Around 5% of US Population Diagnosed With Autoimmune Disease

Medscape January 13, 2025
Edited by Javed Choudhury

TOPLINE:

In 2022, autoimmune diseases affected over 15 million individuals in the United States, with women nearly twice as likely to be affected as men and more than one third of affected individuals having more than one autoimmune condition.

METHODOLOGY:

• Researchers used electronic health record (EHR) data from six healthcare systems in the United States between 2011 and 2022 to estimate the prevalence of autoimmune diseases according to sex and age.
• They selected 105 autoimmune diseases from the textbook The Autoimmune Diseases and estimated their prevalence in more than 10 million individuals from these healthcare systems; these statistics were subsequently extrapolated to an estimated US population of 333.3 million.
• An individual was considered to have a diagnosis of an...

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