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Related Experiment Video

Updated: Dec 31, 2025

Comprehensive Autopsy Program for Individuals with Multiple Sclerosis
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Multiple cause of death analysis in multiple sclerosis: A population-based study.

Katharine Harding1, Feng Zhu1, Mohammed Alotaibi1

  • 1From the Faculty of Medicine (Neurology) and Djavad Mowafaghian Centre for Brain Health (K.H., F.Z., T.D., H.T., E.K.), University of British Columbia, Vancouver, Canada; Department of Neurology (K.H.), Aneurin Bevan University Health Board, Royal Gwent Hospital, Newport, UK; and Department of Ophthalmology (M.A.), King Saud University, Riyadh, Saudi Arabia.

Neurology
|January 15, 2020
PubMed
Summary

Multiple sclerosis (MS) deaths are frequently linked to infections like respiratory and urinary tract infections, and conditions related to immobility. Addressing these complications may improve survival for individuals with MS.

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Area of Science:

  • Neurology
  • Public Health
  • Epidemiology

Background:

  • Multiple sclerosis (MS) is a chronic neurological disease with complex mortality patterns.
  • Understanding the contributing causes of death in MS is crucial for improving patient outcomes.

Purpose of the Study:

  • To investigate the association between multiple sclerosis (MS) and other causes of death listed on death certificates.
  • To identify specific conditions that frequently co-occur with MS on death records.

Main Methods:

  • Analysis of multiple cause of death data from British Columbia, Canada (1986-2013).
  • Logistic regression was used to examine associations between MS mention and other causes of death, adjusted for covariates.
  • Sex-stratified analyses were conducted.

Main Results:

  • MS was mentioned on 2,153 out of 771,288 death certificates.
  • MS mention was significantly associated with higher odds of respiratory infection (aOR 3.03), aspiration pneumonia (aOR 7.15), urinary tract infection (UTI) (aOR 10.2), other infections (aOR 1.34), and skin disease (aOR 5.06).
  • Sex differences were observed for UTI and chronic respiratory disease associations.

Conclusions:

  • Infections (respiratory, urinary tract) and immobility-related conditions (aspiration pneumonia) are common causes of death in individuals with MS.
  • Chronic respiratory disease is a notable cause in men with MS.
  • Interventions targeting these modifiable complications could enhance survival in the MS population.