World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
98
Citations
107615
World Ranking
8713
National Ranking
341

Jan Brozek 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 Jan Brozek 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: 233 publications — 6th percentile

6% of scientists in this discipline score the same or lower.

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

Jan Brozek 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 Jan Brozek 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: 98 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

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

Overview

Jan Brozek is affiliated with McMaster University in Canada and has contributed extensively to the field of medicine, with a particular focus on public health, environmental and occupational health, immunology and allergy, economics and econometrics, general health professions, and surgery.

Brozek's research encompasses several main topics, including:

  • Clinical practice guidelines implementation
  • Health systems, economic evaluations, quality of life
  • Allergic rhinitis and sensitization
  • Meta-analysis and systematic reviews
  • Food allergy and anaphylaxis research
  • Health policy implementation science
  • Asthma and respiratory diseases

The scientist has collaborated frequently with several coauthors, notably:

  • Holger J. Schünemann
  • Elie A. Akl
  • Derek K. Chu
  • Miranda Langendam
  • Antonio Bognanni

Jan Brozek has published research primarily in the following venues:

  • Journal of Clinical Epidemiology
  • World Allergy Organization Journal
  • Annals of Internal Medicine
  • Allergy
  • UNC Libraries

Recent publications include:

  • GRADE Guidelines 30: the GRADE approach to assessing the certainty of modeled evidence-An overview in the context of health decision-making, 2020, Journal of Clinical Epidemiology
  • GRADE guidelines: 21 part 1. Study design, risk of bias, and indirectness in rating the certainty across a body of evidence for test accuracy, 2020, Journal of Clinical Epidemiology
  • Treatment of nontuberculous mycobacterial pulmonary disease: an official ATS/ERS/ESCMID/IDSA clinical practice guideline, 2020, European Respiratory Journal
  • Treatment of Nontuberculous Mycobacterial Pulmonary Disease: An Official ATS/ERS/ESCMID/IDSA Clinical Practice Guideline, 2020, Clinical Infectious Diseases

Best Publications

  • GRADE guidelines: 1. Introduction-GRADE evidence profiles and summary of findings tables

    Gordon Guyatt;Andrew D Oxman;Elie A Akl;Regina Kunz

  • Allergic Rhinitis and its Impact on Asthma (ARIA): Achievements in 10 years and future needs

    J. Bousquet;H. J. Schünemann;B. Samolinski;P. Demoly

  • GRADE guidelines: 3. Rating the quality of evidence

    Howard Balshem;Mark Helfand;Mark Helfand;Holger J. Schünemann;Andrew D. Oxman

  • International ERS/ATS guidelines on definition, evaluation and treatment of severe asthma

    Kian Fan Chung;Sally E. Wenzel;Jan L. Brozek;Andrew Bush

  • Management of Adults With Hospital-acquired and Ventilator-associated Pneumonia: 2016 Clinical Practice Guidelines by the Infectious Diseases Society of America and the American Thoracic Society

    Andre C. Kalil;Mark L. Metersky;Michael Klompas;John Muscedere

  • An official American thoracic society/European respiratory society statement: Key concepts and advances in pulmonary rehabilitation

    Martijn A. Spruit;Sally J. Singh;Chris Garvey;Richard ZuWallack

  • Diagnosis and Treatment of Adults with Community-acquired Pneumonia. An Official Clinical Practice Guideline of the American Thoracic Society and Infectious Diseases Society of America

    Joshua P. Metlay;Grant W. Waterer;Ann C. Long;Antonio Anzueto

  • Allergic Rhinitis and its Impact on Asthma (ARIA) guidelines—2016 revision

    Jan L. Brożek;Jean Bousquet;Ioana Agache;Arnav Agarwal

  • GRADE guidelines: 4. Rating the quality of evidence—study limitations (risk of bias)

    Gordon H. Guyatt;Andrew D. Oxman;Gunn Vist;Regina Kunz

  • GRADE guidelines: 6. Rating the quality of evidence-imprecision

    Gordon H. Guyatt;Andrew D. Oxman;Regina Kunz;Jan Brozek

  • GRADE guidelines: 7. Rating the quality of evidence—inconsistency

    Gordon H. Guyatt;Andrew D. Oxman;Regina Kunz;James Woodcock

  • Allergic Rhinitis and its Impact on Asthma (ARIA) guidelines: 2010 Revision

    Jan L. Brożek;Jean Bousquet;Carlos E. Baena-Cagnani;Sergio Bonini

  • GRADE guidelines: 2. Framing the question and deciding on important outcomes

    Gordon H. Guyatt;Andrew D. Oxman;Regina Kunz;David Atkins

  • GRADE guidelines: 8. Rating the quality of evidence--indirectness

    Gordon H Guyatt;Andrew D Oxman;Regina Kunz;James Woodcock

  • GRADE guidelines: 5. Rating the quality of evidence--publication bias

    Gordon H. Guyatt;Andrew D. Oxman;Victor Manuel Montori;Gunn Vist

  • An Official ATS/ERS/JRS/ALAT Clinical Practice Guideline: Treatment of Idiopathic Pulmonary Fibrosis. An Update of the 2011 Clinical Practice Guideline

    Ganesh Raghu;Bram Rochwerg;Yuan Zhang;Carlos A. Cuello Garcia

  • Grading Quality of Evidence and Strength of Recommendations for Diagnostic Tests and Strategies

    Holger J. Schünemann;Andrew D. Oxman;Jan Brozek;Paul Glasziou

  • An Official American Thoracic Society/European Society of Intensive Care Medicine/Society of Critical Care Medicine Clinical Practice Guideline: Mechanical Ventilation in Adult Patients with Acute Respiratory Distress Syndrome

    Eddy Fan;Lorenzo Del Sorbo;Ewan C. Goligher;Carol L. Hodgson

  • Official ERS/ATS clinical practice guidelines: noninvasive ventilation for acute respiratory failure

    Bram Rochwerg;Laurent Brochard;Laurent Brochard;Mark W. Elliott;Dean Hess

  • GRADE guidelines: 14. Going from evidence to recommendations: the significance and presentation of recommendations

    Jeff Andrews;Gordon H. Guyatt;Andrew D. Oxman;Phil Alderson

Frequent Co-Authors

Holger J. Schünemann
Holger J. Schünemann Humanitas University
Elie A. Akl
Elie A. Akl American University of Beirut
Gordon H. Guyatt
Gordon H. Guyatt McMaster University
Reem A. Mustafa
Reem A. Mustafa University of Kansas
Jean Bousquet
Jean Bousquet University of Montpellier
Roman Jaeschke
Roman Jaeschke McMaster University
Thomas B. Casale
Thomas B. Casale University of South Florida
Alessandro Fiocchi
Alessandro Fiocchi Bambino Gesù Children's Hospital
Claus Bachert
Claus Bachert Karolinska Institute

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