Clinical Features and Vaccination Effects among Children with Post-Acute Sequelae of COVID-19 in Taiwan.

Background: Post-acute sequelae of SARS-CoV-2 infection (PASC) affects patients after recovering from acute coronavirus disease 2019 (COVID-19). This study investigates the impact of SARS-CoV-2 vaccination on PASC symptoms in children in Taiwan during the Omicron pandemic.

Methods: We enrolled children under 18 years with PASC symptoms persisting for more than 4 weeks.