Table 1.
Baseline characteristics of patients in the HFNC and COT groups.
| Variables | HFNC group (n = 16) | COT group (n = 20) | P value |
|---|---|---|---|
| Female, sex, n (%) | 10 (62.5%) | 12 (60%) | 0.515 |
| Age (year) | 43.3 ± 10.6 | 37.5 ± 8.4 | 0.08 |
| Median ± SD | |||
| Medical history of asthma (year) | 6.38 ± 1.28 | 5.95 ± 1.36 | 0.33 |
| Venous blood gas before the trial | |||
| pH | 7.30 ± 0.12 | 7.25 ± 0.58 | 0.35 |
| PCO2 | 51.20 ± 8.75 | 48.71 ± 3.32 | 0.24 |
| PO2 | 54.45 ± 6.86 | 52.68 ± 8.42 | 0.50 |
| HR | 134.0 ± 11.32 | 138.32 ± 17.54 | 0.40 |
| RR | 32.71 ± 2.40 | 34.54 ± 4.34 | 0.11 |
| Treatments before the trial | |||
| Oxygen in hospital, n (%) | 16 (100%) | 19 (95%) | 0.55 |
| Corticosteroids | 16 (100%) | 19 (95%) | 0.55 |