|
Variables included in the model
|
Adjusted odds ratio
|
95% Confidence limits
|
|---|
|
Time 1 (child 4 y, 2002)
|
Ref
|
Ref
|
|
Time 2 (child 8 y, 2006)
|
0.83
|
0.64 – 1.08
|
|
Time 3 (child 10 y, 2008)
|
0.77
|
0.58 – 1.02
|
|
Place factors
| | |
|
Materially deprived
|
1.12
|
0.81 – 1.54
|
|
Socially deprived
|
1.62
|
1.16 – 2.26 **
|
|
Low social cohesion
|
1.45
|
1.10 -1.92 **
|
|
High disorder
|
1.76
|
1.37 – 2.27***
|
|
Living location
| | |
|
Rural/small town
|
0.88
|
0.59 – 1.31
|
|
CA (semi-urban)
|
0.93
|
0.59 -1.46
|
|
CMA (urban)
|
Ref
|
Ref
|
|
Other explanatory variables
| | |
|
Number of people in household
|
1.26
|
1.07 – 1.48**
|
|
SES (tertiles)
| | |
|
Low
|
8.45
|
5.05 – 14.12***
|
|
Medium
|
3.51
|
2.10 – 5.86***
|
|
High
|
Ref
|
Ref
|
|
Single parent family
|
2.49
|
1.69 – 3.67***
|
|
At least one person smokes in the household
|
1.17
|
0.86 – 1.58
|
|
Mother is an immigrant
|
1.37
|
0.82 – 2.29
|
|
Age of the mother
|
1.00
|
0.97 – 1.03
|
- * P ≤ 0.05, ** P ≤ 0.01, *** P ≤ 0.0001.
- GEE – generalized estimating equations; QLSCD – Québec Longitudinal Study of Child Development; Ref – reference group; CA – census agglomeration; CMA – census metropolitan area; SES – socioeconomic status.
