John P.A. Ioannidis: h-index, Total Citations, and Citation Map

John P.A. Ioannidis's h-index is 286 (1464 i10-index, 714,652+ total citations across 3+ publications) according to Google Scholar as of May 2026. John P.A. Ioannidis is affiliated with Professor of Medicine/Health Research & Policy/Biomedical Data Science/Statistics, Stanford Univ.

John P.A. Ioannidis is a researcher affiliated with Professor of Medicine/Health Research & Policy/Biomedical Data Science/Statistics, Stanford Univ, specializing in meta-research, clinical epidemiology, evidence-based medicine. Their work has been cited 714,652 times. This profile visualizes their global influence, highlighting strong citation networks in United States.

meta-researchclinical epidemiologyevidence-based medicineresearch methodsmeta-analysis

286h-index

1,464i10-index

714.7KCitations

3Works

27Countries

Professor of Medicine/Health Research & Policy/Biomedical Data Science/Statistics, Stanford Univ•

Google Scholar

Data updated 28 days ago

John P.A. Ioannidis's Citation Metrics

Bibliometric impact based on 3 indexed publications. Of these, 19 are original research articles — the rest are literature highlights, conference abstracts or theses.

H-Index: 286
i10-Index: 1464
Total Citations: 714,652
Citing Countries: 27

As of May 2026.

John P.A. Ioannidis has an h-index of 286 and 714,652 total citations across 3 publications, with research cited by institutions in 27 countries.

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Top Cited Works

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Preferred reporting items for systematic reviews and meta-analyses: the PRISMA statement

2009144,014

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Top Citing Countries

27 total

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Norway(NO)

Finland(FI)

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Top Citing Institutions

20 total

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Norwegian University of Science and Technology

Kermanshah University of Medical Sciences

Icahn School of Medicine at Mount Sinai

Harvard Medical School

University College London

University of Copenhagen

University of Helsinki

University of Bristol

Cardiff University

Radboud University Nijmegen

UNSW Sydney

Oregon Health & Science University

Amsterdam University Medical Centres

Bond University

University of Oslo

Trinity College Dublin

Georgia State University

University of Cagliari

BGI Research

Ottawa Hospital Research Institute

Visa Evidence Package

Views and exports tuned for EB-1A, O-1A, and EB-2 NIW petitions. Sustained acclaim, geographic reach, and independent-citation filtering are the strongest evidence categories immigration adjudicators look for.

Significant Contributions

EB-1A Report · Free EB-1B Report · Free NIW Report · Free

Auto-detected research lines — a seminal paper and the follow-up work building on it. Review and edit before using in a petition. Each Free PDF opens in a new tab — EB-1A organises this into the structure USCIS applies to Criterion 5 of 8 CFR § 204.5(h)(3)(v); EB-1B re-frames it under § 204.5(i)(3) (outstanding researcher); NIW presents it under prong 2 of Matter of Dhanasar.

Citation independence

86.7% independent13 independent0 self2 co-author0 same-institution

Contribution 1

The researcher established the STROBE guidelines, a seminal framework for standardizing the reporting of observational epidemiological studies to enhance transparency and reproducibility.

Core paper

The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) statement: guidelines for reporting observational studies

2007 · 75,530 citations

Contribution 2

The researcher established the PRISMA statement, a seminal reporting guideline that standardized the transparency and completeness of systematic reviews and meta-analyses across biomedical and health research.

Core paper

Preferred reporting items for systematic reviews and meta-analyses: the PRISMA statement

2009 · 144,014 citations

Contribution 3

The researcher established the definitive explanation and elaboration guidelines for PRISMA reporting in systematic reviews of healthcare interventions, creating a widely adopted standard for methodological transparency.

Core paper

The PRISMA statement for reporting systematic reviews and meta-analyses of studies that evaluate healthcare interventions: explanation and elaboration

2009 · 60,136 citations

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Citation trend (last 10 years)Click to expand