Table 3.
Risk Factors Associated With Incomplete Immunization (<2 Doses) of Pentavalent Vaccine in Cambodia, Madagascar, and Senegal
| Risk Factor | Cambodia (n = 761a) | Madagascar (n = 1733a) | Senegal (n = 261a) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Univariate Analysis | Multivariate Analysis | Univariate Analysis | Multivariate Analysis | Univariate Analysis | Multivariate Analysis | |||||||
| OR (95% CI) | P Value | aOR (95% CI) | P Value | OR (95% CI) | P Value | aOR (95% CI) | P Value | OR (95% CI) | P Value | aOR (95% CI) | P Value | |
| Sex | ||||||||||||
| Male (Ref) | 1 | 1 | 1 | 1 | 1 | … | ||||||
| Female | 0.83 (.54–1.28) | .40 | 0.85 (.54–1.34) | .49 | 1.23 (.97–1.56) | .09 | 1.25 (.98–1.59) | .07 | 0.71 (.37–1.33) | .29 | 0.79 (.38–1.63) | .53 |
| Site | ||||||||||||
| Urban (Ref) | 1 | 1 | 1 | 1 | … | … | ||||||
| Rural | 0.71 (.46–1.09) | .11 | 0.85 (.53–1.36) | .50 | 0.82 (.65–1.05) | .11 | 0.84 (.66–1.07) | .16 | … | … | ||
| Education | ||||||||||||
| Low education (Ref) | 1 | 1 | 1 | 1 | 1 | … | ||||||
| High education | 0.60 (.38–.94) | .03 | 0.61 (.38–.97) | .04 | 0.63 (.48–.81) | <.001 | 0.66 (.51–.86) | .002 | 1.07 (.47–2.26) | .86 | … | |
| No. of previous live-born children | ||||||||||||
| 0 (Ref) | 1 | … | 1 | … | 1 | … | ||||||
| ≥1 | 1.52 (.97–2.41) | .07 | … | 1.39 (1.08–1.79) | .01 | … | 1.53 (.72–3.56) | .29 | … | |||
| No. of prenatal visits | ||||||||||||
| <4 (Ref) | 1 | 1 | 1 | 1 | 1 | … | ||||||
| ≥4 | 0.37 (.24–.59) | <.001 | 0.39 (.25–.63) | <.001 | 0.62 (.49–.78) | <.001 | 0.66 (.52–.84) | .001 | 1.38 (.73–2.64) | .32 | … | |
| Cesarean delivery | ||||||||||||
| No (Ref) | 1 | … | 1 | … | 1 | … | ||||||
| Yes | 0.93 (.45–1.75) | .84 | … | 0.91 (.60–1.36) | .66 | … | 0.74 (.04–4.45) | .78 | … | |||
| Weight <2500 g at delivery | ||||||||||||
| No (Ref) | 1 | … | 1 | … | 1 | … | ||||||
| Yes | 1.04 (.30–2.73) | .95 | … | 1.29 (.87–1.87) | .19 | … | 1.25 (.27–4.25) | .74 | … | |||
Sex of child and site were forced in all multivariate analyses (only sex of child in Senegal).
Abbreviations: aOR, adjusted odds ratio; CI, confidence interval; OR, odds ratio; Ref, reference.
a
Children followed up to at least 4 months (in Senegal, only children from urban site).