Table 2 Results of the multivariate analysis for predictors of PCV7 vaccination

Predictors

OR

P value

Region

IL

Ref

EJ

0.064

0.031

0.131

<.0001

Age

<.0001

>2 years

Ref

6-24 m

2.353

1.271

4.356

0.0065

<6 months

3.885

2.521

5.988

<.0001

Tabacco smoking in the household

No

Ref

Yes

0.519

0.329

0.818

0.0047

Number of household members

2-3

Ref

0.0031

4-6

0.527

0.342

0.813

0.0038

7+

0.263

0.093

0.741

0.0115

Breastfeeding

No

Ref

Yes

1.186

0.784

1.794

0.4186

Number of physician visits during the previous 3 m

0

Ref

1+

1.606

0.826

3.122

0.1624

Predictors

OR

P value

Region

IL

Ref

EJ

0.783

0.539

1.135

0.197

Age

<.0001

>2 years

Ref

6-24 m

8.75

6.16

12.45

<.0001

<6 months

1.82

1.2

2.75

0.0045

Tabacco smoking in the household

No

Ref

Yes

1.03

0.73

1.46

0.8562

Number of household members

2-3

Ref

0.0031

4 - 6

0.64

0.44

0.93

0.021

7+

0.49

0.21

0.88

0.0172

Breastfeeding

No

Ref

Yes

1.078

0.73

1.59

0.7026

Number of physician visits during the previous 3 m

0

Ref

1+

2.31

1.01

5.01

0.0338