Table 2.

Postoperative complications and mortality.

	Group1 (n = 101)	Group2 (n = 87)	Group3 (n = 20)	p value
Postoperative complications	47	53	16	0.01
Infectious	39	44	15	0.008
Pneumonia	38	43	14	0.019
Wound infection	2	1	1	0.527
Non-infectious	11	15	4	0.353
Anastomotic fistula	6	6	2	0.801
Arrhythmia	5	9	2	0.353
Mortality	0	0	1	0.096