Smoking status at one-year follow up according to baseline smoking status among elementary schoolchildren in multiethnic, low-income, inner-city neighbourhoods, Montreal, Canada, 1993–1995 (n = 1824)
| Baseline smoking status | Total n | Follow-up smoking status | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Never smoked | Past smoker | Currently trying | Currently experimental/ regular | ||||||||||
| % | 95% CI | % | 95% CI | % | 95% CI | % | 95% CI | ||||||
| Never smoked | 1439 | 82.4 | 80.4–84.4 | 12.1 | 10.4–13.8 | 2.9 | 2.0–3.8 | 2.6 | 1.7–3.4 | ||||
| Past smoker | 282 | 25.2 | 20.1–30.2 | 49.3 | 43.5–55.1 | 9.2 | 5.8–12.6 | 16.3 | 12.0–20.6 | ||||
| Currently trying | 56 | 10.7 | 2.6–18.8 | 39.3 | 26.5–52.1 | 17.9 | 10.9–27.9 | 32.1 | 19.9–44.4 | ||||
| Currently experimental/regular | 47 | 23.4 | 11.3–35.5 | 29.8 | 16.7–42.9 | 8.5 | 0.5–16.5 | 38.3 | 24.4–52.2 | ||||
CI = confidence interval.