COPENHAGEN, Denmark--(BUSINESS WIRE)--Celgene International Sàrl (Nasdaq:CELG) today announced that data showed VIDAZA (azacitidine) provides a significant overall survival benefit for patients with higher-risk myelodysplastic syndromes (MDS) regardless of whether patients were treated with low-dose Ara-C or best supportive care in the control arm. In aggregate, the survival benefit for VIDAZA across all countries was 24.4 months versus 15.3 months (hazard ratio 0.36) (95% Cl: 0.20-0.65) [p=0.0006]) compared to the other treatment arms. The data were presented at the 13th Congress of the European Hematology Association (EHA) in Copenhagen, Denmark.