Piecewise longitudinal multilevel model of risk perceptions overall and after Tobacco 21 implementation.

Piecewise longitudinal multilevel model of risk perceptions overall and after Tobacco 21 implementation.

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Decreasing smoking initiation remains a public health priority. In 2016, California, in the United States, enacted the Tobacco 21 law, which raised the minimum age for the purchase of tobacco products from age 18 to age 21. This paper evaluates whether the enactment and implementation of the Tobacco 21 law changed how young adults perceive the risk...

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Context 1
... piecewise mixed regression model of risk perceptions is shown in Table 3. Time was inversely associated with perceived risk from smoking (z = −3.90, ...