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We found the HDV seroprevalence among hepatitis B surface antigen-positive participants aged \u22656 years to be 1.26%.<\/jats:p>","DOI":"10.1093\/cid\/ciag274","type":"journal-article","created":{"date-parts":[[2026,4,22]],"date-time":"2026-04-22T11:49:39Z","timestamp":1776858579000},"page":"e530-e532","source":"Crossref","is-referenced-by-count":0,"title":["Updated Hepatitis D Seroprevalence Among Hepatitis B Surface Antigen-Positive Persons Aged \u22656 Years in the United States, National Health and Nutrition Examination Survey, 2007\u20122018"],"prefix":"10.1093","volume":"83","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-7819-910X","authenticated-orcid":false,"given":"Shannon M","family":"Casillas","sequence":"first","affiliation":[{"name":"Division of Viral Hepatitis, National Center for HIV, Viral Hepatitis, STD, and TB Prevention, Centers for Disease Control and Prevention , Atlanta, Georgia 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