Table 3.

Results from multivariable, multilevel discrete-time hazard model predicting cigarette initiation over a 1.5 year period from wave 1 ever ENDS use, over and above other wave 1 predictor variables (N=2,558).

Wave 1 Predictors Variables	Adjusted Odds Ratio	95% Confidence Interval
Sex (Ref=Male)	1.24	0.96, 1.60
Age in years z-score	0.89	0.73, 1.08
Race/Ethnicity
% White	Ref	—
% Hispanic/Latino	1.25	0.91, 1.71
% African American	0.92	0.57, 1.50
% Asian	0.96	0.68, 1.36
% other race/ethnicity	1.13	0.70, 1.82
School Type (Ref=four-year institution)	1.19	0.67, 2.11
Cigarette Use Susceptibility	3.02	2.14, 4.27
Family-of-Origin Tobacco Use	1.35	1.05, 1.73
Friend Cigarette Use	1.44	1.11, 1.86
Other Tobacco Use	2.85	2.13, 3.82
Ever E-Cigarette Use	1.36	1.01, 1.83