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Table 4 Multivariable analysis of risk factors for postoperative AL in rectal surgery

From: Risk factors for anastomotic leakage and its impact on long-term survival in left-sided colorectal cancer surgery

  Risk factor Odds ratio 95% CI p value
Gender Male 2.403 1.204–4.797 0.004
Age   0.994 0.962–1.026 0.307
BMI > 30 0.858 0.389–1.894 0.495
ASA III–IV 1.346 0.635–2.854 0.156
CCI > 5 1.720 0.759–3.898 0.025
Diabetes mellitus Yes 1.297 0.478–3.522 0.155
Ischemic heart disease Yes 0.933 0.250–3.487 0.303
Cerebrovascular disease Yes 1.090 0.185–6.432 0.644
Surgery type Palliative 0.606 0.059–6.273 0.980
Neoadjuvant treatment Yes 1.430 0.645–3.170 0.260
Anastomosis type Stapled 1.310 0.125–13.727 0.809
Ligation of IMA High 2.345 0.939–5.856 0.167
Air-water test No 1.339 0.529–3.392 0.350
Ileostomy No 0.884 0.405–1.930 0.749
Simultaneous operation Yes 1.188 0.436–3.237 0.450
T stage T3–4 2.250 1.052–4.815 0.017
Approach of surgery Open 0.633 0.316–1.269 0.186
Anastomosis level from anal verge < 5 3.286 0.933–11.569 0.064
Anastomosis level from anal verge 5–12 2.629 0.636–10.868 0.182
  1. BMI body mass index, ASA American Society of Anesthesiologists classification score, CCI Charlson comorbidity index score, IMA inferior mesenteric artery, AL anastomotic leakage