The validity of test-negative design for assessment of typhoid conjugate vaccine protection: comparison of estimates by different study designs using data from a cluster-randomised controlled trial

Authors

Shuo Feng (ORCID: https://orcid.org/0000-0001-7855-0991)
Xinxue Liu (ORCID: https://orcid.org/0000-0003-1107-0365)
Farhana Khanam (ORCID: https://orcid.org/0000-0002-4158-5995)
Andrew J. Pollard (ORCID: https://orcid.org/0000-0002-6841-2592)
Merryn Voysey (ORCID: https://orcid.org/0000-0001-6324-6559)
Virginia E. Pitzer (ORCID: https://orcid.org/0000-0003-1015-2289)
Yiyuan Zhang (ORCID: https://orcid.org/0000-0003-4700-5899)
John D Clemens (ORCID: https://orcid.org/0009-0005-3763-6074)

Institutions

International Vaccine Institute (KR)
International Centre for Diarrhoeal Disease Research (BD)
Oxford Health NHS Foundation Trust (GB)
Connecticut Department of Public Health (US)
Oxford BioMedica (United Kingdom) (GB)
Oxford University Hospitals NHS Trust (GB)

Publication Details

Journal: The Lancet Global Health
Published: 2025-04-16
DOI: https://doi.org/10.1016/s2214-109x(25)00056-7
Citations: 4
Primary Topic: Salmonella and Campylobacter epidemiology
Type: article
Field-Weighted Citation Impact: 4.65

Funders

Bill and Melinda Gates Foundation

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article

The validity of test-negative design for assessment of typhoid conjugate vaccine protection: comparison of estimates by different study designs using data from a cluster-randomised controlled trial

Shuo Feng, Xinxue Liu, Farhana Khanam, Andrew J. Pollard et al.

Apr 16, 2025

4 citations

The Lancet Global Health

Salmonella and Campylobacter epidemiology

4.65

article

The validity of test-negative design for assessment of typhoid conjugate vaccine protection: comparison of estimates by different study designs using data from a cluster-randomised controlled trial

Shuo Feng, Xinxue Liu, Farhana Khanam, Andrew J. Pollard, Merryn Voysey, Virginia E. Pitzer, Yiyuan Zhang, John D Clemens

April 16, 2025article en

4 citations

Abstract

No abstract available for this paper.

The Lancet Global HealthVol. 13(6)

International Vaccine Institute (KR), International Centre for Diarrhoeal Disease Research (BD), Oxford Health NHS Foundation Trust (GB), Connecticut Department of Public Health (US), Oxford BioMedica (United Kingdom) (GB), Oxford University Hospitals NHS Trust (GB)

Bill and Melinda Gates Foundation

Zero hunger

Openalex Percentile: Top 6%

Salmonella and Campylobacter epidemiology

4.65

DOI Open Access PDF OpenAlex

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The validity of test-negative design for assessment of typhoid conjugate vaccine protection: comparison of estimates by different study designs using data from a cluster-randomised controlled trial — Shuo Feng, Xinxue Liu, et al. · The Lancet Global Health (2025) | TGRS Research Map | TGRS