Table 4 Factors associated with incomplete immunization identified by multilevel multivariate logistic regression models
Model 1 (empty) aOR [95% CI] | Model 2 aOR [95% CI] | Model 3 aOR [95% CI] | Model 4 aOR [95% CI] | |
|---|---|---|---|---|
Individual factors | ||||
Education level | ||||
No education | 1 | 1 | ||
Primary school | 0.75 [0.55–1.01] | 0.76 [0.56–1.02] | ||
Secondary or higher education | 0.67 [0.47–0.94] | 0.67 [0.47–0.94] | ||
Monthly income CFA/month | ||||
< 30,000 FCFA | 1 | 1 | ||
≥ 30,000 FCFA | 0.73 [0.57–0.94] | 0.73 [0.58–0.93] | ||
Having an immunization card | ||||
Yes | 1 | 1 | ||
No | 13.35 [9.17–19.43] | 13.41 [9.19–19.57] | ||
Knowing that immunization is free of charge | ||||
Yes | 1 | 1 | ||
No | 1.80 [1.03–3.40] | 1.82 [1.003–3.30] | ||
Contextual factors | ||||
Walking time to reach a healthcare center | ||||
Half an hour | 1 | 1 | ||
Half an hour – 1 h | 1.52 [1.09–2.12] | 1.57 [1.15–2.13] | ||
≥ 1 h | 0.93 [0.64–1.35] | 0.95 [0.67–1.36] | ||
Health region | ||||
Lomé | 1.64 [0.51–5.33] | |||
Maritime | 7.08 [2.46–20.37] | |||
Plateaux | 16.72 [6.03–46.36] | |||
Centrale | 1 | |||
Kara | 5.29 [1.80–15.51] | |||
Savanes | 3.08 [1.05–8.98] | |||
Random effects | ||||
District variance (SE) | 1.07*(0.26) | 1.16*(0.29) | 0.53*(0.16) | 1.16*(0.29) |
ICC (%) | 59.37 | 62.33 | 36.13 | 62.56 |
PCV (%) | Ref | −8.41% | 50.5% | −8.41% |
MOR | 2.67 | 2.78 | 2.00 | 2.78 |
Model fit AIC | 5243.54 | 5131.53 | 5890.03 | 5128.19 |