Table 2.
Characteristics of the population at ICU admission and during ICU stay.
| Overall population | n = 43 | |
|---|---|---|
| ICU admission | SAPS II, median (IQR) | 29 (22.5–37) |
| SOFA D1, median (IQR) | 2 (2–4) | |
| Respiratory ratea, median (IQR) | 24 (20–28) | |
| PaO2/FiO2, median (IQR) | 146 (100–189) | |
| At HFNC initiationb: Flow (L/min), median (IQR) | 50 (45–50) | |
| At HFNC initiationc: FiO2, median (IQR) | 0.6 (0.5–0.8) | |
| ICU stay | Hemodynamic failure, n (%) Kidney failure, n (%) |
13 (30) 7 (16) |
| Mechanical ventilation, n (%) | 14 (32) | |
| At HFNC initiation, after D2d: Flow (L/min), median (IQR) | 50 (50–50) | |
| At HFNC initiation, after D2d: FiO2, median (IQR) | 0.70 (0.5–0.75) |
ICU: Intensive Care Unit; SAPS II: Simplified Acute Physiology Score; SOFA: Sequential Organ Failure Assessment; HFNC: High Flow Nasal Cannula.
a
Data are available for 38 of 43 included patients.
b
Thirty-three (76%) of 43 included patients had HFNC at admission.
c
Five (12%) of 43 included patients had HFNC after D2.