Effects of substance use on monetary delay discounting among people who use stimulants with and without HIV: An ecological momentary assessment study.

ABSTRACT: Exploration of the real-time relationship between substance use and delay discounting may reveal potential mechanisms driving high-risk behaviors. We conducted an ecological momentary assessment (EMA) study to investigate the effects of substance use on delay discounting in a sample of people who use stimulants (HIV+: 30; HIV-: 34). Participants completed multiple EMAs throughout the day for 28 days. The EMAs collected data on delay discounting and substance use (time since last substance use and level of intoxication). Delay discounting was assessed using a brief Monetary Choice Questionnaire (MCQ). Analyses were conducted using linear mixed effects modeling. Most participants (99.1%) used cocaine as their primary stimulant. Among participants without HIV, MCQ score remained relatively st

SUBMITTER: Xu Y 

PROVIDER: S-EPMC8407024 | biostudies-literature | 2022 Feb

REPOSITORIES: biostudies-literature