A retrospective study included nearly 16,000 individuals who underwent patch testing, of which more than 5,000 were diagnosed with atopic dermatitis. It was discovered that the frequency of allergic contact dermatitis diagnosis was higher among patients with atopic dermatitis.

Reference: Qian MF, Li S, Honari G, Sarin KY, Chen JK. Prevalence of allergic contact dermatitis following patch testing in patients with atopic dermatitis: A retrospective United States claims-based study. J Am Acad Dermatol. 2023 Feb 11:S0190-9622(23)00178-0. doi: 10.1016/j.jaad.2022.12.051. Epub ahead of print. PMID: 36775101.