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Table 3 Predictors of a decrease in postoperative physical component summary (logistic regression model)

From: Preoperative and early postoperative quality of life after major surgery - a prospective observational study

  

Univariate model

Multivariate model

Potential predictors

 

Crude OR (95% CI)

P value

Adjusted OR (95%CI)

P value

Independance of health care

Not independent

1

   
 

Independent

8.5 (1.03-69.8)

0.046

  

Karnofsky score

 

1.06 (1.01-1.10)

0.012

  

Metabolic equivalent of task (MET)

<4

1

 

1

 
 

4-7

6.57 (1.37-31.6)

 

6.83 (1.34-34.8)

 
 

>7

13.3 (2.24-79.4)

0.004

11.7 (1.58-86.5)

0.012

Type of surgery

Primary hip replacement

1

   
 

Cardiac

2.02 (0.61-6.74)

   
 

Gastric

2.31 (0.41-13.0)

   
 

Colorectal

5.08 (1.47-17.7)

   
 

Vascular

0.58 (0.06-5.67)

0.073

  

Pain at 6 days

 

0.83 (0.67-1.02)

0.082

0.81 (0.65-1.01)

0.057

  1. OR: Odds Ratio. CI: confidence interval. P values represent the p-values of the likelihood ratio test comparing the model with and without the potential predictor.