Evidence map›Paper›PMID 22136602›Full record

ArticleBMC infectious diseases2011

Risk factors for HIV-1 seroconversion among Taiwanese men visiting gay saunas who have sex with men.

Yen-Ju Chen, Yu-Ting Lin, Marcelo Chen, Szu-Wei Huang, Su-Fen Lai, Wing-Wai Wong, Hung-Chin Tsai, Yu-Huei Lin, Hsin-Fu Liu, Shu-Yu Lyu and 1 more

Abstract read
In one paragraph

Article in BMC infectious diseases, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

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

  1. Circumcision for HIV Prevention in Men Who Have Sex With Men: An Updated Meta-Analysis.Journal of acquired immune deficiency syndromes (1999) · 2026
    Pooled it
  2. Pooled it
  3. Article
  4. Review
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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

11 authors.

Yen-Ju ChenAIDS Prevention and Research Center, National Yang-Ming University, Taipei, Taiwan.
Yu-Ting Lin
Marcelo Chen
Szu-Wei Huang
Su-Fen Lai
Wing-Wai Wong
Hung-Chin Tsai
Yu-Huei Lin
Hsin-Fu Liu
Shu-Yu Lyu
Yi-Ming A Chen

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMen having sex with men (MSM) accounts for 33.6% of all reported cases of HIV-1 infection in Taiwan. The aim of this study was to investigate the epidemiology of HIV-1 infection among MSM in gay saunas in Taiwan.

methodsPatrons of 5 gay saunas were recruited for a weekly volunteer counseling and testing program from 2001 to 2005. Questionnaires were collected for a risk factor analysis. HIV-1 subtypes were determined using DNA sequencing and phylogenetic analyses.

resultsHIV-1 prevalence rates among MSM in gay saunas in 2001 through 2005 were 3.4%, 5.1%, 8.9%, 8.5%, and 8.3%, respectively. In total, 81 of 1, 093 (7.4%) MSM had HIV-1 infection. Fifty-two HIV-1 strains were genotyped, and all of them were subtype B. HIV-seropositive men were significantly younger than the seronegatives. Only 37.1% used condoms every time during sexual intercourse. A multivariate logistic regression analysis showed that the risk factors for HIV-1 were being uncircumcised (odds ratio (OR) = 2.19; 95% confidence interval (CI), 1.08~4.45); having sexual intercourse with at least 2 partners during each sauna visit (≥ 2 vs. ≤ 1, OR = 1.71; 95% CI, 1.02~2.89); and the role played during anal intercourse (versatile vs. an exclusively insertive role, OR = 2.76; 95% CI, 1.42~5.36).

conclusionsOverall, 7.4% Taiwanese MSM participating in this study had HIV-1 subtype B infection. Uncircumcised, being versatile role during anal intercourse, and having sex with more than one person during each sauna visit were main risk factors for HIV-1 infection.

Indexed as

Homosexuality, MaleAdolescentAdultAgedAged, 80 and overCondomsDNA, ViralHIV-1HIV SeropositivityHumansLogistic ModelsMaleMiddle AgedMultivariate AnalysisPhylogenyPrevalenceDNA, Viral

Identifiers

PMID22136602
PMCPMC3295735

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Registered trials

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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.