To: Factors associated with mortality in mechanically ventilated patients with severe acute respiratory syndrome due to COVID-19 evolution - Critical Care Science (CCS)

To: Factors associated with mortality in mechanically ventilated patients with severe acute respiratory syndrome due to COVID-19 evolution |

To the Editor

Oliveira et al. evaluated the factors associated with mortality in adult patients on mechanical ventilation (MV) with acute respiratory distress syndrome (ARDS) due to coronavirus disease 2019 (COVID-19) in a retrospective multicenter cohort of 425 patients in Brazil.⁽⁾ One of the strengths of this study is the selected population, although I would like to make a few comments.

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