Inclusion Criteria:  Patient is present in an ICU or in any other place of the hospital under the care of the critical care team on the day between 15th February 2020 and 15th June 2020 with the highest number of COVID-19 patients in the unit. The exact date can be decided by the local investigator. COVID-19 confirmed diagnosis through PCR or equivalent diagnostic technique  Exclusion Criteria:  Any of the following is regarded as a criterion for exclusion from the study: SARS-CoV2 positive without COVID-19