Table 3 Univariate and multivariate analyses to identify variables that are associated with CVP infection.

From: Use of catheter with 2-methacryloyloxyethyl phosphorylcholine polymer coating is associated with long-term availability of central venous port

Variable

Factor

Univariate analysis

Multivariate analysis

Infection

p value

Odds ratio

95% CI

p value

No

Yes

Gender

Female

144 (90.6)

15 (9.4)

0.67

1

Reference

0.78

Male

137 (92.0)

12 (8.0)

0.88

0.38–2.06

Age

 

68.8 ± 11.2

71.1 ± 14.8

0.70

   

Primary disease

Benign

25 (71.4)

10 (28.6)

0.0002

1

Reference

 < 0.0001

Malignant

256 (93.8)

17 (6.2)

 

0.13

0.05–0.34

Puncture site

Internal jugular

200 (92.2)

17 (7.8)

 

1

Reference

 

Subclavian

77 (89.5)

9 (10.5)

0.33

0.66

0.25–1.77

0.41

Others

4 (80.0)

1 (20.0)

 

0.28

0.02–3.39

0.32

Port device

Bard X-Port isp

86 (85.2)

15 (14.8)

0.008

1

Reference

 

Orphis CV Kit Neo

168 (95.5)

8 (4.5)

 

0.19

0.07–0.54

0.002

Others

27 (87.1)

4 (12.9)

 

0.81

0.23–2.88

0.75

  1. CI confidence interval.