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Table 3 Secondary outcomes

From: Predictors of morbidity in revisional bariatric surgery and bariatric emergencies at an MBSAQIP-accredited community hospital

Secondary outcomes:

Revision (N = 53)

Emergency (N = 61)

p value

Intraoperative time (min)*

149.51 (66.80)

89.44 (45.24)

 < 0.05

EBL

83.21 (199.43)

35.57 (36.46)

0.09517

Length of stay (days)

4.84 (7.39)

6.52 (8.29)

0.2616

Post-op BMI (kg/m2)

31.91 (7.96)

31.86 (7.65)

0.9705

Change in BMI (BMI points)*

− 4.86(5.78)

− 2.63 (6.07)

 < 0.05

 

N

%

N

%

 

Conversion to open

1

1.89

6

9.84

0.1199

Post op superficial SSI*

3

5.66

13

21.31

 < 0.05

Post op intra-abdominal hemorrhage/staple line bleeding

3

5.66

2

3.28

0.6622

Post op GI bleeding

1

1.89

1

1.64

1

Post op abdominal wall seroma *

1

1.89

18

29.51

 < 0.05

Post op abdominal wall hematoma

2

3.77

5

8.20

0.4468

Unexpected return to OR within 30 days

8

15.09

6

9.84

0.3936

Expected (staged) return to OR within 30 days

2

3.77

4

6.56

0.6839

Post-op SBO

3

5.66

5

8.20

0.7223

Post-op hollow viscus perforation

4

7.55

1

1.64

0.1817

Post-op endoscopy

16

30.19

13

21.31

0.2777

Anastomotic or staple line leak

1

1.89

1

1.64

1

Stricture requiring OR

2

3.77

1

1.64

1

Post op marginal ulcers

14

26.42

8

13.11

0.07269

Stricture requiring endoscopic balloon dilation *

8

15.09

0

0.00

0.00165

Post-op intra-abdominal abscess

9

16.98

10

16.39

0.9331

Readmission within 30 days

10

18.87

10

16.39

0.729

ED visits within 30 days

15

28.30

17

27.87

0.9591

Infusion center visit for dehydration

5

9.43

4

6.56

0.7312

Post-op DVT/PE

1

1.89

2

3.28

1

C diff colitis

5

9.43

4

6.56

0.7312

Toxic megacolon

1

1.89

1

1.64

1

Post-op MI

2

3.77

1

1.64

0.5967

Post-op pneumonia

3

5.66

7

11.48

0.3342

Post-op AKI

6

11.32

14

22.95

0.1034

Subsequent surgery > 30 days

11

20.75

14

22.95

0.7774

  1. The values in bold characters correspond to statisfically significant differences with a p value < 0.05 according to biostatistical standards