1. Predicted probabilities of single, dual and multiple tobacco use among current users by age at first tobacco use.
Predicted probabilities of single, dual and multiple tobacco use among current users by age at first tobacco use. Age group set at 18–20 years, sex at male, race/ethnicity at non-Hispanic white, sensation seeking quartile at 2, friend smoking status at yes, parental smoking status at current, first tobacco product type cigarette and first tobacco product combustible.
Samir Soneji et al. Tob Control 2016;25:
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