Evidence map›Paper›PMID 29790925›Full record

ArticleClinical infectious diseases : an official publication of the Infectious Diseases Society of America2018

Effectiveness of 13-Valent Pneumococcal Conjugate Vaccine Against Hospitalization for Community-Acquired Pneumonia in Older US Adults: A Test-Negative Design.

John M McLaughlin, Qin Jiang, Raul E Isturiz, Heather L Sings, David L Swerdlow, Bradford D Gessner, Ruth M Carrico, Paula Peyrani, Timothy L Wiemken, William A Mattingly and 2 more

Abstract readEvaluation Study
In one paragraph

Article in Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 72 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
72citing 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

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

  1. Pneumococcal Vaccine for Adults Aged ≥19 Years: Recommendations of the Advisory Committee on Immunization Practices, United States, 2023.MMWR. Recommendations and reports : Morbidity and mortality weekly report. Recommendations and reports · 2023
    Guideline
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  7. Pivotal Phase 3 Randomized Clinical Trial of the Safety, Tolerability, and Immunogenicity of 20-Valent Pneumococcal Conjugate Vaccine in Adults Aged ≥18 Years.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2022
    Trial
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  13. Estimated Vaccine Effectiveness for Respiratory Syncytial Virus-Related Acute Respiratory Illness in Older Adults: Findings From the First Postlicensure Season.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2026
    Article
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12 more citing papers are in PubMed but not listed here.

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

12 authors.

John M McLaughlinPfizer Vaccines, Collegeville, Pennsylvania.
Qin JiangPfizer Vaccines, Collegeville, Pennsylvania.
Raul E IsturizPfizer Vaccines, Collegeville, Pennsylvania.
Heather L SingsPfizer Vaccines, Collegeville, Pennsylvania.
David L SwerdlowPfizer Vaccines, Collegeville, Pennsylvania.
Bradford D GessnerPfizer Vaccines, Collegeville, Pennsylvania.
Ruth M CarricoDepartment of Medicine, Division of Infectious Diseases, School of Medicine, University of Louisville, Kentucky.
Paula PeyraniDepartment of Medicine, Division of Infectious Diseases, School of Medicine, University of Louisville, Kentucky.
Timothy L WiemkenDepartment of Epidemiology and Population Health, School of Public Health and Information Sciences, University of Louisville, Kentucky.
William A MattinglyDepartment of Medicine, Division of Infectious Diseases, School of Medicine, University of Louisville, Kentucky.
Julio A RamirezDepartment of Medicine, Division of Infectious Diseases, School of Medicine, University of Louisville, Kentucky.
Luis JodarPfizer Vaccines, Collegeville, Pennsylvania.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Following universal recommendation for use of 13-valent pneumococcal conjugate vaccine (PCV13) in US adults aged ≥65 years in September 2014, we conducted the first real-world evaluation of PCV13 vaccine effectiveness (VE) against hospitalized vaccine-type community-acquired pneumonia (CAP) in this population. Methods: Using a test-negative design, we identified cases and controls from a population-based surveillance study of adults in Louisville, Kentucky, who were hospitalized with CAP. We analyzed a subset of CAP patients enrolled 1 April 2015 through 30 April 2016 who were aged ≥65 years and consented to have their pneumococcal vaccination history confirmed by health insurance records. Cases were defined as hospitalized CAP patients with PCV13 serotypes identified via culture or serotype-specific urinary antigen detection assay. Remaining CAP patients served as test-negative controls. Results: Of 2034 CAP hospitalizations, we identified PCV13 serotypes in 68 (3.3%) participants (ie, cases), of whom 6 of 68 (8.8%) had a positive blood culture. Cases were less likely to be immunocompromised (29.4% vs 46.4%, P = .02) and overweight or obese (41.2% vs 58.6%, P = .01) compared to controls, but were otherwise similar. Cases were less likely to have received PCV13 than controls (3/68 [4.4%] vs 285/1966 [14.5%]; unadjusted VE, 72.8% [95% confidence interval, 12.8%-91.5%]). No confounding was observed during adjustment for patient characteristics, including immunocompromised status, body mass index, and history of influenza and pneumococcal polysaccharide vaccination (adjusted VE range, 71.1%-73.3%). Conclusions: Our study is the first to demonstrate real-world effectiveness of PCV13 against vaccine-type CAP in adults aged ≥65 years following introduction into a national immunization program.

Indexed as

HospitalizationVaccine PotencyAgedAged, 80 and overAge FactorsCommunity-Acquired InfectionsEpidemiological MonitoringFemaleHumansKentuckyMalePneumococcal VaccinesPneumonia, PneumococcalResearch DesignSerogroupStreptococcus pneumoniae13-valent pneumococcal vaccinePneumococcal Vaccines

Identifiers

PMID29790925
PMCPMC6206101

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.