Evidence map›Paper›PMID 32841812›Full record

ArticleDrug and alcohol dependence2020

Polysubstance use among youth experiencing homelessness: The role of trauma, mental health, and social network composition.

Graham T DiGuiseppi, Jordan P Davis, Nina C Christie, Eric Rice

Abstract read
In one paragraph

Article in Drug and alcohol dependence, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  3. Trial
  4. Protective behavioral strategies and alcohol consequences following a group-based motivational intervention for young adults experiencing homelessness.Psychology of addictive behaviors : journal of the Society of Psychologists in Addictive Behaviors · 2025
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  19. Cultural Protection from Polysubstance Use Among Native American Adolescents and Young Adults.Prevention science : the official journal of the Society for Prevention Research · 2022
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Graham T DiGuiseppiUniversity of Southern California, Suzanne Dworak-Peck School of Social Work, 669 W. 34th St., Los Angeles, CA, 90089, United States; University of Southern California, Suzanne Dworak-Peck School of Social Work, USC Center for Artificial Intelligence in Society, 669 W. 34th St., Los Angeles, CA, 90089, United States. Electronic address: diguisep@usc.edu.
Jordan P DavisUniversity of Southern California, Suzanne Dworak-Peck School of Social Work, USC Center for Artificial Intelligence in Society, USC Center for Mindfulness Science, USC Addiction Science Institute, 669 W. 34th St., Los Angeles, CA, 90089, United States.
Nina C ChristieUniversity of Southern California, Department of Psychology, 3620 S. McClintock Ave., Los Angeles, CA, 90089, United States.
Eric RiceUniversity of Southern California, Suzanne Dworak-Peck School of Social Work, USC Center for Artificial Intelligence in Society, 669 W. 34th St., Los Angeles, CA, 90089, United States.

Funding

HIV Risk in Large Social Networks of Homeless YouthR01MH093336 · NIMH · UNIVERSITY OF SOUTHERN CALIFORNIA · PI RICE, ERIC · 2011 to 2013
$2.0M
NIMH NIH HHS R01 MH093336
6 · The paper itself

Abstract

backgroundSubstance use is common among youth experiencing homelessness (YEH). However, less is known about the use of multiple substances (polysubstance use), or factors associated with polysubstance use among YEH. The present study sought to identify subgroups of YEH based on their recent polysubstance use behavior, and investigate traumatic experiences, mental health and social network composition as predictors.

methodsYEH (N = 1,032; M

resultsFive polysubstance use classes were identified: heavy alcohol and marijuana (33.6 %), illicit drug use (4.9 %), high all polysubstance use (14.9 %), primarily marijuana (18.1 %), and low use (28.5 %). Relative to the low use class, traumatic experiences were associated with membership in every polysubstance use class. Suicide attempts were associated with membership in the high all class (OR = 9.41). Number of substance-using, homeless network members was associated with membership in the heavy alcohol and marijuana use class (OR = 1.35). Number of non-substance-using network members (homeless [OR = 0.29] and housed [OR = 0.73]) was associated with lower odds of membership in the high all class.

conclusionsDistinct groups of YEH can be identified by their recent polysubstance use patterns. Traumatic experiences, suicidality, and social network composition are important correlates of polysubstance use among YEH.

Indexed as

Homeless YouthMental HealthSocial NetworkingAdolescentAdultAlcohol DrinkingCannabisFemaleHumansIll-Housed PersonsLatent Class AnalysisLos AngelesMaleMarijuana SmokingSubstance-Related DisordersSurveys and QuestionnairesPolysubstance useSocial networksTraumaYouth homelessness

Identifiers

PMID32841812
PMCPMC7606652

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.