Table 1 Patient characteristics, duration of surgery, intravenous fluid administration and predicted vs. baseline Vital Capacity (VC), forced expiratory Volume in 1 s (FEV1) and Oxygen Saturation (SO2) in patients under flow controlled vs. (FCV) pressure controlled ventilation (PCV) (mean; 95% Confidence Interval or Standard Deviation)
FCV (n = 20) | PCV (n = 56) | p-value | |
|---|---|---|---|
Height (cm; SD) | 177 (6) | 178 (7) | 0.4008 |
Weight (kg; SD) | 85 (13) | 86 (12) | 0.5760 |
Age (y; SD) | 65 (7) | 67 (7) | 0.3447 |
BMI (SD) | 27.2 (3.8) | 27.4 (3.5) | 0.9141 |
Vcpred. (l; CI) | 4.15 (3.86–4.44) | 4.31 (4.17–4.45) | 0.3045 |
VCbase. (l; CI) | 4.52 (4.15–4.89) | 4.55 (4.37–4.73) | 0.8615 |
FEV1pred. (l; CI) | 3.13 (2.94–3.32) | 3.29 (3.16–3.42) | 0.1616 |
FEV1base. (l; CI) | 3.39 (3.08–3.70) | 3.38 (3.23–3.54) | 0.9601 |
Surgery (min; CI) | 195 (177–213) | 210 (198–222) | 0.1935 |
i.v. Fluid (ml; CI) | 1840 (1675–2005) | 2018 (1899–2136) | 0.2471 |
SO2 (%; CI) | 97 (96.8–97.8) | 96 (95.7–96.7) | 0.1664 |