Table 4

Independent predictors of smoking initiation among elementary schoolchildren in multiethnic, low-income, inner-city neighbourhoods, Montreal, Canada, 1993–1995 (n = 1224)^4-150

Independent predictor	OR^4-151	95% CI
Age	1.6	1.3–2.0
Gender
Female	ref.
Male	1.5	1.1–2.0
Friends who smoke
None/don’t know	ref.
Few/most/all	2.3	1.7–3.3
Sibling(s) who smoke
No	ref.
Yes	1.9	1.2–3.1
Father/mother who smokes
No	ref.
Yes	2.2	1.6–3.0
High fat/“junk food” consumption
Infrequent/occasional	ref.
Frequent	1.6	1.1–2.1

↵4-150 Excludes 215 subjects with missing data.
↵4-151 Adjusted odds ratios (OR) and 95% confidence intervals (95% CI) obtained from multiple logistic regression analyses containing all independent predictors.