Table 2. Individual factors and vaccination status according to a log-binomial analysis, estimated prevalence ratios, and a 95% confidence interval. Bom Jesus, Province of Luanda, Angola, 2010.
| Variable | Total | n | % | PRraw | 95%CI | PRadjusted | 95%CIa |
|---|---|---|---|---|---|---|---|
| Order | |||||||
| > 4 | 219 | 68 | 31.1 | 1 | 1 | ||
| ≤ 4 | 990 | 372 | 37.6 | 1.21 | 0.97;1.51 | 0.95 | 0.64;1.39 |
| Birth certificate | |||||||
| Yes | 222 | 75 | 33.8 | 1 | 1 | ||
| No | 980 | 362 | 36.9 | 1.09 | 0.88;1.35 | 1.00 | 0.81;1.24 |
| Age (years) | |||||||
| > 1 | 849 | 247 | 29.1 | 1 | 1 | ||
| ≤ 1 | 360 | 193 | 53.6 | 1.84 | 1.59;2.13 | 1.78 | 1.53;2.07 |
| Knowledge of immunization programs | |||||||
| No | 258 | 75 | 29.1 | 1 | 1 | ||
| Yes | 951 | 365 | 38.4 | 1.32 | 1.06;1.64 | 1.32 | 1.07;1.63 |
a
Adjusted for other variables of the same level and for familial and socioeconomic variables.