Impact of perioperative transfusion in patients undergoing resection of colorectal cancer liver metastases: A population-based study

Table 3 Characteristics of patients stratified by postoperative complications

	Total	No transfusion	Perioperative transfusion
	n = 2018	n = 1538	n = 480
Overall postoperative complications	338 (16.67)	229 (11.31)	109 (5.36)
Infection	108 (5.36)	67 (3.31)	41 (2.05)
Intra-abdominal abscess	45 (2.19)	27 (1.30)	18 (0.89)
Infected post-operative seroma	5 (0.26)	4 (0.22)	1 (0.05)
Wound dehiscence	27 (1.31)	21 (1.02)	6 (0.29)
UTI	32 (1.59)	26 (1.29)	6 (0.30)
Pulmonary complications	41 (2.05)	21 (1.04)	20 (1.00)
DVT	26 (1.29)	18 (0.90)	8 (0.39)
Postoperative myocardial infarction	58 (2.88)	42 (2.10)	16 (0.78)
Sepsis	30 (1.44)	23 (1.09)	7 (0.34)
Ascites	65 (3.20)	43 (2.13)	22 (1.07)
Acute liver failure	14 (0.70)	10 (0.49)	4 (0.21)
Other digestive system complications	17 (0.81)	14 (0.67)	3 (0.14)

Data are presented as unweighted counts (weighted proportion). Percentages may not add up to 100% due to missing data. DVT: Deep vein thrombosis; UTI: Urinary tract infection.