An 18-month Low-interventional Study to Assess Joint Health in Haemophilia A and B Patients on Prophylaxis With Efmoroctocog Alfa or Eftrenonacog Alfa (JOIN-us)
Hemophilia A, Hemophilia B
About this trial
This is an interventional other trial for Hemophilia A focused on measuring Blood coagulation disorder, Coagulation protein disorder, Haemophilia, FVIII, FIX, Efmoroctocog alfa, Eftrenonacog alfa
Eligibility Criteria
Inclusion Criteria: Age ≥ 6 years Diagnosis of haemophilia A or B Having at least 6 months documented pre-study treatment data regarding treatment prescriptions and bleeding episodes prior to the baseline visit Previous treatment for haemophilia A or B with any marketed recombinant and/or plasma-derived FVIII or FIX concentrate for at least 6 months Start of prophylactic treatment with rFVIIIFc or rFIXFc prior to study enrollment or latest at the baseline visit, in accordance with local regulations Signed and dated informed consent provided by the patient, or the patient's legally authorized representative for patients under the legal age. Assent should be obtained from paediatric patients in accordance with local regulations Exclusion Criteria: Any medical condition which in the opinion of the investigator makes the subject patient unsuitable for inclusion Prophylactic treatment with non-factor therapy during the 6 months prior to enrolment Presence of factor VIII or FIX inhibitory antibodies (inhibitors) (≥0.60 Bethesda Units [BU]/mL) at the latest available inhibitor test Enrolment in a concurrent clinical interventional study, or intake of an IMP, within three months prior to inclusion in this study Foreseeable inability to cooperate with given instructions or study procedures
Sites / Locations
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Arms of the Study
Arm 1
Other
Efmoroctocog alfa or eftrenonacog alfa
Efmoroctocog alfa or eftrenonacog alfa is prescribed and used according to usual clinical practice.