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“Population, intervention, comparison, outcome and study design” (PICOS) approach for the selection of studies following systematic search
| Population | Adult patients with acute respiratory distress syndrome (ARDS) |
|---|---|
| Intervention | VV-ECMO |
| Comparison | Comparison with those treated with mechanical ventilation |
| Outcome | Health-related quality of life |
| Study design |
Prospective and retrospective cohort studies Randomized controlled trial |
