Table 1.
Characteristics of eight patients with COVID-19 who were treated with high-flow nasal cannula.
| Characteristic | Patient | |||||||
|---|---|---|---|---|---|---|---|---|
| 1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
|
| Gender | M | M | F | M | F | M | M | F |
| Age(y) | 88 | 57 | 47 | 47 | 65 | 40 | 91 | 56 |
| Complication | Hypertension, multiple cerebral infarction, chronic renal insufficiency, gastrointestinal bleeding | Type 2 diabetes | Type 2 diabetes | Hypertension | Type 2 diabetes mellitus, rheumatoid arthritis, Sjogren's syndrome | No | Hypertension, sequelae of cerebral infarction | Hypertension |
| PSI | 5 | 4 | 2 | 3 | 4 | 2 | 5 | 4 |
| HFNC usage time (d) | 6 | 6 | 9 | 6 | 9 | 7 | 11 | 5 |
| ROX index after HFNC treatment for 2 h | 7.07 | 6.86 | 8 | 5.16 | 5.52 | 12.1 | 7.03 | 5.9 |
| ROX index after HFNC treatment for 12 h | 8.16 | 9.24 | 10.25 | 6.03 | 7.89 | 12.6 | 8.23 | 6.72 |
| SPO2(%) before HFNC | 88 | 88 | 85 | 90 | 85 | 92 | 84 | 90 |
| SPO2(%) after HFNC | 98 | 96 | 95 | 99 | 95 | 97 | 95 | 98 |
| Oxygenation index before HFNC (mmHg) | 223 | 285 | 312 | 273 | 226 | 360 | 185 | 215 |
| Oxygenation index after HFNC (mmHg) | 363 | 352 | 282 | 335 | 320 | 445 | 280 | 290 |
| Oxygen flow rate (L/min) | 50 | 50 | 40 | 50 | 60 | 50 | 40 | 60 |
Note: M, male; F, female; PSI, pneumonia severity index; HFNC, high-flow nasal cannula; SPO2, oxygen saturation.