Exposure to Environmental Tobacco Smoke is Associated with Increased Risk for Multiple Sclerosis

Some interesting reading…

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From: Sage Journals Online

Multiple Sclerosis Journal

March 3, 2011.

http://msj.sagepub.com/content/early/2011/03/02/1352458511399610.abstract

Exposure to environmental tobacco smoke is associated with increased risk for multiple sclerosis

AK Hedström, M Bäärnhielm, T Olsson, L Alfredsson

This article describes the background for and objective of the study: “Tobacco smoking has consistently been associated with increased risk for multiple sclerosis. However, data has been inconsistent regarding the influence of passive smoking. The aim was to estimate the influence of passive smoking on the risk for multiple sclerosis.”

The results of the study were that “The risk for multiple sclerosis was increased among never-smokers who had been exposed to passive smoking (OR 1.3, 95% CI 1.1–1.6) compared to never-smokers who had never been exposed. The risk increased with increasing duration of exposure (p = 0.003). ”

The authors concluded that “Exposure to environmental tobacco smoke is associated with an increased risk for multiple sclerosis. Since smoking…

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