Logistic Regression Models of Adolescent Last Year Smoking (2011), with Multiple Imputation and Cluster-Corrected Standard Errors

Model 1: Unadjusted Effects of Parental Smoking TrajectoriesModel 2: Including Parent- and Child-Level ControlsModel 3: Including Indicator of Older Sibling Smoker
OR95% CIOR95% CIOR95% CI
Parent measures (n = 214)
 Smoking trajectories (vs consistent nonsmoker)
  Early-onset light smokers who quit/reduce3.24*1.28–8.173.50*1.12–10.953.14*1.07–9.21
  Late-onset persistent smokers4.63**1.60–13.394.34*1.32–14.324.24*1.36–13.22
  Early-onset persistent heavy smokers3.78**1.55–9.243.38*1.10–10.412.250.75–6.73
 Currently married1.010.43–2.361.010.47–2.15
 Education level (vs high school or less)
  Associate’s degree or vocational/technical1.080.39–2.981.120.43–2.93
  Some college1.650.55–4.971.700.57–5.08
  Bachelor’s degree or higher1.550.30–8.021.520.30–7.70
 Male (vs female)0.850.31–2.321.090.40–3.00
 Currently employed (vs not employed)0.940.37–2.390.860.36–2.05
Children measures (n = 314)
 White–non-Hispanic (vs non-White)1.220.53–2.811.360.59–3.12
 Male (vs female)1.190.47–2.971.300.50–3.33
 Depressive affect1.030.93––1.15
 Grade point average0.45*0.24–0.830.47*0.26–0.86
 Close to parent respondent (vs not at all)0.360.07–1.700.440.10–1.99
 Older sibling smoker6.31***2.39–16.66
  • Standard errors for significance tests and confidence intervals (CIs) are adjusted for clustering of siblings within parents. —, variable not included in model.

  • * P < .05; ** P < .01; *** P < .001 (2-tailed t test).