Breakthrough COVID-19 cases occur in 7.5% of vaccinated Texas participants, according to UTHealth Houston survey; subgroups at higher risk identified

Breakthrough COVID-19 infections after vaccination occurred in 7.5% of Texans surveyed and were linked to Hispanic ethnicity, larger household size, rural versus urban living, type of vaccination, and multiple comorbidities, according to findings from UTHealth Houston School of Public Health published today in the Journal of Infectious Diseases.

Why Breakthrough COVID? Antibodies Fighting Original Virus May Be Weaker Against Omicron

If you’re wondering why after two vaccination doses and a booster shot, you still got sick from the omicron strain of the virus that causes COVID-19, one possible answer may have been found in a recent study by researchers at Johns Hopkins Medicine and the National Institute of Allergy and Infectious Diseases (NIAID) at the National Institutes of Health (NIH).