Age of Onset
High School
By Gender
These results suggest females have a higher age of onset for both alcohol and marijuana than males.
2014 Risk/Protective Factors Archive
High School
By Race/Ethnicity
Theses results suggest white students have a higher age of onset for the use of marijuana than other race/ethnicity.
Middle School
By Gender
These results suggest females have a higher age of onset for alcohol, and males and females have similar ages of onset for marijuana.
Middle School
By Race/Ethnicity
Theses results suggest white students have a higher age of onset for alcohol and marijuana use than other races/ethnicities.