Psychological responses to the COVID-19 pandemic: 2.5 year follow-up of the COVID-19 Psychological Research Consortium (C19PRC) Study (March 2020 – July 2022)

The COVID-19 Psychological Research Consortium Study (C19PRC Study) aims to assess and monitor the psychological and social impact of the coronavirus (COVID-19) pandemic in the general population, using longitudinal surveys and mixed-methods studies in multiple countries. This pre-registration document outlines a set of research questions, and expected results, for data collected on mental health difficulties (clinically relevant anxiety-depression and COVID-19 related traumatic stress) across eight C19PRC-UK study waves.