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Table 5 Risk factors affecting outcome of colorectal surgery

From: Hospital costs associated with surgical morbidity after elective colorectal procedures: a retrospective observational cohort study in 530 patients

Variable

p value

Odds ratio for complication

95% Confidence interval

Gender: male vs. female

0.483

1.004

0.672–1.500

Age > 75 years

0.667

1.109

0.690–1.775

Comorbidity: high vs. low

0.360

0.936

0.811–1.079

BMI > 30

> 0.0005 ***

4.560

2.287-9.094

BMI 25–30

> 0.0005***

1.859

1.830–2.924

BMI 20–25

 

1,000

 

BMI > 20

0.639

1.226

0.532–2.870

surgical complexity: high vs. low

> 0.00001***

1.826

1.449–2.302

  1. ***p> 0,001.
  2. Multivariate logistic regression analysis.