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.
Model-estimated group means for substance-related problems
Note. SIP = Short Inventory of Problems; TAU = Treatment as Usual; LETS ACT = Life Enhancement Treatment for Substance Use; LETS ACT-SE = Life Enhancement Treatment for Substance Use, Smartphone-Enhanced Condition; Pre = Pretreatment; Post = Posttreatment; FU1 = 1 month follow-up; FU3 = 3 month follow-up; FU6 = 6 month follow-up; FU12 = 12 month follow-up
