Fig. 1  Results on the psychological impact of the spread of COVID-19 from 10 March to 24 March 2020. (a) and (b) show self-reported levels of anxiety and depression as measured using standardized instruments (GAD-7 and PHQ-2), as well as COVID-19-related fear, trust in government interventions, and safety-related behavior (e.g. stockpiling groceries) on a seven-point Likert scale over time.