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Table 2 Univariate and multivariate analyses for risk factors of EPSBO after right colectomy

From: Novel nomogram for predicting risk of early postoperative small bowel obstruction after right colectomy for cancer

   Univariate Multivariate
P OR (95% CI) P
Age (years)   0.552   
Gender Male or female 0.015 2.426 (1.191–4.941) 0.015
Anemia Present vs absent 0.120   
Preoperative obstruction Present vs absent 0.358   
Hypertension Present vs absent 0.779   
Diabetes Present vs absent 0.623   
BMI (kg/m2) > 25 vs ≤ 25 0.358   
Emergency operation Present vs absent 0.079 1.458 (0.548–3.883) 0.450
History of abdominal surgery Present vs absent 0.030 1.946 (0.858–4.413) 0.111
Neoadjuvant therapy Present vs absent 0.341   
ASA score 1 or 2 vs ≥ 3 0.676   
Type of surgery Standard vs extended 0.366   
Surgical medial boundary SMV vs SMA 0.349   
Surgical approach Open vs laparoscopy 0.014 2.181 (1.045–4.554) 0.038
Blood loss (ml)   0.389   
Operative time (min)   < 0.001 1.026 (1.010–1.043) 0.002
Tumor diameter (cm)   0.277   
Preoperative NLR   0.235   
Preoperative albumin   0.038 0.945 (0.888–1.006) 0.074
Preoperative CEA   0.382   
Pathological T stage T0–T2 vs T3–T4 0.105   
Pathological N stage N0 vs N1–N2 0.874   
Metastasis Present vs absent 0.919   
Anastomotic leakage Present vs absent 0.019 3.094 (1.142–8.377) 0.026
Incision infection Present vs absent 0.979