Evidence map›Paper›PMID 24380808›Full record

ArticleThe International journal on drug policy2014

Income level and drug related harm among people who use injection drugs in a Canadian setting.

Cathy Long, Kora DeBeck, Cindy Feng, Julio Montaner, Evan Wood, Thomas Kerr

Abstract read
In one paragraph

Article in The International journal on drug policy, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
–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

25 citing papers in PubMed.

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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

6 authors.

Cathy LongBritish Columbia Centre for Excellence in HIV/AIDS, Canada; Dalla Lana School of Public Health, University of Toronto, Canada.
Kora DeBeckBritish Columbia Centre for Excellence in HIV/AIDS, Canada; School of Public Policy, Simon Fraser University, Canada.
Cindy FengSchool of Public Health, University of Saskatchewan, Canada.
Julio MontanerBritish Columbia Centre for Excellence in HIV/AIDS, Canada; Department of Medicine, University of British Columbia, Canada.
Evan WoodBritish Columbia Centre for Excellence in HIV/AIDS, Canada; Department of Medicine, University of British Columbia, Canada.
Thomas KerrBritish Columbia Centre for Excellence in HIV/AIDS, Canada; Department of Medicine, University of British Columbia, Canada. Electronic address: urhi-tk@cfenet.ubc.ca.

Funding

SYRINGE ACCESS AND RISK FACTORS ON HIV TRANSMISSIONR01DA011591 · NIDA · UNIVERSITY OF BRITISH COLUMBIA · PI KERR, THOMAS · 1998 to 2014
$5.9M
Seek and Treat for Optimal Outcomes and Prevention in HIV & AIDS in IDUDP1DA026182 · NIDA · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI MONTANER, JULIO SERGIO GONZALEZ · 2008 to 2013
$3.9M
NIDA NIH HHS DP1 DA026182NIDA NIH HHS DP1DA026182NIDA NIH HHS R01 DA011591NIDA NIH HHS R01DA011591
6 · The paper itself

Abstract

backgroundHigher income is generally associated with better health outcomes; however, among people who inject drugs (IDU) income generation frequently involves activities, such as sex work and drug dealing, which pose significant health risks. Therefore, we sought to examine the relationship between level of income and specific drug use patterns and related health risks.

methodsThis study involved IDU participating in a prospective cohort study in Vancouver, Canada. Monthly income was categorized based on non-fixed quartiles at each follow-up with the lowest level serving as the reference category in generalized linear mixed-effects regression.

resultsAmong our sample of 1032 IDU, the median average monthly income over the study follow-up was $1050 [interquartile range=785-2000]. In multivariate analysis, the highest income category was significantly associated with sex work (adjusted odds ratio [AOR]=7.65), drug dealing (AOR=5.06), daily heroin injection (AOR=2.97), daily cocaine injection (AOR=1.65), daily crack smoking (AOR=2.48), binge drug use (AOR=1.57) and unstable housing (AOR=1.67). The high income category was negatively associated with being female (AOR=0.61) and accessing addiction treatment (AOR=0.64), (all p<0.05). In addition, higher income was strongly associated with higher monthly expenditure on drugs (>$400) (OR=97.8).

conclusionAmong IDU in Vancouver, average monthly income levels were low and higher total monthly income was linked to high-risk income generation strategies as well as a range of drug use patterns characteristic of higher intensity addiction and HIV risk. These findings underscore the need for interventions that provide economic empowerment and address high intensity addiction, especially for female IDU.

Indexed as

Outcome Assessment, Health CareAdultBritish ColumbiaCohort StudiesFemaleFollow-Up StudiesHIV InfectionsHumansIncomeLinear ModelsMaleMiddle AgedMultivariate AnalysisProspective StudiesRisk-TakingSex FactorsCanadaDrug dealingIncome generationInjection drug useSex work

Identifiers

PMID24380808
PMCPMC4040344

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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.