Background The COVID-19 pandemic has caused significant stress and disruption for young
people, likely leading to alterations in their mental health and neurodevelopment. In this
context, it is not clear whether youths who lived through the pandemic and its shutdowns are
comparable psychobiologically to their age-and sex-matched peers assessed before the
pandemic. This question is particularly important for researchers who are analyzing
longitudinal data that span the pandemic. Methods We compared carefully matched youths …