Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Interaction between high-intensity drinking status and simultaneous alcohol and marijuana user status on past year experiences of blackout among participants who used alcohol and marijuana in the past year (n = 540).
Note: SAM = Simultaneous alcohol and marijuana; HID = high-intensity drinking. Analysis controls for gender, typical frequency of marijuana use, and quantity-frequency of alcohol use.
