How epidemiological findings help to understand the corona virus

Since the beginning of November, Germany is in lockdown light - are the restrictions too light? André Karch, Deputy Director of the Institute of Epidemiology and Social Medicine and Head of Clinical Epidemiology at Münster University, evaluates the current security measures to contain the pandemic. He also explains how epidemiological findings and models can provide clues to the spread of the virus, which statistical indicators are currently important and which new ideas such as contact diaries or the targeted isolation of risk groups are useful.