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Table 4 Multivariable binary logistic regression analysis for predictors of CLABSI/CLRBSI with adjustment for gestational age at delivery and duration of catheter insertion

From: Central line-associated bloodstream infection (CLABSI) with three different vascular access in neonatal intensive care unit

Variable

Coefficient

Std. error

Wald

p value

aOR

95% CI

GA (weeks)

− 0.370

0.112

10.842

0.001

0.691

0.554 to 0.861

CDT (day)

0.272

0.095

8.146

0.004

1.313

1.089 to 1.582

Type of catheter

 Non tunneled CVCa

    

1.000

 

 Umbilical

0.339

0.738

0.211

0.646

1.403

0.331 to 5.958

 PICC

− 0.686

0.601

1.305

0.253

0.503

0.155 to 1.634

connector

 Without NCa

    

1.000

 

 With NC

− 0.655

0.486

1.821

0.177

0.519

0.201 to 1.345

 Constant

9.947

4.092

5.909

0.015

  
  1. GA gestational age, CDT catheter dwell time, NC needleless connector, aOR adjusted odds ratio, CI confidence interval, Std. error standard error
  2. aOdds ratio is set to 1.000 because it is the reference group