inclusion criteria: - confirmed sars-cov-2 (covid-19) requiring intensive care and - use of advanced respiratory support as invasive mechanical ventilation or non-invasive ventilation or continuous use of continuous positive airway pressure (cpap) for hypoxia or oxygen supplementation with an oxygen flow of at least 10 l/min independent of delivery system and rrt (continuous or intermittent) -or ecmo

inclusion criteria: - confirmed sars-cov-2 (covid-19) requiring intensive care and - use of advanced respiratory support as invasive mechanical ventilation or non-invasive ventilation or continuous use of continuous positive airway pressure (cpap) for hypoxia or oxygen supplementation with an oxygen flow of at least 10 l/min independent of delivery system and rrt (continuous or intermittent) -or ecmo