Evidence map›Paper›PMID 31706247›Full record

ArticleDrug and alcohol dependence2019

Patterns of polysubstance use and simultaneous co-use in high risk young adults.

Allen J Bailey, Eli J Farmer, Peter R Finn

Open access · greenAbstract read
In one paragraph

Article in Drug and alcohol dependence, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed
6.0field-weighted citation impact, top 4% of its field
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

38 citing papers in PubMed, 58 citations in OpenAlex.

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  8. Psychopathic Traits Associate With Later Schizophrenia.Acta psychiatrica Scandinavica · 2025
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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

3 authors at 1 institution in 1 country.

Allen J BaileyDepartment of Psychological and Brain Sciences, Indiana University-Bloomington, 1101 East 10th Street, Bloomington, IN 47405, USA. Electronic address: allebail@iu.edu.
Eli J FarmerDepartment of Psychological and Brain Sciences, Indiana University-Bloomington, 1101 East 10th Street, Bloomington, IN 47405, USA. Electronic address: elifarme@indiana.edu.
Peter R FinnDepartment of Psychological and Brain Sciences, Indiana University-Bloomington, 1101 East 10th Street, Bloomington, IN 47405, USA. Electronic address: finnp@indiana.edu.
Indiana University Bloomington · US

Funding

Behavioral Disinhibition in Early-onset AlcoholismR01AA013650 · NIAAA · TRUSTEES OF INDIANA UNIVERSITY · PI FINN, PETER R · 2002 to 2018
$5.5M
INTEGRATIVE PREDOCTORAL TRAINING IN DRUG ABUSE RESEARCH AT INDIANA UNIVERSITYT32DA024628 · NIDA · TRUSTEES OF INDIANA UNIVERSITY · PI Andrea Grace Hohmann, Kenneth Mackie · 2008 to 2026
$3.1M
Attention-biases and hot cognition in drug dependenceR01DA017924 · NIDA · TRUSTEES OF INDIANA UNIVERSITY · PI FINN, PETER R · 2005 to 2009
$1.4M
NIAAA NIH HHS R01 AA013650NIDA NIH HHS R01 DA017924NIDA NIH HHS T32 DA024628
6 · The paper itself

Abstract

backgroundPolysubstance use (PSU) is associated with worse prognosis and poorer physical and mental health compared to single substance use. The current study provides information about PSU patterns by examining a diverse range of alcohol/substance use behaviors ranging from low-level experimentation to indicators of severe abuse. In addition, the current study, for the first time, examines how simultaneous co-use of multiple substances cluster with other more commonly studied PSU behaviors.

methodsLatent Class Analysis was used to identify patterns of substance use, in a sample of young-adults (n = 2098), using 25 items from the Semi-Structured Assessment for the Genetics of Alcoholism (SSAGA-II) including: items assessing severity of problems with alcohol, cannabis, stimulants, opiates, and sedatives; items assessing # of lifetime uses; items assessing simultaneous co-use of all combinations of substances. Then the association of class membership and age, antisocial and impulsive personality, experience seeking, anxiety, and neuroticism was examined using Multinomial Regression.

resultsFit indices (i.e. AIC, SSABIC, and entropy) and interpretability of classes supported a five-class solution: "Low Problems" (32% of sample), "Alcohol Primary" (11%), "Alcohol and Cannabis" (25%), "Moderate PSU" (23%), and "Severe PSU" (9%). Simultaneous co-use behaviors discriminated between lower and higher severity groups. Externalizing personality constructs robustly predicted membership in the "Moderate" and "Severe" PSU classes compared to the "Alcohol Primary" class.

conclusionsPSU patterns followed an additive pattern of use with lower severity classes using alcohol/cannabis and more severe classes using other illicit substances in addition. Co-use items provided valuable information about PSU severity.

Indexed as

Surveys and QuestionnairesAdolescentAdultAlcohol DrinkingAlcoholismAntisocial Personality DisorderCentral Nervous System StimulantsFemaleHallucinogensHumansMalePersonality DisordersRisk FactorsSubstance-Related DisordersYoung AdultCentral Nervous System StimulantsHallucinogensAlcoholCo-useExternalizingLatent classPolysubstanceSubstance use

Identifiers

PMID31706247
PMCPMC6901131
OpenAlexW2981843735

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.