Table 2.
Position and method for preoxygenation.
| Question | Number | Percentage |
|---|---|---|
| Position for preoxygenation | ||
| Routine supine position | 301 | 100% |
| Routine ramped position | 0 | 0 |
| Ramped position for patients with impaired FRC, e.g., obese or late-term pregnancy | 63 | 21% |
| How to preoxygenate | ||
| Nasal tube | 2 | 1% |
| Face mask | 19 | 6% |
| Manual ventilation | 169 | 56% |
| NIPPV | 103 | 34% |
| HFNO | 8 | 3% |
Abbreviations: FRC: functional residual capacity; NIPPV: noninvasive positive pressure ventilation; HFNO: high-flow nasal cannula oxygen therapy.