Table 3.
Adjusted Odds of Usual Sources of Cigarettes Among Current Cigarette Users Who Were <18 Years†
| Bought Them in a Store‡ AOR (95% CI) |
Gave Someone Else Money to Buy Them AOR (95% CI) |
Borrowed (or Bummed) Them From Someone Else AOR (95% CI) |
A Person ≥18 Years Gave Them to Me AOR (95% CI) |
Took Them From a Store or Family Member AOR (95% CI) |
Got Them Some Other Way AOR (95% CI) |
|
|---|---|---|---|---|---|---|
| Sex | ||||||
| Female | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
| Male | 1.9 (1.5, 2.4)** | 0.7 (0.6, 0.8)** | 1.1 (0.9, 1.2) | 0.7 (0.5, 0.8)** | 0.9 (0.7, 1.1) | 1.3 (1.0, 1.6)* |
| Race/ethnicity | ||||||
| White | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
| Black | 1.6 (1.0, 2.6)* | 0.7 (0.5, 1.0) | 0.4 (0.3, 0.6)** | 1.0 (0.6, 1.5) | 2.4 (1.4, 4.3)** | 1.9 (1.2, 3.0)** |
| Hispanic | 1.4 (1.1, 1.9)* | 1.0 (0.8, 1.3) | 0.4 (0.3, 0.5)** | 1.5 (1.2, 1.9)** | 2.1 (1.4, 3.0)** | 1.6 (1.2, 2.0)** |
| Age (years) | ||||||
| ≤14 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
| 15 | 1.5 (0.8, 2.7) | 1.2 (0.8, 1.8) | 0.7 (0.5, 1.0) | 1.7 (0.9, 3.2) | 1.1 (0.6, 2.0) | 0.9 (0.6, 1.3) |
| 16 | 2.3 (1.3, 4.0)** | 1.3 (0.9, 2.0) | 0.7 (0.4, 1.0) | 2.4 (1.3, 4.2)** | 0.8 (0.5, 1.3) | 0.6 (0.4, 0.9)* |
| 17 | 3.1 (1.8, 5.3)** | 1.4 (1.0, 2.0) | 0.8 (0.6, 1.2) | 2.2 (1.2, 3.8)* | 0.5 (0.3, 0.9)* | 0.4 (0.3, 0.6)** |
| Number of days smoked cigarettes§ | ||||||
| 1–2 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
| 3–5 | 1.9 (1.2, 2.8)** | 2.1 (1.5, 2.9)** | 0.8 (0.6, 1.0) | 0.7 (0.5, 1.0)* | 0.7 (0.4, 1.2) | 0.9 (0.6, 1.4) |
| 6–9 | 2.5 (1.5, 4.2)** | 2.2 (1.5, 3.3)** | 0.7 (0.5, 1.0)* | 0.7 (0.5, 1.0) | 0.6 (0.3, 1.1) | 0.7 (0.4, 1.0) |
| 10–19 | 2.9 (1.8, 4.7)** | 3.5 (2.5, 5.0)** | 0.5 (0.4, 0.7)** | 0.6 (0.4, 0.8)* | 0.4 (0.2, 0.8)* | 0.6 (0.4, 1.0) |
| ≥20 | 3.0 (1.9, 4.5)** | 5.4 (4.0, 7.4)** | 0.2 (0.1, 0.2)** | 0.5 (0.3, 0.8)** | 0.5 (0.3, 0.9)* | 1.0 (0.7, 1.4) |
| Number of cigarettes smoked per day‖ | ||||||
| <1 or 1 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
| 2–5 | 1.5 (1.1, 2.2)* | 1.2 (1.0, 1.6) | 0.8 (0.7, 1.0) | 1.2 (0.9, 1.6) | 0.9 (0.6, 1.3) | 0.7 (0.5, 1.0)* |
| 6–10 | 2.9 (1.9, 4.4)** | 1.3 (0.9, 1.8) | 0.2 (0.1, 0.3)** | 1.4 (0.9, 2.3) | 0.6 (0.2, 1.3) | 0.7 (0.4, 1.2) |
| ≥11 | 2.2 (1.3, 3.5)** | 0.6 (0.4, 1.0)* | 0.2 (0.1, 0.5)** | 1.3 (0.7, 2.5) | 2.3 (1.0, 5.0)* | 1.0 (0.6, 1.7) |
*
p < .05,
**
p < .01.
AOR, adjusted odds ratio; CI, confidence interval.
†
Usual source of cigarettes during the 30 days before the survey, among students <18 years who smoked cigarettes on ≥1 day during the 30 days before the survey. Logistic regression model included sex, race/ethnicity, age, number of days smoked cigarettes, and number of cigarettes smoked per day.
‡
Such as a convenience store, supermarket, discount store, or gas station.
§
During the 30 days before the survey.
‖
On the days they smoked during the 30 days before the survey.