Table 4

Determinants of influenza immunization; multivariate analysis
Univariate analysis Multivariate analysis
Determinant PR (95% CI) p PR (95% CI) p
Child's age (continuous) 1.0 (0.98 - 1.03) 0.588
Child male gender 0.9 (0.8 – 1.1) 0.523
Mother's age (continuous) 1.0 (0.99 – 1.02) 0.448
Father's age (continuous) 1.0 (0.99 – 1.03) 0.165 1.0 (0.99 – 1.0) 0.851
Mother with at least high school diploma 1.2 (1.0 – 1.5) 0.105 1.0 (0.9 – 1.2) 0.682
Father with at least high school diploma 1.0 (0.8 – 1.2) 0.815
Mother employed 1.1 (0.9 – 1.4) 0.292
Father employed 1.1 (0.7 – 1.7) 0.708
Neurological diseases (reference)
Diabetes 2.3 (1.4 – 3.8) 0.001 1.3 (1.0 – 1.8) 0.099
Cystic fibrosis 3.6 (2.3 – 5.7) <0.001 1.3 (1.0 – 1.8) 0.080
HIV infection 2.8 (1.7 – 4.5) <0.001 1.0 (0.7 – 1.5) 0.837
Down syndrome 2.1 (1.3 – 3.4) 0.004
No recommendation (reference)
Recommendation by specialty pediatrician 8.4 (4.9 – 14.4) <0.001 8.4 (4.5 – 15.7) <0.001
Recommendation by family pediatrician 8.5 (5.0 – 14.7) <0.001 8.6 (4.7 – 15,6) <0.001
Recommendation by community vaccinator 8.2 (4.5 – 15.0) <0.001 7.9 (4.1 – 15.0) <0.001
Recommendation by two or more physicians 8.9 (5.2 – 15.4) <0.001 8.8 (4.7 – 16.2) <0.001
Number of visits by specialty pediatrician (continuous) 1.1 (1.0 – 1.1) 0.032 1.0 (0.95 – 1.04) 0.940
Number of visits by family pediatrician (continuous) 0.9 (0.9 – 1.0) 0.011 1.0 (0.9 – 1.0) 0.109
Number of visits by community vaccinator (continuous) 0.9 (0.8 – 1.0) 0.034 1.0 (0.9 – 1.0) 0.273

Due to missing values, the total number of subjects included in the multivariate model is 250.

PR = Prevalence Ratio.

Pandolfi et al.

Pandolfi et al. BMC Public Health 2012 12:984   doi:10.1186/1471-2458-12-984

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