Patterns of concurrent substance use among nonmedical ADHD stimulant users: results from the National Survey on Drug Use and Health.

ABSTRACT:

Aims

To examine patterns of concurrent substance use among adults with nonmedical ADHD stimulant use.

Methods

We used latent class analysis (LCA) to examine patterns of past-year problematic substance use (meeting any criteria for abuse or dependence) in a sample of 6103 adult participants from the National Surveys on Drug Use and Health 2006-2011 who reported past-year nonmedical use of ADHD stimulants. Multivariable latent regression was used to assess the association of socio-demographic characteristics, mental health and behavioral problems with the latent classes.

Results

A four-class model had the best model fit, including (1) participants with low probabilities for any problematic substance use (Low substance class, 53.3%); (2) problematic users of all types of

SUBMITTER: Chen LY 

PROVIDER: S-EPMC4127416 | biostudies-literature | 2014 Sep

REPOSITORIES: biostudies-literature