Patient demographics
| BPAT positive | BPAT negative | |
|---|---|---|
| Number, n | 27 | 38 |
| Gender | ||
| Female, n | 14 | 21 |
| Male, n | 13 | 17 |
| Age, years, mean (standard deviation) | 54.1 (13.7) | 50.4 (14.2) |
| Ethnicity | ||
| White, n | 8 | 9 |
| Black, n | 1 | 7 |
| Asian, n | 1 | 8 |
| Mixed/other, n | 1 | 0 |
| Not stated, n | 16 | 14 |
| Recovery period, weeks, mean (standard deviation) | 16.8 (5.7) | 14.7 (3.6) |
| Severity of acute COVID-19 | ||
| Severe (requiring hospitalisation with ICU admission and/or CPAP and/or HFNO), n | 6 | 9 |
| Moderate (requiring hospitalisation but not higher-level respiratory support), n | 5 | 15 |
| Mild (not requiring hospitalisation), n | 16 | 14 |
CPAP = continuous positive airway pressure; HFNO = high-flow nasal oxygen; ICU = intensive care unit.