Table 2 Parental risk behaviour by maternal educational level in 8-month-old children in Malmö, Sweden
Maternal smoking during pregnancy (%, 95% CI) | Exposure to secondhand tobacco smoke at 0 to 4 wks (%, 95% CI) | |
|---|---|---|
Maternal educational level | ||
≤ 9 years of education | 20.6 (18.0, 23.3) | 38.6 (35.5, 41.8) |
10-12 years of education | 12.2 (10.9, 13.4) | 26.7 (25.0, 28.3) |
> 12 years of education | 3.6 (3.1, 4.1) | 10.7 (9.9, 11.5) |