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Patient demographics
| Patient characteristics | N=15 |
| Gender: female/male, n (%) | 3 (20)/12 (80) |
| Median age | 59 (range 53–75) |
| Median PaO2:FiO2 | 122 (83–240) |
| Median BMI | 28.7 (range 23–45) |
| Normal weight (18.5<BMI≤24.9), n (%) | 2 (13.3) |
| Overweight (25<BMI≤29.9), n (%) | 5 (33.3) |
| Obese (BMI ≥30), n (%) | 3 (20) |
| NA, n (%) | 5 (33.3) |
| Intubated, n (%) | 8 (53.3) |
| Not intubated, n (%) | 7 (46.7) |
| Deaths, n (%) | 5 (33.3) |
BMI, body mass index; FiO2, fractional inspired oxygen; PaO2, arterial oxygen pressure.
