Jan Brożek

88.1k total citations · 26 hit papers
120 papers, 40.7k citations indexed

About

Jan Brożek is a scholar working on Economics and Econometrics, Public Health, Environmental and Occupational Health and Statistics, Probability and Uncertainty. According to data from OpenAlex, Jan Brożek has authored 120 papers receiving a total of 40.7k indexed citations (citations by other indexed papers that have themselves been cited), including 43 papers in Economics and Econometrics, 41 papers in Public Health, Environmental and Occupational Health and 35 papers in Statistics, Probability and Uncertainty. Recurrent topics in Jan Brożek's work include Health Systems, Economic Evaluations, Quality of Life (43 papers), Clinical practice guidelines implementation (38 papers) and Meta-analysis and systematic reviews (35 papers). Jan Brożek is often cited by papers focused on Health Systems, Economic Evaluations, Quality of Life (43 papers), Clinical practice guidelines implementation (38 papers) and Meta-analysis and systematic reviews (35 papers). Jan Brożek collaborates with scholars based in Canada, United States and Germany. Jan Brożek's co-authors include Andrew D Oxman, Regina Kunz, Gunn Elisabeth Vist, Yngve Falck–Ytter, Gordon Guyatt, Holger J. Schünemann, Susan L. Norris, Elie A. Akl, Paul Glasziou and Joerg J Meerpohl and has published in prestigious journals such as The Lancet, Annals of Internal Medicine and PLoS ONE.

In The Last Decade

Jan Brożek

113 papers receiving 39.8k citations

Hit Papers

GRADE guidelines: 1. Introduction—GRADE evidence profiles... 2008 2026 2014 2020 2011 2011 2016 2011 2019 2.0k 4.0k 6.0k
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. GRADE guidelines: 1. Introduction—GRADE evidence profiles and summary of findings tables
    2011 7.2k citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  2. GRADE guidelines: 3. Rating the quality of evidence
    2011 5.8k citations Mark Helfand, Holger J. Schünemann et al. Journal of Clinical Epidemiology profile →
  3. 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
    2016 2.3k citations André C. Kalil, Mark L. Metersky et al. Clinical Infectious Diseases profile →
  4. GRADE guidelines: 4. Rating the quality of evidence—study limitations (risk of bias)
    2011 2.1k citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  5. 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
    2019 2.0k citations Joshua P. Metlay, Grant Waterer et al. American Journal of Respiratory and Critical Care Medicine profile →
  6. GRADE guidelines 6. Rating the quality of evidence—imprecision
    2011 1.9k citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  7. GRADE guidelines: 7. Rating the quality of evidence—inconsistency
    2011 1.7k citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  8. GRADE guidelines: 5. Rating the quality of evidence—publication bias
    2011 1.4k citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  9. GRADE guidelines: 8. Rating the quality of evidence—indirectness
    2011 1.4k citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  10. GRADE guidelines: 2. Framing the question and deciding on important outcomes
    2010 1.3k citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  11. Allergic Rhinitis and its Impact on Asthma (ARIA) guidelines: 2010 Revision
    2010 1.3k citations Jan Brożek, Philippe‐Jean Bousquet et al. Journal of Allergy and Clinical Immunology profile →
  12. Grading quality of evidence and strength of recommendations for diagnostic tests and strategies
    2008 1.1k citations Holger J. Schünemann, Andrew D Oxman et al. profile →
  13. GRADE guidelines: 9. Rating up the quality of evidence
    2011 971 citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  14. GRADE guidelines: 14. Going from evidence to recommendations: the significance and presentation of recommendations
    2013 883 citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  15. GRADE guidelines: 15. Going from evidence to recommendation—determinants of a recommendation's direction and strength
    2013 832 citations Holger J. Schünemann, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  16. Official ERS/ATS clinical practice guidelines: noninvasive ventilation for acute respiratory failure
    2017 796 citations Jan Brożek et al. profile →
  17. Grading quality of evidence and strength of recommendations in clinical practice guidelines
    2009 584 citations Jan Brożek, Elie A. Akl et al. profile →
  18. GRADE guidelines: 11. Making an overall rating of confidence in effect estimates for a single outcome and for all outcomes
    2012 563 citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  19. GRADE guidelines: 12. Preparing Summary of Findings tables—binary outcomes
    2012 555 citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  20. GRADE guidelines: 13. Preparing Summary of Findings tables and evidence profiles—continuous outcomes
    2012 502 citations Gordon Guyatt, Andrew D Oxman et al. Journal of Clinical Epidemiology profile →
  21. The GRADE Working Group clarifies the construct of certainty of evidence
    2017 468 citations Monica Hultcrantz, David M. Rind et al. Journal of Clinical Epidemiology profile →
  22. An international ISHLT/ATS/ERS clinical practice guideline: diagnosis and management of bronchiolitis obliterans syndrome
    2014 371 citations Kevin C. Wilson, Jan Brożek et al. profile →
  23. Executive Summary: IDSA Clinical Practice Guideline for Acute Bacterial Rhinosinusitis in Children and Adults
    2012 362 citations Anthony W. Chow, Michael S. Benninger et al. Clinical Infectious Diseases profile →
  24. IDSA Clinical Practice Guideline for Acute Bacterial Rhinosinusitis in Children and Adults
    2012 357 citations Anthony W. Chow, Michael S. Benninger et al. Clinical Infectious Diseases profile →
  25. Executive Summary: 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
    2016 289 citations André C. Kalil, Mark L. Metersky et al. Clinical Infectious Diseases profile →
  26. Oral immunotherapy for peanut allergy (PACE): a systematic review and meta-analysis of efficacy and safety
    2019 282 citations Alessandro Fiocchi, Jan Brożek et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Jan Brożek Canada 48 7.9k 7.5k 6.1k 5.5k 4.5k 120 40.7k
Yngve Falck–Ytter United States 57 10.9k 1.4× 11.7k 1.6× 6.4k 1.0× 7.5k 1.4× 3.9k 0.9× 168 55.2k
Gunn Elisabeth Vist Norway 46 6.6k 0.8× 10.5k 1.4× 5.9k 1.0× 8.6k 1.5× 4.4k 1.0× 104 52.2k
Regina Kunz Switzerland 44 6.8k 0.9× 11.0k 1.5× 6.1k 1.0× 8.6k 1.5× 4.1k 0.9× 118 54.1k
C. Ronald MacKenzie United States 23 8.3k 1.1× 10.7k 1.4× 7.1k 1.2× 3.6k 0.7× 3.4k 0.7× 57 42.3k
Pablo Alonso‐Coello Spain 60 5.1k 0.6× 7.5k 1.0× 4.3k 0.7× 7.2k 1.3× 3.0k 0.7× 293 38.1k
Paul A. Harris United States 32 8.0k 1.0× 8.2k 1.1× 4.8k 0.8× 9.7k 1.8× 3.5k 0.8× 168 51.4k
Lehana Thabane Canada 84 5.2k 0.7× 6.4k 0.9× 3.0k 0.5× 5.4k 1.0× 3.6k 0.8× 1.1k 37.0k
Stephen D. Walter Canada 96 6.5k 0.8× 6.2k 0.8× 5.1k 0.8× 3.5k 0.6× 1.7k 0.4× 451 43.7k
Elie A. Akl Canada 86 5.7k 0.7× 10.0k 1.3× 4.8k 0.8× 7.7k 1.4× 4.5k 1.0× 439 51.3k
Peter Pompei United States 12 8.1k 1.0× 9.8k 1.3× 7.0k 1.2× 3.5k 0.6× 3.2k 0.7× 20 41.3k

Countries citing papers authored by Jan Brożek

Since Specialization
Citations

This map shows the geographic impact of Jan Brożek's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Jan Brożek with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Jan Brożek more than expected).

Fields of papers citing papers by Jan Brożek

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Jan Brożek. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Jan Brożek. The network helps show where Jan Brożek may publish in the future.

Co-authorship network of co-authors of Jan Brożek

This figure shows the co-authorship network connecting the top 25 collaborators of Jan Brożek. A scholar is included among the top collaborators of Jan Brożek based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Jan Brożek. Jan Brożek is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Cuello‐García, Carlos A., Rebecca L. Morgan, Nancy Santesso, et al.. (2025). GRADE Guidance 44: strategies to enhance the utilization of randomized and non-randomized studies in evidence syntheses of health interventions. Journal of Clinical Epidemiology. 190. 112086–112086.
2.
Sousa‐Pinto, Bernardo, Rafael José Vieira, Jan Brożek, et al.. (2023). Intranasal antihistamines and corticosteroids in the treatment of allergic rhinitis: a systematic review and meta-analysis protocol. BMJ Open. 13(11). e076614–e076614. 2 indexed citations
3.
4.
5.
Metlay, Joshua P., Grant Waterer, Ann C. Long, et al.. (2019). 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. American Journal of Respiratory and Critical Care Medicine. 200(7). e45–e67. 2029 indexed citations breakdown →
6.
Hultcrantz, Monica, David M. Rind, Elie A. Akl, et al.. (2017). The GRADE Working Group clarifies the construct of certainty of evidence. Journal of Clinical Epidemiology. 87. 4–13. 468 indexed citations breakdown →
7.
Kalil, André C., Mark L. Metersky, Michael Klompas, et al.. (2016). 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. Clinical Infectious Diseases. 63(5). e61–e111. 2347 indexed citations breakdown →
8.
Ren, Clement L., Charles R. Esther, Jason S. Debley, et al.. (2016). Official American Thoracic Society Clinical Practice Guidelines: Diagnostic Evaluation of Infants with Recurrent or Persistent Wheezing. American Journal of Respiratory and Critical Care Medicine. 194(3). 356–373. 34 indexed citations
9.
Leśniak, Wiktoria, Małgorzata M Bała, Roman Jaeschke, & Jan Brożek. (2015). Od danych naukowych do praktycznych zaleceń – tworzenie wytycznych według metodologii GRADE. Polskie Archiwum Medycyny Wewnętrznej. 125(Special Issue). 26–41. 1 indexed citations
10.
Al-Hameed, Fahad, Hasan M. Al‐Dorzi, Farjah Algahtani, et al.. (2015). The Saudi Clinical Practice Guideline for the treatment of venous thromboembolism. Saudi Medical Journal. 36(8). 1004–1010. 9 indexed citations
11.
Chow, Anthony W., Michael S. Benninger, Itzhak Brook, et al.. (2012). Executive Summary: IDSA Clinical Practice Guideline for Acute Bacterial Rhinosinusitis in Children and Adults. Clinical Infectious Diseases. 54(8). 1041–1045. 362 indexed citations breakdown →
12.
Jaeschke, Rafał, et al.. (2012). Badania z randomizacją w psychiatrii. Psychiatria Polska. 46(1). 3 indexed citations
13.
Guyatt, Gordon, Andrew D Oxman, Elie A. Akl, et al.. (2011). GRADE guidelines: 1. Introduction—GRADE evidence profiles and summary of findings tables. Journal of Clinical Epidemiology. 64(4). 383–394. 7216 indexed citations breakdown →
14.
Brożek, Jan, Luigi Terracciano, Jonathan C. Hsu, et al.. (2011). Oral immunotherapy for IgE ‐mediated cow's milk allergy: a systematic review and meta‐analysis. Clinical & Experimental Allergy. 42(3). 363–374. 132 indexed citations
15.
Guyatt, Gordon, Andrew D Oxman, Regina Kunz, et al.. (2011). GRADE guidelines: 8. Rating the quality of evidence—indirectness. Journal of Clinical Epidemiology. 64(12). 1303–1310. 1359 indexed citations breakdown →
16.
Guyatt, Gordon, Andrew D Oxman, Víctor M. Montori, et al.. (2011). GRADE guidelines: 5. Rating the quality of evidence—publication bias. Journal of Clinical Epidemiology. 64(12). 1277–1282. 1370 indexed citations breakdown →
17.
Fiocchi, Alessandro, Holger J. Schünemann, Jan Brożek, et al.. (2010). Diagnosis and Rationale for Action against Cow's Milk Allergy (DRACMA): A summary report. Journal of Allergy and Clinical Immunology. 126(6). 1119–1128.e12. 200 indexed citations
18.
Bousquet, Philippe‐Jean, Moisés A. Calderón, Pascal Demoly, et al.. (2010). The Consolidated Standards of Reporting Trials (CONSORT) Statement applied to allergen-specific immunotherapy with inhalant allergens: A Global Allergy and Asthma European Network (GA2LEN) article. Journal of Allergy and Clinical Immunology. 127(1). 49–56.e11. 37 indexed citations
19.
Schünemann, Holger J., Andrew D Oxman, Jan Brożek, et al.. (2009). Grading Quality of Evidence and Strength of Recommendations for Diagnostic Tests and Strategies. Zhongguo xunzheng yixue zazhi. 9(5). 503–508. 13 indexed citations
20.
Jaeschke, Roman, Paul M. O’Byrne, Filip Mejza, et al.. (2008). The Safety of Long-Acting β-Agonists among Patients with Asthma Using Inhaled Corticosteroids. American Journal of Respiratory and Critical Care Medicine. 178(10). 1009–1016. 74 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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