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Table 2 Multivariate and Univariate logistic regression analysis of patients with Incisional Infection after right hemicolectomy in the training cohort

From: Machine learning model predicting factors for incisional infection following right hemicolectomy for colon cancer

  

Univariate analysis

Multivariate analysis

Variables

 

P

OR

95% CI

P

OR

95% CI

Gender

Male/Female

0.117

1.154

0.871–1.577

   

Age

> 60 y/≤60 y

0.582

1.174

0.799–1.633

   

BMI (kg/m2)

> 25/≤ 25

0.177

1.631

0.912–2.270

   

ASA

II/I

0.018

1.179

1.071–1.436

0.028

1.081

1.033–1.204

Preoperative chemotherapy

Yes/No

0.042

2.188

1.094–3.853

0.133

1.923

0.825–2.346

Preoperative radiotherapy

Yes/No

0.264

3.625

0.761–6.809

   

Operation time

> 180 m/≤180 m

0.022

2.113

1.561–3.455

< 0.001

1.823

1.430–2.150

lymphadenectomy

CME/D3/D2

0.132

1.241

0.855–1.516

   

ALB

> 25 g/L/≤25 g/L

0.046

0.713

0.419–0.954

0.022

0.854

0.517–0.984

Tumor size

Per 1 cm

0.461

1.076

0.755–1.389

   

T stage

T4/T3/T2/T1

0.231

1.088

0.799–1.232

   

N stage

N2/N1/N0

0.813

1.561

0.781–3.362

   

Surgical approach

Open/Laparoscopy

0.001

1.685

1.351–2.288

< 0.001

1.780

1.378–2.355

Anastomotic technique

Extracorporeal/ Intracorporeal

0.546

1.132

0.764–1.659

   

Sutures used at closure

P/No-P

0.001

0.751

0.487–0.873

< 0.001

0.710

0.455–0.912

Diabetes

Yes/No

0.261

1.315

0.846–1.649

   

Immunodeficiencies

Yes/No

0.305

1.143

0.795–1.752

   
  1. Abbreviations BMI: Body Mass Index; ASA: American Society of Anesthesiologists; LARS: Low anterior resection syndrome; ALB: Albumin; CI: confidence interval; §: Distance from the anus; #: Post-operative chemotherapy