Table 3

Logistic Regression of children 4–18 years of age

a) Retaining traffic

Variable
B
SE of B
Wald
p-value
Odds Ratio

BORNUSA
1.5
0.50
9.0
0.003
4.3
MOTOR TRAFFIC
0.9
0.40
6.3
0.012
2.6
FAMILY HISTORY OF ASTHMA
1.9
0.50
13.8
< 0.001
6.4







b) Retaining language

Variable
B
SE of B
Wald
p-value
Odds Ratio

LANGUAGE
1.2
0.39
9.1
.003
3.2
BORNUSA
1.5
0.49
9.4
.002
4.4
FAMILY HISTORY OF ASTHMA
2.0
0.51
14.8
< 0.001
7.2

Brugge et al. Environmental Health 2007 6:13   doi:10.1186/1476-069X-6-13