Does Intraoperative Ulinastatin Improve Postoperative Clinical Outcomes in Patients Undergoing Cardiac Surgery: A Meta-Analysis of Randomized Controlled Trials

Table 3

Incidence of early-postoperative complications for included trials.

Study	Group	Complications (cases)
		Myocardial infarction	Wound infection	Excessive bleeding	Respiratory failure	Renal failure
Chong et al., 2013 [36]	U	0	1	1		0
	C	1	1	2		1
Nakanishi et al., 2006 [29]	U	1
	C	1
Ren et al., 2003 [24]	U			0
	C			1
Tu and Ming, 2011 [32]	U				0
	C				1
Zhang and Qin, 2012 [27]	U	3
	C	6
Song et al., 2013 [35]	U	2			7	4
	C	5			3	4

U: ulinastatin group, C: control group.