Table 2.

Perioperative characteristics and laboratory results of the patients underwent surgery

Variables	Non-PE group (N = 126)	PE group (N = 63)	P-value
Operation time (h)	2.95 (2–3.5)	3.0 (2–4)	0.119
Intraoperative hypotension time (h)	0.00 (0.00, 0.50)	0.50 (0.00, 1.42)	0.003
Blood loss (ml)	100.00 (50.00, 200.00)	200.00 (100.00, 300.00)	0.006
Vasoactive drugs [No. (%)]	24 (19.05)	19 (30.16)	0.086
Arrhythmia [No. (%)]	3 (2.38)	2 (3.17)	0.749
Same day fluid volume (ml)	3716 (3046-4384)	3739 (3199-4375)	0.840
Same day fluid volume (ml/kg/h)	2.66 (2.18–3.32)	2.43 (2.07–2.98)	0.105
Same day Fluid balance (ml)	1765 (1302-2347)	1583 (906–2250)	0.193
Same day Fluid balance (ml/kg/h)	1.25 (0.93–1.67)	1.08 (0.56–1.54)	0.033
POD1 Fluid volume (ml)	2877.5 (2281.5-3289)	2678 (2200-3217)	0.495
POD1 Fluid volume (ml/kg/h)	1.94 (1.58–2.40)	1.67 (1.45–2.17)	0.019
POD1 Fluid balance (ml)	596 (99–1274.5)	576 (− 210–1154)	0.345
POD1 Fluid balance (ml/kg/h)	0.44 (0.06–0.96)	0.33 (−0.12–0.79)	0.216
Open surgery [No. (%)]	44 (34.92)	29 (46.03)	0.139
Transfusion [No. (%)]	9 (7.14)	13 (20.63)	0.006
Severe infection [No. (%)]	1 (0.79)	19 (30.16)	< 0.001
Postoperative atrial fibrillation [No. (%)]	1 (0.79)	4 (6.35)	0.025
Postoperative mechanical prophylaxis [No. (%)]	125 (99.21)	53 (84.13)	0.000
Postoperative anticoagulative agent [No. (%)]	81 (64.29)	28 (44.44)	0.009

POD postoperative day