Table 2
Peak inspiratory pressure, expired tidal volume, and leakage from the face mask for each participant group, device, and mask
| Mean PIP (cm H2O) | VTE(mask) (ml) | Leakage from face mask (% of VTI(mask)) | |
|---|---|---|---|
| Data are mean (SD). | |||
| PIP, Peak inspiratory pressure; VTE(mask), expiratory tidal volume at the mask; VTI(mask), inspiratory tidal volume at the mask. | |||
| Overall (n = 136) | 26.4 (2.6) | 7.6 (4.9) | 64.6 (33.1) |
| Participant groups | |||
| Consultants (n = 28) | 26.0 (1.8) | 8.2 (4.4) | 62.2 (34.0) |
| Fellows (n = 40) | 26.2 (1.3) | 7.5 (5.1) | 59.1 (35.2) |
| Residents (n = 32) | 27.1 (5.0) | 6.2 (5.4) | 81.4 (22.9) |
| Nurses (n = 36) | 26.3 (1.7) | 8.6 (4.5) | 58.7 (33.6) |
| Device | |||
| Laerdal (n = 68) | 26.3 (3.4) | 10.2 (3.6) | 56.2 (31.8) |
| Neopuff (n = 68) | 26.5 (2.2) | 5.1 (4.8) | 73.5 (32.1) |
| Mask | |||
| Round (n = 68) | 26.5 (2.9) | 7.5 (5.0) | 69.6 (30.1) |
| Anatomical (n = 68) | 26.3 (2.8) | 7.8 (4.9) | 60.2 (35.2) |
