Region | Mode | Tidal ventilation (% of tidal volume) | Tidal recruitment (% of total lung volume) | Gas volume (% of contained gas) | Nonaerated lung tissue (% of total lung volume) |
---|---|---|---|---|---|
Nondependent | SB- | 46 ± 13 | 0.1 ± 0.2 | 56 ± 12 | 0.3 ± 0.6 |
SB+ | 33 ± 31 | 0.0 ± 0.2 | 56 ± 6 | 0.4 ± 0.7 | |
Dependent | SB- | 54 ± 13 | 1.7 ± 1.9 | 44 ± 12 | 13.8 ± 14.1 |
SB+ | 67 ± 31 | 0.5 ± 1.7 | 44 ± 6 | 8.6 ± 12.3 | |
Interaction, region × ventilatory mode | ns | ns | ns | ns |