Table 3 Protective factors against papular urticaria in children (1–6 years of age)
Factors | Prevalence | CI 95% for Prevalence | Relative standard error (%) | p value | OR | CI 95% OR |
|---|---|---|---|---|---|---|
Presence of rodents in the bedroom | ||||||
Yes | 8.6 | 3.9–17.9 | 38.7 | 0.02 | 0.36 | 0.15–0.87 |
No | 20.5 | 18.2–22.9 | 5.7 | 1.00 | ||
Sewerage system | ||||||
Yes | 20.1 | 18.0–22.3 | 5.4 | 0.023 | 0.43 | 0.20–0.90 |
No | 36.6 | 21.9–54.2 | 22.9 | 1.00 | ||
Wooden floor in the living room | ||||||
Yes | 13.5 | 9.1–19.4 | 19.1 | 0.016 | 0.56 | 0.35–0.90 |
No | 21.6 | 19.2–24.1 | 5.7 | 1.00 | ||
Wooden floor in the main bedroom | ||||||
Yes | 15.3 | 11.8–19.6 | 12.8 | 0.016 | 0.66 | 0.48–0.92 |
No | 21.3 | 19.0–23.8 | 5.7 | 1.00 | ||
Wooden floor in the children’s bedroom | ||||||
Yes | 14.2 | 10.7–18.8 | 14.2 | 0.004 | 0.59 | 0.41–0.84 |
No | 22 | 19.4–24.7 | 6 | 1.00 | ||
Adjacent house | ||||||
Without | 15.3 | 11.9–19.5 | 12.5 | 0.006 | 0.62 | 0.44–0.87 |
With | 22.5 | 20.0–25.3 | 5.9 | 1.00 | ||
Private transportation used to travel on a daily basis | ||||||
Yes | 15.2 | 11.5–19.8 | 13.8 | 0.012 | 0.63 | 0.448–0.904 |
No | 22.0 | 19.6–24.6 | 5.7 | 1.00 | ||
Transportation by bus owned by the educational institution, used on a daily basis by children | ||||||
Yes | 11.4 | 7.7–16.6 | 19.5 | 0.001 | 0.47 | 0.29–0.75 |
No | 21.3 | 19.1–23.8 | 5.6 | 1.00 | ||
Private transportation used by children to go to the educational institution | ||||||
Yes | 12.3 | 7.8–18.8 | 22 | 0.010 | 0.51 | 0.31–0.85 |
No | 21.4 | 19.2–23.8 | 5.4 | 1.00 | ||