Meta-analysis study selection
| Outcome | Study | Included (yes/no) | Explanation |
| Death | Cam (2002)11 | No | Non-comparable age group, non-comparable case definition (dengue) |
| Christi (2015) | Yes | ||
| Lal (2018)13 | No | Non-comparable age group, outcome not reported | |
| McCollum (2019)14 | Yes | ||
| Morales (2004)17 | No | Non-comparable age group, non-comparable control group (invasive mechanical ventilation) | |
| Wilson (2013)15 | No | Non-comparable age group, non-comparable study design (all participants received CPAP intervention) | |
| Wilson (2017)16 | Yes | ||
| Treatment failure | Cam (2002)11 | No | Non-comparable age group, non-comparable case definition (dengue) |
| Christi (2015) | Yes | ||
| Lal (2018)13 | No | Non-comparable age group, outcome not reported | |
| McCollum (2019)14 | No | Non-comparable outcome | |
| Morales (2004)17 | No | Non-comparable age group, non-comparable control group (invasive mechanical ventilation) | |
| Wilson (2013)15 | No | Non-comparable age group, non-comparable study design (all participants received CPAP intervention) | |
| Wilson (2017)16 | No | Outcome not reported | |
| Adverse events | Cam (2002)11 | No | Non-comparable age group, non-comparable case definition (dengue) |
| Christi (2015) | Yes | ||
| Lal (2018)13 | No | Non-comparable age group | |
| McCollum (2019)14 | Yes | ||
| Morales (2004)17 | No | Non-comparable age group, non-comparable control group (invasive mechanical ventilation) | |
| Wilson (2013)15 | No | Non-comparable age group, non-comparable study design (all participants received CPAP intervention) | |
| Wilson (2017)16 | Yes |
CPAP, continuous positive airway pressure.