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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

 NCOSOR [95% CI]
Age (years)
 < 6061 (17%)2.97
60 52 (40%)[0.11–235]
Sex
 Male103 (30%)0
 Female10[0–104]
BMI (kg/m2)
 < 2573 (43%)0
 25 <40[0–4.16]
WBC (/µL)
 < 800062 (33%)0.53
 8000 <51 (20%)[0.007–14.5]
CRP (mg/dL)
 < 1.083 (38%)0
 1.0 <30[0–7.13]
Fistula location on bladder
 Superior80N/A
 Posterior33 (100%)
Patency of rectovesical pouch
 Yes60N/A
 No53 (60%)
eCA (mm2)
 < 50060N/A
 500 ≤53 (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
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