Evidence map›Paper›PMID 27297284›Full record

ArticleScientific reports2016

Genotypic Resistance Tests Sequences Reveal the Role of Marginalized Populations in HIV-1 Transmission in Switzerland.

Mohaned Shilaih, Alex Marzel, Wan Lin Yang, Alexandra U Scherrer, Jörg Schüpbach, Jürg Böni, Sabine Yerly, Hans H Hirsch, Vincent Aubert, Matthias Cavassini and 7 more

Abstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 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

17 authors.

Mohaned ShilaihDivision of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich, Zurich, Switzerland.
Alex MarzelDivision of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich, Zurich, Switzerland.
Wan Lin YangDivision of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich, Zurich, Switzerland.
Alexandra U ScherrerDivision of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich, Zurich, Switzerland.
Jörg SchüpbachInstitute of Medical Virology, University of Zurich, Zurich, Switzerland.
Jürg BöniInstitute of Medical Virology, University of Zurich, Zurich, Switzerland.
Sabine YerlyLaboratory of Virology, Geneva University Hospital, Geneva, Switzerland.
Hans H HirschDepartment of Biomedicine-Petersplatz, University of Basel, Basel, Switzerland.
Vincent AubertDivision of Immunology and Allergy, University Hospital Lausanne, Lausanne, Switzerland.
Matthias CavassiniDivision of Immunology, University Hospital Lausanne, Lausanne, Switzerland.
Thomas KlimkaitDivision of Infectious Diseases and Hospital Epidemiology, University Hospital Basel, Basel, Switzerland.
Pietro L VernazzaDivision of Infectious Diseases, Cantonal Hospital St. Gallen, St. Gallen, Switzerland.
Enos BernasconiDivision of Infectious Diseases, Regional Hospital Lugano, Lugano, Switzerland.
Hansjakob FurrerDepartment of Infectious Diseases, Bern University Hospital and University of Bern, Bern, Switzerland.
Huldrych F GünthardDivision of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich, Zurich, Switzerland.
Roger KouyosDivision of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich, Zurich, Switzerland.
Swiss HIV Cohort Study

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Targeting hard-to-reach/marginalized populations is essential for preventing HIV-transmission. A unique opportunity to identify such populations in Switzerland is provided by a database of all genotypic-resistance-tests from Switzerland, including both sequences from the Swiss HIV Cohort Study (SHCS) and non-cohort sequences. A phylogenetic tree was built using 11,127 SHCS and 2,875 Swiss non-SHCS sequences. Demographics were imputed for non-SHCS patients using a phylogenetic proximity approach. Factors associated with non-cohort outbreaks were determined using logistic regression. Non-B subtype (univariable odds-ratio (OR): 1.9; 95% confidence interval (CI): 1.8-2.1), female gender (OR: 1.6; 95% CI: 1.4-1.7), black ethnicity (OR: 1.9; 95% CI: 1.7-2.1) and heterosexual transmission group (OR:1.8; 95% CI: 1.6-2.0), were all associated with underrepresentation in the SHCS. We found 344 purely non-SHCS transmission clusters, however, these outbreaks were small (median 2, maximum 7 patients) with a strong overlap with the SHCS'. 65% of non-SHCS sequences were part of clusters composed of >= 50% SHCS sequences. Our data suggests that marginalized-populations are underrepresented in the SHCS. However, the limited size of outbreaks among non-SHCS patients in-care implies that no major HIV outbreak in Switzerland was missed by the SHCS surveillance. This study demonstrates the potential of sequence data to assess and extend the scope of infectious-disease surveillance.

Indexed as

GenotypeAdultAnti-HIV AgentsCohort StudiesDrug Resistance, ViralFemaleHeterosexualityHIV-1HIV InfectionsHomosexuality, MaleHumansMaleMiddle AgedMolecular TypingMultivariate AnalysisPhylogenyAnti-HIV Agents

Identifiers

PMID27297284
PMCPMC4906345

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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.