Table 4: Multivariate model of risk factors for infection.

Variable

Odds ratio

p value

Antibiotic-loaded cement (+)

3.22

0.07

Age

0.97

0.36

Sex (F)

2.15

0.43

BMI

0.94

0.34

DM (+)

5.14

0.01

RA (+)

< 0.001 (unstable)

0.19

CRF (+)

1.27

0.83

 

p value for whole model: 0.10.