Table 3.

Postoperative complication and morbidity data on the two patient groups

Valuables	Group A (n = 117)	Group B (n = 96)	P value
Early death (%)	6 (5.1)	5 (5.2)	0.776
Low cardiac output syndrome (%)	1 (0.8)	0 (0.0)	0.921
Re-thoratomy for hemaostsis (%)	1 (0.8)	2 (2.1)	0.863
Pericardial drainage volume in 24 h after surgery (mL)	500 (350, 600)	350 (250, 575)	0.668
Mechanical ventilation (h)	52.0 (44.0, 85.0)	55.0 (41.0, 83.0)	0.747
Intensive care in ICU (d)	4.0 (32.0, 73.0)	4.0 (29.0, 71.0)	0.256
Hospitalization time (d)	17 (15, 24)	18 (14, 21)	0.403
Gastrointestinal hemorrhage (%)	1 (0.8)	4 (4.2)	0.257
Acute kidney failure (%)	4 (3.4)	4 (4.2)	0.939
Acute liver failure (%)	0 (0.0)	0 (0.0)	N/A
Sepsis (%)	1 (0.8)	3 (3.1)	0.479
Transient neurological complications (%)	7 (6.0)	5 (5.2)	0.935
Permanent neurological complications (%)	0 (0.0)	2 (2.1)	0.393
Spinal cord injury (%)	0 (0.0)	0 (0.0)	N/A

Continuous variables were present as median (Q25, Q75) or mean ± SD. Chi-square test for categorical variables and t test or wilcoxon rank sum test for continuous variables