Davillas, Apostolos; Jones, Andrew M. - 2021
psychological distress, measured by the General Health Questionnaire (GHQ), before (Waves 9 and the Interim 2019 Wave) and during … the first wave of the COVID-19 pandemic (April to July 2020). Based on a caseness measure, the prevalence of psychological … distress increased from 18.5% to 27.7% between the 2019 Wave and April 2020 with some reversion to earlier levels in subsequent …