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Multiple sclerosis: Prevalence and impact.

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Multiple sclerosis (MS) affects an estimated 97,300 Canadians, with women disproportionately impacted. This neurological condition commonly emerges between ages 20-49 and significantly impacts daily life.

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Area of Science:

  • Neurology
  • Epidemiology
  • Public Health

Background:

  • Multiple sclerosis (MS) is a chronic neurological disease affecting the central nervous system.
  • Understanding the prevalence and impact of MS is crucial for healthcare planning and patient support.
  • Canadian data provides a valuable snapshot of the MS population.

Purpose of the Study:

  • To estimate the prevalence of multiple sclerosis (MS) in Canada.
  • To describe the demographic characteristics of Canadians diagnosed with MS.
  • To outline the impact of MS on individuals' daily lives and functioning.

Main Methods:

  • Utilized Canadian national data from the 2010/2011 Neurological Conditions Prevalence File.
  • Incorporated data from the 2011/2012 Survey of Neurological Conditions in Institutions in Canada.
  • Analyzed the 2011 Survey on Living with Neurological Conditions in Canada.

Main Results:

  • An estimated 93,500 Canadians in households and 3,800 in long-term care had MS.
  • Prevalence was 159 per 100,000 men and 418 per 100,000 women.
  • MS was diagnosed between ages 20-49 for 82% of household cases; 68% had no other neurological conditions.
  • Significant impacts included pain, mobility and cognitive impairments, and social limitations, with 64% reporting moderate to severe life impact.

Conclusions:

  • MS affects a substantial number of Canadians, with a higher prevalence in women.
  • The condition typically manifests in early to mid-adulthood and has a considerable impact on quality of life.
  • Findings highlight the need for continued research and support services for individuals living with MS.