TABLE 3.
Predictors of Quitting Smoking for 1 Month or Longer Among Surveyed Young Adults Aged 18–25 Years: United States, 2005
| Characteristic | OR (95% CI) | Smokes Only With Others,a AOR (95% CI) | Smokes Mainly With Others,a AOR (95% CI) | Self-Identified Social Smoker,ab AOR (95% CI) |
| Smokes only with others | 7.35* (3.76, 14.37)* | 6.82* (3.29, 14.15) | ||
| Smokes mainly with others | 5.41* (3.47, 8.42) | 4.33* (2.68, 7.00) | ||
| Self-identified social smoker | 0.50* (0.42, 0.60) | 0.54* (0.45, 0.66) | ||
| Men | 0.95 (0.63, 1.42) | 0.98 (0.62, 1.54) | 1.14 (0.72, 1.81) | 1.12 (0.70, 1.78) |
| Highest-level education | ||||
| Less than high school (Ref) | 1.00 | 1.00 | 1.00 | 1.0 |
| High school | 1.91* (1.12, 3.28)* | 1.81 (0.96, 3.29) | 1.44 (0.79, 2.65) | 1.52 (0.83, 2.78) |
| Some college | 1.20 (0.68, 2.14) | 1.41 (0.73, 2.70) | 1.11 (0.58, 2.14) | 1.10 (0.57, 2.12) |
| Bachelor's degree or higher | 2.22 (0.97, 5.09) | 1.32 (0.49, 3.53) | 1.18 (0.46, 3.02) | 1.11 (0.44, 2.83) |
| Annual incomec | 1.10* (1.05, 1.15) | 1.23* (1.07, 1.43) | 1.24* (1.07, 1.43) | 1.23* (1.06, 1.42) |
| Ethnicity | ||||
| White (Ref) | 1.00 | 1.00 | 1.00 | 1.00 |
| African American | 0.23* (0.08, 0.67) | 0.48 (0.16, 1.46) | 0.48 (0.15, 1.50) | 0.55 (0.18, 1.73) |
| Other non-Hispanic | 0.71 (0.15, 3.27) | 0.51 (0.10, 2.48) | 0.69 (0.14, 3.43) | 0.59 (0.12, 2.90) |
| Hispanic American | 2.83* (1.71, 4.69) | 2.88* (1.65, 5.04) | 2.06* (1.16, 3.68) | 2.26* (1.26, 4.05) |
| Biracial non-Hispanic | 2.37 (0.79, 7.11) | 3.24* (1.02, 10.27) | 2.76 (0.82, 9.25) | 2.85 (0.85, 9.61) |
Notes. AOR = adjusted odds ratio; CI = confidence interval; OR = odds ratio.
a
Adjusted for all other listed variables.
b
Coded categories are: 0 = established smoker; 1 = self-identified social smoker.
c
Coded as 0 = less than $7500; 1 = $7500–$14 999; 2 = $15 000–$29 999; 3 = $30 000–$39 999; 4 = $40 000–$59 999; 5 = $60 000 or more.
*
P < .05.