Table 1.
Summary of survey rounds
| Domains | Number of questions* | Number of questions with consensus** | |||
|---|---|---|---|---|---|
| Round 1 | Round 2 | Round 1 | Round 2 | Cumulative | |
| Anatomy and physiology | 14 | 8 | 3/10 | 3/5 | 6/15 |
| Transducer settings | 15 | 5 | 7/10 | 5/5 | 12/15 |
| Technique | 15 | 12 | 2/6 | 3/8 | 5/14 |
| Ventilator impact | 10 | 2 | 7/10 | 1/2 | 8/12 |
| Learning and expertise | 11 | 1 | 2/2 | 1/1 | 3/3 |
| Daily practice | 19 | 1 | 12/15 | 0/1 | 12/16 |
| Future directions | 4 | 0 | N.A | N.A | N.A |
| Total | 88 | 29 | 33/53 | 13/22 | 46/75 |
N.A. not applicable (no questions aimed at reaching consensus were included)
*Questions: Includes statements and open-ended questions to gather viewpoints and arguments
**Consensus: Does not include statements and open-ended questions to gather viewpoints and arguments, Consensus was achieved with > 68% (≥ 10 respondents) agreement