Onset symptoms, tobacco smoking, and progressive-onset phenotype are associated with a delayed onset of multiple sclerosis, and marijuana use with an earlier onset
Age at symptom onset (ASO) is a prognostic factor that could affect the accrual of disability in multiple sclerosis (MS) patients. Some factors are known to influence the risk of multiple sclerosis (MS), but their influence on the ASO is less well-investigated.
Examine the associations between known or emerging MS risk factors and ASO.
This was a multicenter study, incident cases (n = 279) with first clinical diagnosis ...Expand abstract
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- Peer reviewed
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- Tao et al
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- Copyright © 2018 Tao, Simpson, Taylor, Blizzard, Lucas, Ponsonby, Broadley, AusLong/Ausimmune Investigators Group and van der Mei. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.
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