Predictors of long-term clinical response in patients with non-radiographic axial spondyloarthritis receiving certolizumab pegol

Autor: Walter P. Maksymowych, Thomas Kumke, Simone E. Auteri, Bengt Hoepken, Lars Bauer, Martin Rudwaleit
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Arthritis Research & Therapy, Vol 23, Iss 1, Pp 1-11 (2021)
Druh dokumentu: article
ISSN: 1478-6362
DOI: 10.1186/s13075-021-02650-4
Popis: Abstract Background Identification of predictive clinical factors of long-term treatment response may contribute to improved management of non-radiographic axSpA (nr-axSpA) patients. This analysis aims to identify whether any baseline characteristics or Week 12 clinical outcomes in nr-axSpA patients with elevated C-reactive protein (CRP) and/or sacroiliitis on magnetic resonance imaging (MRI) enrolled in the C-axSpAnd study are predictive of achieving clinical response after 1 year of certolizumab pegol (CZP). Methods C-axSpAnd (NCT02552212) was a phase 3, multicentre study, including a 52-Week double-blind, placebo-controlled period. Enrolled patients were randomised to CZP 200 mg Q2W or placebo. Predictors of Week 12 (CZP group only) and Week 52 clinical response were identified using a multivariate stepwise logistic regression analysis. Response variables included Ankylosing Spondylitis Disease Activity Score major improvement (ASDAS-MI), Assessment of SpondyloArthritis International Society 40% response (ASAS40), Bath Ankylosing Spondylitis Disease Activity Index 50% response (BASDAI50) and ASDAS inactive disease (ASDAS-ID). Predictive factors assessed included demographic and baseline characteristics and clinical outcomes at Week 12. A p-value
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