Evidence map›Paper›PMID 27655996›Full record

ArticleClinical infectious diseases : an official publication of the Infectious Diseases Society of America2016

Substantial Decline in Vaccine-Type Human Papillomavirus (HPV) Among Vaccinated Young Women During the First 8 Years After HPV Vaccine Introduction in a Community.

Jessica A Kahn, Lea E Widdice, Lili Ding, Bin Huang, Darron R Brown, Eduardo L Franco, David I Bernstein

Abstract read
In one paragraph

Article in Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 3 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

31 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Pooled it
  4. Review
  5. Vaccine and Treatment Evaluation Units: A Historical Perspective.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2025
    Article
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  7. Sexually transmitted infections in Spain: Current status.Revista espanola de quimioterapia : publicacion oficial de la Sociedad Espanola de Quimioterapia · 2023
    Review
  8. Article
  9. Article
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  11. Article
  12. Triumphs of Immunization.The Journal of infectious diseases · 2021
    Article
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  15. 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

7 authors.

Jessica A KahnDepartment of Pediatrics, Cincinnati Children's Hospital Medical Center and the University of Cincinnati College of Medicine, Ohio.
Lea E WiddiceDepartment of Pediatrics, Cincinnati Children's Hospital Medical Center and the University of Cincinnati College of Medicine, Ohio.
Lili DingDepartment of Pediatrics, Cincinnati Children's Hospital Medical Center and the University of Cincinnati College of Medicine, Ohio.
Bin HuangDepartment of Pediatrics, Cincinnati Children's Hospital Medical Center and the University of Cincinnati College of Medicine, Ohio.
Darron R BrownDepartment of Medicine and Department of Microbiology and Immunology, Indiana University School of Medicine, Indianapolis.
Eduardo L FrancoDepartment of Oncology and Department of Epidemiology & Biostatistics, McGill University Faculty of Medicine, Montreal, Quebec, Canada.
David I BernsteinDepartment of Pediatrics, Cincinnati Children's Hospital Medical Center and the University of Cincinnati College of Medicine, Ohio.

Funding

Epidemiologic Impact of HPV VaccinationR01AI104709 · NIAID · CINCINNATI CHILDRENS HOSP MED CTR · PI DING, LILI, KAHN, JESSICA · 2013 to 2022
$5.6M
Behavioral and Virologic Impact of HPV ImmunizationR01AI073713 · NIAID · CINCINNATI CHILDRENS HOSP MED CTR · PI KAHN, JESSICA · 2008 to 2012
$2.7M
NIAID NIH HHS R01 AI073713NIAID NIH HHS R01 AI104709
6 · The paper itself

Abstract

backgroundHuman papillomavirus (HPV) vaccine effectiveness and herd protection are not well established in community settings. Our objective was to determine trends in vaccine-type HPV in young women during the 8 years after vaccine introduction, to assess changes in HPV prevalence and characterize herd protection in a community.

methodsWe recruited 3 samples of sexually experienced, 13-26-year-old adolescent girls and young women (hereafter women; N = 1180) from 2006-2014: before widespread vaccine introduction (wave 1) and 3 (wave 2) and 7 (wave 3) years after vaccine introduction. We determined the prevalence of vaccine-type HPV (HPV-6, -11, -16, and -18) among all, vaccinated, and unvaccinated women at waves 1, 2, and 3, adjusted for differences in participant characteristics, then examined whether changes in HPV prevalence were significant using inverse propensity score-weighted logistic regression.

resultsVaccination rates increased from 0% to 71.3% across the 3 waves. Adjusted vaccine-type HPV prevalence changed from 34.8% to 8.7% (75.0% decline) in all women, from 34.9% to 3.2% (90.8% decline) in vaccinated women, and from 32.5% to 22.0% (32.3% decline) in unvaccinated women. Among vaccinated participants, vaccine-type HPV prevalence decreased significantly from wave 1 to wave 2 (adjusted odds ratio, 0.21; 95% confidence interval, .13-.34) and from wave 1 to wave 3 (0.06; .03-.13). The same decreases were also significant among unvaccinated participants (adjusted odds ratios, 0.44; [95% confidence interval, .27-.71] and 0.59; [.35-.98], respectively).

conclusionsThe prevalence of vaccine-type HPV decreased >90% in vaccinated women, demonstrating high effectiveness in a community setting, and >30% in unvaccinated women, providing evidence of herd protection.

Indexed as

Papillomavirus VaccinesAdolescentAdultCross-Sectional StudiesFemaleHumansImmunity, HerdImmunizationLogistic ModelsPapillomavirus InfectionsPrevalenceYoung AdultPapillomavirus Vaccinesadolescentherd protectionpapillomavirus vaccinesprevalencewomen

Identifiers

PMID27655996
PMCPMC5091346

What OpenQuestion holds

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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.