A small subset of the data from McCaffrey et al. (2013).
A data frame with 600 observations on the following 10 variables.
Treatment that each study subject received. Either community, metcbt5, or scy.
outcome variable, substance use frequency at 12 month follow-up
covariate, illicit activities scale
covariate, criminal justice involvement
covariate, substance use problem scale
covariate, substance use dependence scale
1 if non-Hispanic white, 0 otherwise
McCaffrey, DF, BA Griffin, D Almirall, ME Slaughter, R Ramchand and LF Burgette (2013). A tutorial on propensity score estimation for multiple treatments using generalized boosted models. Statistics in Medicine.
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