Table 5.

Perioperative parameters in patients with and without PE

	PE (n = 4)	Non-PE (n = 145)	P-value
Duration of operation (min)	216.8 (151.2–282.3)	169.5 (164.4–174.6)	0.25
Duration of anesthesia (min)	322.8 (261.1–384.4)	275.7 (270.2–281.2)	0.23
In–out balance (mL)
Operative day	−132.5 (−581.9–316.9)	8.6 (−268.7 to −49.8)	0.59
POD1	648.3 (43.1–1253.4)	478.3 (373.1–583.6)	0.63
2	479.5 (−146.8–1105.8)	28.4 (−103.8–160.6)	0.24
3	309.0 (−877.6–1495.6)	−441.1 (−591.2 to −290.9)	0.31
Total of POD1-3	1304.3 (−464.2–3072.7)	84.9 (−169.7–339.5)	0.27
P/F at POD1 (mmHg)	223 (200.6–244.4)	361 (348.5–372.5)	0.0001*

Data are expressed as mean (95% confidence interval).

^*Welch’s t-test was used for differences in mean value. PE: pulmonary edema, POD: postoperative day, P/F: PaO₂/FIO₂.