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Swedish registry study finds atopic dermatitis significantly associated with autoimmune diseases

Key clinical point: Atopic dermatitis was significantly associated with one or more autoimmune diseases in a case-control study drawing from the entire Swedish population aged 15 years and older from 1968 to 2016.

Major finding: The odds ratio for association between atopic dermatitis and autoimmune diseases as a group was 1.96 (95% confidence interval, 1.92-2.00).

Study details: The case control analysis matched 104,832 cases of atopic dermatitis with 1,022,435 controls from the general Swedish national health care registers.

Disclosures: The study was funded by the Swedish Asthma and Allergy Association Research Foundation, Hudfonden (the Welander-Finsen Foundation), and the Swedish Society for Dermatology and Venereology. The authors disclosed no conflicts of interest.


Ivert LU et al. Br J Dermatol. 2020 Oct 22. doi: 10.1111/bjd.19624.