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Table 2 Relationship between preoperative variables and conversion to open surgery

From: Laparoscopic surgery for diverticular colovesical fistula: single-center experience of 11 cases

 

N

COS

OR [95% CI]

Age (years)

 < 60

6

1 (17%)

2.97

60 ≦

5

2 (40%)

[0.11–235]

Sex

 Male

10

3 (30%)

0

 Female

1

0

[0–104]

BMI (kg/m2)

 < 25

7

3 (43%)

0

 25 <

4

0

[0–4.16]

WBC (/µL)

 < 8000

6

2 (33%)

0.53

 8000 <

5

1 (20%)

[0.007–14.5]

CRP (mg/dL)

 < 1.0

8

3 (38%)

0

 1.0 <

3

0

[0–7.13]

Fistula location on bladder

 Superior

8

0

N/A

 Posterior

3

3 (100%)

Patency of rectovesical pouch

 Yes

6

0

N/A

 No

5

3 (60%)

eCA (mm2)

 < 500

6

0

N/A

 500 ≤

5

3 (60%)

  1. COS conversion to open surgery, OR odds ratio, CI confidential interval, BMI body mass index, WBC white blood cell, CRP C–reactive protein, eCA estimated contact area between sigmoid colon and bladder, N/A not available