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Table 4 Uni- and multivariate analyses of factors associated with postoperative morbidity and mortality

From: Short-term and long-term outcomes of single-incision plus one-port laparoscopic surgery for colorectal cancer: a propensity-matched cohort study with conventional laparoscopic surgery

Factors

Univariate

 

Multivariate

OR†

95% CI

p

 

OR†

95% CI

p

Surgical procedure

       

 CLS

1

   

1

  

 SILS + 1

0.64

0.67–1.12

0.12

 

0.60

0.34–1.05

0.07

Age

       

 < 65 years

1

      

 ≥ 65 years

1.25

0.75–2.07

0.39

    

Gender

       

 Female

1

   

1

  

 Male

1.65

0.96–2.82

0.07

 

1.61

0.93–2.78

0.10

BMI (kg/m2)

       

 < 24

1

   

1

  

 ≥ 24

1.56

0.96–2.55

0.08

 

1.53

0.93–2.78

0.09

ASA score

  

0.14

   

0.08

 I

1

   

1

  

 II

0.77

0.44–1.37

0.38

 

0.69

0.37–1.29

0.24

 III

1.80

0.70–4.67

0.22

 

1.74

0.65–4.69

0.27

Primary tumor location

  

0.63

    

 Upper rectum

1

      

 Sigmoid colon

0.70

0.36–1.36

0.29

    

 Left colon

0.74

0.34–1.59

0.45

    

 Right colon

0.67

0.35–1.28

0.23

    

Tumor size (cm)

       

 < 4

1

      

 ≥ 4

1.19

0.73–1.96

0.49

    

Pathologic TNM stage

  

0.31

   

0.16

 I

1

   

1

  

 II

0.80

0.39–1.62

0.53

 

0.76

0.36–1.60

0.47

 III

1.21

0.60–2.45

0.59

 

1.30

0.60–2.82

0.51

  1. †OR and corresponding CI were estimated by using logistic regression model
  2. Abbreviation: OR, odds ratio; CI, confident interval; SILS + 1, single-incision plus one-port laparoscopic surgery; CLS, conventional laparoscopic surgery; ASA, American Society of Anesthesiologists; BMI, body mass index; TNM, tumor-node-metastasis