Evidence map›Paper›PMID 26636924›Full record

ArticleAIDS (London, England)2016

The population impact of eliminating homelessness on HIV viral suppression among people who use drugs.

Brandon D L Marshall, Beth Elston, Sabina Dobrer, Surita Parashar, Robert S Hogg, Julio S G Montaner, Thomas Kerr, Evan Wood, M-J Milloy

Abstract read
In one paragraph

Article in AIDS (London, England), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 1 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

11 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  5. Ranking evidence in substance use and addiction.The International journal on drug policy · 2020
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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

9 authors.

Brandon D L MarshallaDepartment of Epidemiology, Brown University School of Public Health, Providence, Rhode Island, USA bUrban Health Research Initiative, British Columbia Centre for Excellence in HIV/AIDS, St. Paul's Hospital, Vancouver cFaculty of Health Sciences, Simon Fraser University, Burnaby dDepartment of Medicine, University of British Columbia, St. Paul's Hospital, Vancouver, British Columbia, Canada.
Beth Elston
Sabina Dobrer
Surita Parashar
Robert S Hogg
Julio S G Montaner
Thomas Kerr
Evan Wood
M-J Milloy

Funding

Translational ScienceP30AI042853 · NIAID · MIRIAM HOSPITAL · PI LARRY K BROWN · 1998 to 2026
$51.7M
Impacts of universal access to HIV/AIDS care among HIV+ injection drug usersR01DA021525 · NIDA · UNIVERSITY OF BRITISH COLUMBIA · PI MILLOY, M-J · 2007 to 2016
$5.8M
Seek and Treat for Optimal Prevention of HIV & AIDS (STOP HIV/AIDS) in BCR01DA036307 · NIDA · UNIVERSITY OF BRITISH COLUMBIA · PI MONTANER, JULIO SERGIO GONZALEZ · 2013 to 2017
$3.0M
Highly Adaptive Epidemic Control Strategies for HIV Prevention in Drug UsersDP2DA040236 · NIDA · BROWN UNIVERSITY · PI MARSHALL, BRANDON DAVID LEWIS · 2015 to 2015
$2.4M
NIAID NIH HHS P30 AI042853NIDA NIH HHS DP2 DA040236NIDA NIH HHS DP2-DA040236NIDA NIH HHS R01 DA021525NIDA NIH HHS R01-DA021525NIDA NIH HHS R01 DA036307NIDA NIH HHS R01-DA036307
6 · The paper itself

Abstract

objectiveWe sought to estimate the change in viral suppression prevalence if homelessness were eliminated from a population of HIV-infected people who use drugs.

designCommunity-recruited prospective cohort of HIV-infected people who use drugs in Vancouver, Canada. Behavioural information was collected at baseline and linked to a province-wide HIV/AIDS treatment database. The primary outcome was viral suppression (<50 copies/ml) measured during subsequent routine clinical care.

methodsWe employed an imputation-based marginal modelling approach. First, we used modified Poisson regression to estimate the relationship between homelessness and viral suppression (adjusting for sociodemographics, substance use, addiction treatment, and other confounders). Then, we imputed an outcome probability for each individual while manipulating the exposure (homelessness). Population viral suppression prevalence under realized and 'housed' scenarios were obtained by averaging these probabilities across the study population. Bootstrapping was conducted to calculate 95% confidence limits.

resultsOf 706 individuals interviewed between January 2005 and December 2013, the majority were men (66.0%), of white race/ethnicity (55.1%), and had a history of injection drug use (93.6%). At first study visit, 223 (31.6%) reported recent homelessness, and 37.8% were subsequently identified as virally suppressed. Adjusted marginal models estimated a 15.1% relative increase [95% confidence interval (CI) 9.0-21.7%) in viral suppression in the entire population - to 43.5% (95% CI 39.4-48.2%) - if all homeless individuals were housed. Among those homeless, eliminating this exposure would increase viral suppression from 22.0 to 40.1% (95% CI 35.1-46.1%), an 82.3% relative increase.

conclusionInterventions to house homeless, HIV-positive individuals who use drugs could significantly increase population viral suppression. Such interventions should be implemented as a part of renewed HIV/AIDS prevention and treatment efforts.

Indexed as

Drug UsersIll-Housed PersonsAdolescentAdultAnti-Retroviral AgentsCanadaFemaleHIV InfectionsHumansMaleMiddle AgedModels, StatisticalProspective StudiesSubstance Abuse, IntravenousTreatment OutcomeViral LoadAnti-Retroviral Agents

Identifiers

PMID26636924
PMCPMC4785040

What OpenQuestion holds

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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.