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Table 5 Comparison of complications according to different grade of AAST grade ≥ III

From: The necessity of abdominal drainage for patients with complicated appendicitis undergoing laparoscopic appendectomy: a retrospective cohort study

 

AAST V

AAST IV/V

AAST III/IV/V

-drainage (N = 51)

 + drainage (N = 68)

P value

-drainage (N = 131)

 + drainage (N = 140)

P value

-drainage (N = 177)

 + drainage (N = 171)

P value

All complication, n (%)

  

0.4007

  

0.0129

  

0.0004

Yes

15 (29.41)

25 (36.76)

 

28 (21.37)

49 (35.00)

 

34 (19.21)

62 (36.26)

 

No

36 (70.59)

43 (63.24)

 

103 (78.63)

91 (65.00)

 

143 (80.79)

109 (63.74)

 

Clavien–Dindo classification, n (%)

  

0.4142

  

0.7735

  

0.8847

I/II

13 (86.67)

19 (76.00)

 

23 (82.14)

38 (77.55)

 

27 (79.41)

50 (80.65)

 

III/IV

2 (13.33)

6 (24.00)

 

5 (17.86)

11 (22.45)

 

7 (20.59)

12 (19.35)

 

Wound infection, n (%)

  

0.9382

  

0.8414

  

0.6539

Yes

7 (13.73)

9 (13.24)

 

16 (12.21)

16 (11.43)

 

20 (11.30)

22 (12.87)

 

No

44 (86.27)

59 (86.76)

 

115 (87.79)

124 (88.57)

 

157 (88.70)

149 (87.13)

 

Intra-abdominal abscess, n (%)

  

 > 0.9999

  

0.7507

  

 > 0.9999

Yes

3 (5.88)

3 (4.41)

 

4 (3.05)

6 (4.29)

 

5 (2.82)

7 (4.09)

 

No

48 (94.12)

65 (95.59)

 

127 (96.95)

134 (95.71)

 

172 (97.18)

164 (95.91)

 

Ileus, n (%)

  

0.4253

  

0.0271

  

0.0013

Yes

5 (9.80)

10 (14.71)

 

8 (6.11)

20 (14.29)

 

10 (5.65)

28 (16.37)

 

No

46 (90.20)

58 (85.29)

 

123 (93.89)

120 (85.71)

 

167 (94.35)

143 (83.63)

 
  1. AAST, The American Association for the Surgery of Trauma