| Initial respiratory support | CPAP | HFNO |
| Number of cases | 27 | 25 |
| Median Age (IQR) | 63(54,77) | 70(58,79) |
| Mortality | 43% | 48% |
| Subsequent trial of alternative non-invasive respiratory support | 56%(n=15) | 12%(n=3) |
| Required invasive ventilation | 36%(n=10) | 28%(n=7) |
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