Frailty and relapse activity in multiple sclerosis: A longitudinal observation
- PMID: 36905818
- DOI: 10.1016/j.msard.2023.104603
Frailty and relapse activity in multiple sclerosis: A longitudinal observation
Abstract
Recent cross-sectional investigations suggest a relationship between frailty, as measured by Frailty Index (FI), and multiple sclerosis (MS). However, if and how frailty is associated with relapse activity in MS is still unknown. To explore this issue, a one-year follow-up study involving 471 patients was conducted. A univariate regression model showed an inverse association between baseline FI score and the presence of relapse, which was also confirmed in the multivariate model. These results suggest that frailty may reflect pathophysiological mechanisms involved in MS disease activity and that the FI may be used as an enrichment criterion in clinical trials.
Keywords: Aging; Frailty; Immunosenescence; Multiple sclerosis; Neurodegeneration.
Copyright © 2023 Elsevier B.V. All rights reserved.
Conflict of interest statement
Declaration of Competing Interests The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.
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