Figure 2.
Growth curve for number of drinking days (top panel) and heavy drinking days (bottom panel) by low (15th percentile) and high (85th percentile) pretreatment change.
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.