TABLE 1.
Demographic and clinical characteristics of patients given high‐flow nasal cannula oxygen therapy and details concerning with respiratory therapy.
| All patients N = 171 | |
|---|---|
| Demographic characteristics | |
| Sex (male) | 121(70.8%) |
| Median age | 66.0 [58.0;75.0] |
| Median body mass index (kg/m2) | 28.1 [25.1;31.2] |
| Active smoking | 9 (5.26%) |
| Alcohol abuse | 25 (14.6%) |
| Comorbidities | |
| Hypertension | 75 (43.9%) |
| Dyslipidaemia | 72 (42.1%) |
| Diabetes mellitus | 44 (25.7%) |
| Heart disease | 26 (15.2%) |
| Lung disease | 32 (18.7%) |
| Kidney disease | 21 (12.3%) |
| Liver disease | 15 (8.77%) |
| Clinical characteristics assessed in the emergency department | |
| Systolic blood pressure (mmHg) | 128 [115;142] |
| Diastolic blood pressure (mmHg) | 74.7 (11.6) |
| Body temperature (°C) | 37.1 (0.92) |
| Respiratory rate (rpm) | 16.0 [16.0;22.0] |
| Heart rate (lpm) | 90.0 [80.0;101] |
| Mean oxygen saturation (%) | 93.5 [90.0;96.0] |
| Blood test results | |
| Creatinine (mg/dL) | 0.84 [0.69;1.07] |
| C‐reactive protein (mg/L) | 98.1 [55.5;155] |
| Procalcitonin (ng/mL) | 0.11 [0.06;0.24] |
| Lactate dehydrogenase (U/L) | 375 [307;461] |
| Ferritin (ng/mL) | 995 [526;1664] |
| Hospital stay (days) | 17 [12.0;27.0] |
| CALL score | 10 [8.00;12.0] |
| Death | 47 (27.5%) |
| Treatment duration (days) | 7.00 [4.00;10.5] |
| Ratio PO2/FiO2 | 128 [90.0;154] |
| <100 | 52 (30.4%) |
| ≥100 | 119 (69.6%) |
| Time to initiation of therapy from admission (days) | 3.00 [1.00;5.00] |
| Time to initiation of therapy from onset of symptoms (days) | 10.0 [7.00;12.0] |
Note: Data are expressed as mean (SD), median and interquartile range (IQR) and N (%).