Tobacco and Alcohol Use Analysis in Early Phase Prevention Trials

Principal Investigator

Name
Emma Brofsky

Degrees
M.S.P.H.

Institution
US National Cancer Institute

Position Title
Scientific Program Analyst

Email
emma.brofsky@nih.gov

About this CDAS Project

Study
EPPT (Learn more about this study)

Project ID
EPPT-4

Initial CDAS Request Approval
Jul 29, 2025

Title
Tobacco and Alcohol Use Analysis in Early Phase Prevention Trials

Summary
Many of the EPPT studies have collected tobacco and/or alcohol use questionnaires at multiple timepoints in the study. In looking at the demographics of participants and responses to alcohol and tobacco questionnaires, we can better understand the population enrolled in these studies and the potential impact of participating on their alcohol and tobacco behaviors. Requesting enhanced person datasets for studies in EPPT with alcohol or tobacco use assessments. Analysis will be done in STATA.

Aims

-To assess demographics in EPPT studies
-To determine changes in tobacco and alcohol use throughout prevention studies

Collaborators

Eva Szabo, National Cancer Institute