Evidence map›Paper›PMID 25406753›Full record

ArticleAIDS (London, England)2014

Recent HIV prevalence trends among pregnant women and all women in sub-Saharan Africa: implications for HIV estimates.

Jeffrey W Eaton, Thomas M Rehle, Sean Jooste, Rejoice Nkambule, Andrea A Kim, Mary Mahy, Timothy B Hallett

Abstract readComparative Study
In one paragraph

Article in AIDS (London, England), 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed, 4 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

54 citing papers in PubMed, 4 syntheses or guidelines pooled it.

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  13. Strategies to Prevent Early and Late-Onset Group BPathogens (Basel, Switzerland) · 2023
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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

7 authors.

Jeffrey W EatonaDepartment of Infectious Disease Epidemiology, Imperial College London, London, United Kingdom bHuman Sciences Research Council cCentre for Infectious Disease Epidemiology and Research, School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa dMinistry of Health, Government of the Kingdom of Swaziland, Mbabane, Swaziland eCenters for Disease Control and Prevention Kenya, Nairobi, Kenya fStrategic Information and Evidence Department, UNAIDS, Geneva, Switzerland.
Thomas M Rehle
Sean Jooste
Rejoice Nkambule
Andrea A Kim
Mary Mahy
Timothy B Hallett

Funding

Medical Research Council MR/K010174/1
6 · The paper itself

Abstract

objectivesNational population-wide HIV prevalence and incidence trends in sub-Saharan Africa (SSA) are indirectly estimated using HIV prevalence measured among pregnant women attending antenatal clinics (ANC), among other data. We evaluated whether recent HIV prevalence trends among pregnant women are representative of general population trends.

designSerial population-based household surveys in 13 SSA countries.

methodsWe calculated HIV prevalence trends among all women aged 15-49 years and currently pregnant women between surveys conducted from 2003 to 2008 (period 1) and 2009 to 2012 (period 2). Log-binomial regression was used to test for a difference in prevalence trend between the two groups. Prevalence among pregnant women was age-standardized to represent the age distribution of all women.

resultsPooling data for all countries, HIV prevalence declined among pregnant women from 6.5 [95% confidence interval (CI) 5.3-7.9%] to 5.3% (95% CI 4.2-6.6%) between periods 1 and 2, whereas it remained unchanged among all women at 8.4% (95% CI 8.0-8.9%) in period 1 and 8.3% (95% CI 7.9-8.8%) in period 2. Prevalence declined by 18% (95% CI -9-38%) more in pregnant women than nonpregnant women. Estimates were similar in Western, Eastern, and Southern regions of SSA; none were statistically significant (P>0.05). HIV prevalence decreased significantly among women aged 15-24 years while increasing significantly among women 35-49 years, who represented 29% of women but only 15% of pregnant women. Age-standardization of prevalence in pregnant women did not reconcile the discrepant trends because at older ages prevalence was lower among pregnant women than nonpregnant women.

conclusionAs HIV prevalence in SSA has shifted toward older, less-fertile women, HIV prevalence among pregnant women has declined more rapidly than prevalence in women overall. Interpretation of ANC prevalence data to inform national HIV estimates should account for both age-specific fertility patterns and HIV-related sub-fertility.

Indexed as

AdolescentAdultAfrica South of the SaharaAge DistributionEpidemiologic MethodsFamily CharacteristicsFemaleHIV InfectionsHumansMiddle AgedPregnancyPregnancy Complications, InfectiousPrenatal CarePrevalenceYoung Adult

Identifiers

PMID25406753
PMCPMC4247272

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LicenceCC BY-NC-ND
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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.