figure-image

Figure 5.1

Title:

Estimated prevalence (with 95% confidence band) of past 30-day cigarette use among high school students as a function of historical time: 1990 – 2017.

Syntax:

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Equation:

\ln \left(\frac{P(C I G)}{1+P(C I G)}\right)=\beta_{0}(t)

Notes:

To export the dataset into Excel for plotting purposes:

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Time-Varying Effect Modeling for the Behavioral, Social, and Health Sciences

Time-Varying Effect Modeling for the Behavioral, Social, and Health Sciences

Authors: Stephanie Lanza and Ashley Linden-Carmichael

Reprinted by permission from Springer Nature: Generalized Time-Varying Effect Models for Binary and Count Outcomes by Stephanie T. Lanza and Ashley N. Linden-Carmichael, 2021.