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Autoimmune disease could be linked to increased risk of dementia

Autoimmune disease could be linked to a heightened risk of dementia, say researchers from the University of Oxford. 
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Autoimmune disease could be linked to a heightened risk of dementia, say researchers from the University of Oxford.

Drawing on hospital admissions data from 1998-2012 in England, the researchers looked at whether admission to hospital with one of 25 autoimmune diseases – including coeliac disease, rheumatoid arthritis and multiple sclerosis (MS) – was associated with an increased risk of subsequent admission to hospital with dementia.

During the study period, more than 1.8 million people were admitted with an autoimmune disease. The researchers found that compared to people admitted to hospital for other causes, those admitted with an autoimmune disorder were 20% more likely to subsequently be admitted with dementia.

Higher risk

Of the 25 autoimmune diseases, 18 were significantly associated with dementia, including Addison's disease,

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