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Table 4 Multivariate logistic regression analysis (SSI)

From: Perioperative hypoalbuminemia is a risk factor for wound complications following posterior lumbar interbody fusion

Variable

B

SD

OR

95% CI

P value

Preoperative

 Albumin level < 3.5 g/dl

1.738

0.846

5.687

1.082–29.880

0.040

Postoperative

 Albumin level < 3.5 g/dl

0.886

0.717

2.425

0.595–9.889

0.217

Postoperative

 Albumin level < 3.0 g/dl

0.695

0.576

2.003

0.647–6.196

0.228

 Drainage

0.008

0.003

0.993

0.986–0.999

0.023

 Chronic steroid use

3.006

0.774

20.203

4.429–92.155

< 0.001

  1. SSI Surgical site infection, B A constant which indicates regression coefficient and intercept, SD Standard deviation, OR Odds ratio, CI Confidence interval
  2. *Statistically significant (P < 0.05)