Hos 94 patienter (2, 1%) blev der observeret to klinisk symptomløse, forbigående inhibitorer med lav titer med en median- eksponering på 76 eksponeringsdage (ED, interval 1- 92) svarende til 2, 2% af de 89 patienter med mindst 50 ED.
Two clinically silent, low-titre, transient inhibitors were observed in 94 patients with a median exposure of 76 exposure days (ED, range 1-92), corresponding to 2.2% of the 89 patients with at least 50 ED.