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Table 4 Outcomes of interest reported in the 18 studies in patients receiving high or low ligation of the IMA

From: High ligation of the inferior mesenteric artery during sigmoid colon and rectal cancer surgery increases the risk of anastomotic leakage: a meta-analysis

Study

Year

Surgical treatment of IMA (no. of patients)

Anastomotic leakage (no. of patients)

Overall morbidity (%)

Postoperative mortality (%)

Lymph nodes harvested (mean)

Overall recurrence rate (%)

5-year survival rate (%)

High ligation

Low ligation

High ligation

Low ligation

High ligation

Low ligation

High ligation

Low ligation

High ligation

Low ligation

High ligation

Low ligation

High ligation

Low ligation

Corder AP

1992

91

52

12

6

          

Hall NR

1995

30

32

4

2

          

Komen N

2011

16

17

1

1

          

Sekimoto M

2011

27

45

0

1

          

Rutegard M

2012

818

1101

81

108

  

1.6

1.5

      

Hinoi T

2013

304

584

40

43

22.7

22.3

  

17.8

13.3

    

Yamamoto M

2014

91

120

2

2

      

16.5

15.0

91.2

90.0

Bostrm P

2015

334

388

41

41

  

2.7

1.8

      

Matsuda K

2015

51

49

8

5

35.3

20.4

    

1.96

2.0

  

Huang J

2016

87

29

7

1

          

Niu JW

2016

45

52

3

0

          

Rutegard M

2016

5

18

1

2

          

Yasuda K

2016

42

147

2

3

19.1

17.0

    

23.8

20.4

82.4

80.3

Zhang LY

2016

42

61

3

2

    

16.1

15.5

    

Zhang YD

2016

84

132

2

0

    

14.9

14.3

    

Guo YC

2017

29

28

3

1

          

Mihara Y

2017

117

745

9

35

53.0

38.5

  

16.21

17.71

    

Zhou JM

2018

52

52

2

0

5.8

9.6

  

16.9

24.9

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