Surgical and non-surgical risk factors affecting the insufficiency of ileocolic anastomosis after first-time surgery in Crohn’s disease patients

Table 1 Potential surgical and non-surgical risk factors of anastomosis insufficiency after first-time ileocolic resection in Crohn’s disease patients

Surgical risk factors	Non-surgical risk factors
Stapler length	Duration of CD before surgery
Postsurgical complications	Biological treatment before surgery
Obstruction > 3 days	Malnutrition before surgery (BMI < 20)
Anastomotic bleeding
Anastomotic (micro) leakage1

¹Defined as increased inflammatory markers and pathological discharge from the drain or confirmed in computed tomography.

CD: Crohn's disease; BMI: Body mass index.