Mask leak and airway obstruction in infants intubated versus non-intubated at birth
| Intubated mean (SD) | Non-intubated mean (SD) | P value | |
| n | 15 | 10 | |
| Mean VTe (all breaths) | 6.4 (3.0) | 5.5 (1.5) | 0.40 |
| Number of breaths with leak | 14.2 (9.1) | 23.6 (15.5) | 0.07 |
| Mean VTe (mL) with leak | 3.3 (1.5) | 3.7 (1.1) | 0.46 |
| Number of breaths with obstruction | 23.0 (26.0) | 23.6 (12.8) | 0.95 |
| Mean VTe (mL) with obstruction | 1.7 (0.20) | 1.7 (0.19) | 0.63 |
VTe, tidal volume expired.