From: Lung anatomy, energy load, and ventilator-induced lung injury
End-inspiratory volumes/inspiratory capacity | |||||||||
---|---|---|---|---|---|---|---|---|---|
Below | Within | Above | |||||||
First | Last | P | First | Last | P | First | Last | P | |
No. | 29 | 38 | 9 | ||||||
Lung weight (g) | 308 [287–350] | 253 [220–275] | 0.057 | 317 [294–349] | 483 [301–655] | <0.001 | 325 [287–340] | 242 [220–430] | 0.820 |
PaCO2 (mmHg) | 38.0 [34.0–43.0] | 30.0 [26.0–40.0] | 0.005 | 39.5 [36.0–43.0] | 46.5 [39.0–56.0] | 0.002 | 35.8 [34–41.7] | 40.8 [35.0–48.8] | 0.056 |
PaO2 (mmHg) | 234.5 ± 46.0 | 202.6 ± 58.4 | 0.020 | 229.0 ± 40.3 | 133.3 ± 75.1 | <0.001 | 243.7 ± 27.8 | 178.8 ± 83.9 | 0.061 |
Ers (cmH2O/L | 32.9 [29.8–38.8] | 43.7 [35.6–53.2] | <0.001 | 33.3 [29.4–45.3] | 51.0 [42.8–61.6] | 0.005 | 42.3 [34.9–47.4] | 52.9 [41.8–56.8] | 0.292 |
Ecw (cmH2O/L) | 17.9 [14.5–20.2] | 15.9 [14.8–19.8] | 0.270 | 16.4 [13.5–19.0] | 15.9 [14.3–19.4] | 1.00 | 14.2 [13.0–19.3] | 14.1 [13.7–17.8] | 0.808 |
El (cmH2O/L) | 15.4 [12.3–22.3] | 27.4 [20.2–39.3] | <0.001 | 19.2 [14.0–30.9] | 33.0 [25.9–43.5] | 0.018 | 28.1 [27.6–29.8] | 42.7 [35.6–44.6] | 0.159 |
IL-6 (pg/mL) | 10.0 [10.0–54.0] | 10.0 [10.0–80.0] | 1.00 | 16.5 [10.0–39.0] | 185.5 [12.0–449.0] | <0.001 | 10.4 [5.3–14.3] | 14.3 [5.2–694.0] | 0.500 |