Correction to Lancet Child Adolesc Health 2025; 9: 837–47

In this Article, the final sentence of the fifth paragraph in the Results section should read "Crude incidence rates for all outcomes, with the exception of thrombocytopenia or inflammatory conditions, were generally higher for those who were vaccinated than unvaccinated (appendix p 14)."; in table 2, the data for stroke outcome in the analytic cohort to evaluate COVID-19 vaccinations should be "630/12 968 667/510 (471-549)"; and the appendix has been corrected.These corrections have been made to the online version as of Jan 7, 2026.