In univariate analysis, there was a trend for PPOI to be more frequent in older patients ( p value 0.051), with preoperative anemia ( p value 0.117), after hand-sewn anastomosis ( p value 0.124) and reoperation ( p value 0.088), but these differences did not reach statistical significance.
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Risk factors for upper and lower type prolonged postoperative ileus following surgery for Crohn's disease.
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