World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
97
Citations
40381
World Ranking
9176
National Ranking
894

Ioanna Tzoulaki publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Ioanna Tzoulaki sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 284 publications — 14th percentile

14% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Ioanna Tzoulaki D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Ioanna Tzoulaki sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 97 D-Index — 55th percentile

55% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Ioanna Tzoulaki is affiliated with Imperial College London in the United Kingdom. Their research spans multiple fields primarily within Medicine and Biochemistry, Genetics and Molecular Biology. Their work includes specialized subfields such as Molecular Biology, Genetics, Cardiology and Cardiovascular Medicine, Public Health, Environmental and Occupational Health, and Physiology.

The main topics addressed in their research include Genetic Associations and Epidemiology, Nutritional Studies and Diet, Metabolomics and Mass Spectrometry Studies, Diet and Metabolism Studies, Folate and B Vitamins Research, Liver Disease Diagnosis and Treatment, and Nutrition, Genetics, and Disease.

Ioanna Tzoulaki has contributed to several notable publications, with a focus on systematic reviews, prediction models, genetic analysis, and lifestyle factors related to disease. Noteworthy recent papers include:

  • Prediction models for diagnosis and prognosis of covid-19: systematic review and critical appraisal, 2020, BMJ
  • Neutrophil to lymphocyte ratio and cancer prognosis: an umbrella review of systematic reviews and meta-analyses of observational studies, 2020, BMC Medicine
  • Predictive Accuracy of a Polygenic Risk Score-Enhanced Prediction Model vs a Clinical Risk Score for Coronary Artery Disease, 2020, JAMA
  • Lifestyle factors and risk of multimorbidity of cancer and cardiometabolic diseases: a multinational cohort study, 2020, BMC Medicine
  • Genetic analysis of over half a million people characterises C-reactive protein loci, 2022, Nature Communications

The scientist frequently collaborates with other researchers, including Abbas Dehghan, Paul Elliott, Konstantinos K. Tsilidis, Dipender Gill, and Εvangelos Εvangelou. These collaborations have significantly contributed to the depth and scope of their research.

Ioanna Tzoulaki's work is regularly published in a range of scientific venues. The most frequent publication venues include bioRxiv (Cold Spring Harbor Laboratory), Circulation, Alzheimer's & Dementia, UNC Libraries, and Nature Communications.

Best Publications

  • Prediction models for diagnosis and prognosis of covid-19: systematic review and critical appraisal

    Laure Wynants;Laure Wynants;Ben Van Calster;Ben Van Calster;Gary S Collins;Gary S Collins;Richard D Riley

  • Genetic variants in novel pathways influence blood pressure and cardiovascular disease risk

    Georg B. Ehret;Georg B. Ehret;Georg B. Ehret;Patricia B. Munroe;Kenneth M. Rice;Murielle Bochud

  • Salt intakes around the world: implications for public health

    Ian J Brown;Ioanna Tzoulaki;Vanessa Candeias;Paul Elliott

  • Genetic analysis of over 1 million people identifies 535 new loci associated with blood pressure traits.

    Evangelos Evangelou;Evangelos Evangelou;Helen R. Warren;Helen R. Warren;David Mosen-Ansorena;Borbala Mifsud

  • Vitamin D and multiple health outcomes: umbrella review of systematic reviews and meta-analyses of observational studies and randomised trials

    Evropi Theodoratou;Ioanna Tzoulaki;Ioanna Tzoulaki;Lina Zgaga;John P A Ioannidis

  • The interleukin-6 receptor as a target for prevention of coronary heart disease: a mendelian randomisation analysis.

    D I Swerdlow;M V Holmes;K B Kuchenbaecker

  • HMG-coenzyme A reductase inhibition, type 2 diabetes, and bodyweight: evidence from genetic analysis and randomised trials.

    Daniel I Swerdlow;David Preiss;Karoline B Kuchenbaecker;Michael Holmes

  • Prediction models for cardiovascular disease risk in the general population: systematic review

    Johanna A A G Damen;Lotty Hooft;Ewoud Schuit;Ewoud Schuit;Thomas P A Debray

  • Study of 300,486 individuals identifies 148 independent genetic loci influencing general cognitive function

    Gail Davies;Max Lam;Sarah E. Harris;Joey W. Trampush

  • Environmental risk factors and multiple sclerosis: an umbrella review of systematic reviews and meta-analyses.

    Lazaros Belbasis;Vanesa Bellou;Evangelos Evangelou;Evangelos Evangelou;John P A Ioannidis

  • Genetic Loci Associated With C-Reactive Protein Levels and Risk of Coronary Heart Disease

    Paul Elliott;John C. Chambers;Weihua Zhang;Robert Clarke

  • Association between C reactive protein and coronary heart disease: mendelian randomisation analysis based on individual participant data

    G. Eiriksdottir;T. B. Harris;L. J. Launer;V. Gudnason

  • Genomic Risk Prediction of Coronary Artery Disease in 480,000 Adults: Implications for Primary Prevention.

    Michael Inouye;Gad Abraham;Christopher P. Nelson;Angela M. Wood

  • Association analyses based on false discovery rate implicate new loci for coronary artery disease.

    Christopher P Nelson;Christopher P Nelson;Anuj Goel;Anuj Goel;Adam S Butterworth;Stavroula Kanoni

  • Risk factors for type 2 diabetes mellitus: An exposure-wide umbrella review of meta-analyses.

    Vanesa Bellou;Lazaros Belbasis;Ioanna Tzoulaki;Ioanna Tzoulaki;Evangelos Evangelou;Evangelos Evangelou

  • C-Reactive Protein, Interleukin-6, and Soluble Adhesion Molecules as Predictors of Progressive Peripheral Atherosclerosis in the General Population Edinburgh Artery Study

    Ioanna Tzoulaki;Gordon D. Murray;Amanda J. Lee;Ann Rumley

  • Genetic associations at 53 loci highlight cell types and biological pathways relevant for kidney function

    Cristian Pattaro;Alexander Teumer;Mathias Gorski;Audrey Y. Chu

  • Environmental risk factors and Parkinson's disease: An umbrella review of meta-analyses.

    Vanesa Bellou;Lazaros Belbasis;Ioanna Tzoulaki;Ioanna Tzoulaki;Evangelos Evangelou;Evangelos Evangelou

  • Risk of cardiovascular disease and all cause mortality among patients with type 2 diabetes prescribed oral antidiabetes drugs: retrospective cohort study using UK general practice research database

    Ioanna Tzoulaki;Mariam Molokhia;Vasa Curcin;Mark P Little

  • Genetic analysis of over 1 million people identifies 535 new loci associated with blood pressure traits

    Evangelos Evangelou;Helen R. Warren;David Mosen-Ansorena;Borbala Mifsu

Frequent Co-Authors

Paul Elliott
Paul Elliott Imperial College London
Evangelos Evangelou
Evangelos Evangelou University of Ioannina
Nilesh J. Samani
Nilesh J. Samani University of Leicester
Bruce M. Psaty
Bruce M. Psaty University of Washington
Abbas Dehghan
Abbas Dehghan Imperial College London
Marjo-Riitta Järvelin
Marjo-Riitta Järvelin Imperial College London
Jaspal S. Kooner
Jaspal S. Kooner Imperial College London
John P. A. Ioannidis
John P. A. Ioannidis Stanford University
Caroline Hayward
Caroline Hayward University of Edinburgh
Jerome I. Rotter
Jerome I. Rotter UCLA Medical Center

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