Little is known about online medical record (OMR) use among caregivers, including changes in OMR use through the COVID-19 pandemic. This study compares OMR use among caregivers and non-caregivers before and during the COVID-19 pandemic, identifies reasons for non-use, and examines the association between caregiving status and characteristics with OMR use. Secondary data analysis of the nationally representative Health Information National Trends Survey data from 2018 to 2022 (