 to 1.4 IU/ dl) increase in the circulating level of factor IX.
1 RÜ BeneFIXi suurendas IX faktori taset vereringes keskmiselt 0, 75 RÜ/ dl (vahemikus 0, 3... 1, 4 RÜ/ dl).