No evidence of disease activity (NEDA) analysis by epochs in patients with relapsing multiple sclerosis treated with ocrelizumab vs interferon beta-la.

Autor: Havrdová, Eva, Arnold, Douglas L., Bar-Or, Amit, Comi, Giancarlo, Hartung, Hans-Peter, Kappos, Ludwig, Lublin, Fred, Selmaj, Krzysztof, Traboulsee, Anthony, Belachew, Shibeshih, Bennett, Iain, Buffels, Regine, Garren, Hideki, Han, Jian, Julian, Laura, Napieralski, Julie, Hauser, Stephen L., Giovannoni, Gavin
Předmět:
Zdroj: Multiple Sclerosis Journal - Experimental, Translational & Clinical; Apr-Jun2018, Vol. 4 Issue 2, p1-1, 11p
Abstrakt: Background: No evidence of disease activity (NEDA; defined as no 12-week confirmed disability progression, no protocol-defined relapses, no new/enlarging T2 lesions and no T1 gadoliniumenhancing lesions) using a fixed-study entry baseline is commonly used as a treatment outcome in multiple sclerosis (MS). Objective: The objective of this paper is to assess the effect of ocrelizumab on NEDA using rebaselining analysis, and the predictive value of NEDA status. Methods: NEDA was assessed in a modified intent-to-treat population (n = 1520) from the pooled OPERA I and OPERA II studies over various epochs in patients with relapsing MS receiving ocrelizumab (600 mg) or interferon beta-la (IFN β-la; 44 jig). Results: NEDA was increased with ocrelizumab vs IFN β-la over 96 weeks by 75% {p < 0.001), from Week 0-24 by 33% (p < 0.001) and from Week 24-96 by 72% (p < 0.001). Among patients with disease activity during Weeks 0-24, 66.4% vs 24.3% achieved NEDA during Weeks 24-96 in the ocrelizumab and IFN β-la groups (relative increase: 177%; p < 0.001). Conclusion: Superior efficacy with ocrelizumab compared with IFN β-la was consistently seen in maintaining NEDA status in all epochs evaluated. By contrast with IFN β-la, the majority of patients with disease activity early in the study subsequently attained NEDA status with ocrelizumab. [ABSTRACT FROM AUTHOR]
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