Impact of COVID-19 on mental health according to prior depression status: A mental health survey of community prospective cohort data

We aimed to investigate the mental health impact of COVID-19 on a demographically well-characterized population cohort by gender and previous depression status.Among people who participated in a community cohort study between 2013 and 2018 with previous depression measurement, a total of 1928 people without quarantine experience (680 men and 1249 women) were included after responding to an online survey in March 2020. In the 2020 survey, people...