World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
88
Citations
50562
World Ranking
12900
National Ranking
527

Hude Quan 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 Hude Quan 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: 610 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: 507 publications — 59th percentile

59% of scientists in this discipline score the same or lower.

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

Hude Quan 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 Hude Quan 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: 399 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: 88 D-Index — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Overview

Hude Quan is affiliated with the University of Calgary in Canada. The main fields of study in their research include Medicine and Health Professions. Within these broad areas, their work spans subfields such as Health Information Management, Epidemiology, Cardiology and Cardiovascular Medicine, General Health Professions, and Public Health, Environmental and Occupational Health.

Their research covers a variety of topics including Medical Coding and Health Information, Chronic Disease Management Strategies, Machine Learning in Healthcare, Biomedical Text Mining and Ontologies, Blood Pressure and Hypertension Studies, Electronic Health Records Systems, and Patient Satisfaction in Healthcare.

Hude Quan's recent papers include:

  • Incidence of Celiac Disease Is Increasing Over Time: A Systematic Review and Meta-analysis (2020), published in The American Journal of Gastroenterology
  • Nonpharmacologic Interventions for Reducing Blood Pressure in Adults With Prehypertension to Established Hypertension (2020), published in Journal of the American Heart Association
  • Worsening Hypertension Awareness, Treatment, and Control Rates in Canadian Women Between 2007 and 2017 (2020), published in Canadian Journal of Cardiology
  • Inequality in the health services utilization in rural and urban China (2020), published in Medicine
  • Use of Epic Electronic Health Record System for Health Care Research: Scoping Review (2023), published in Journal of Medical Internet Research

Frequent co-authors of Hude Quan include Danielle A. Southern, Cathy A. Eastwood, Seungwon Lee, Elliot A. Martin, and Chelsea Doktorchik.

Hude Quan has published extensively in several venues including the International Journal for Population Data Science, BMJ Open, PLoS ONE, BMC Health Services Research, and BMJ Health & Care Informatics.

Best Publications

  • Coding algorithms for defining comorbidities in ICD-9-CM and ICD-10 administrative data.

    Hude Quan;Vijaya Sundararajan;Patricia Halfon;Andrew Fong

  • Updating and Validating the Charlson Comorbidity Index and Score for Risk Adjustment in Hospital Discharge Abstracts Using Data From 6 Countries

    Hude Quan;Bing Li;Chantal M. Couris;Kiyohide Fushimi

  • New ICD-10 version of the Charlson comorbidity index predicted in-hospital mortality

    Vijaya Sundararajan;Toni Henderson;Catherine L. Perry;Amanda Muggivan

  • A modification of the Elixhauser comorbidity measures into a point system for hospital death using administrative data.

    Carl van Walraven;Peter C. Austin;Alison Jennings;Hude Quan

  • Exploring physician specialist response rates to web-based surveys

    Ceara Tess Cunningham;Hude Quan;Brenda R. Hemmelgarn;Tom W. Noseworthy

  • Assessing Validity of ICD-9-CM and ICD-10 Administrative Data in Recording Clinical Conditions in a Unique Dually Coded Database

    Hude Quan;Bing Li;L Duncan Saunders;Gerry A Parsons

  • Dealing with missing data in a multi-question depression scale: a comparison of imputation methods

    Fiona M Shrive;Fiona M Shrive;Heather Stuart;Heather Stuart;Hude Quan;Hude Quan;William A Ghali

  • How to practice person-centred care: A conceptual framework

    Maria Jose Santana;Kimberly Manalili;Rachel J Jolley;Sandra Zelinsky

  • Validity of information on comorbidity derived rom ICD-9-CCM administrative data.

    Hude Quan;Gerry A Parsons;William A Ghali

  • Comparison of the Elixhauser and Charlson/Deyo methods of comorbidity measurement in administrative data.

    Danielle A Southern;Hude Quan;William A Ghali

  • Adapting the charlson comorbidity index for use in patients with ESRD

    Brenda R Hemmelgarn;Braden J Manns;Hude Quan;William A Ghali

  • An administrative data merging solution for dealing with missing data in a clinical registry: adaptation from ICD-9 to ICD-10

    Danielle A Southern;Colleen M Norris;Hude Quan;Fiona M Shrive

  • Validity of Procedure Codes in International Classification of Diseases, 9th revision, Clinical Modification Administrative Data

    Hude Quan;Gerry A Parsons;William A Ghali

  • Methods for identifying 30 chronic conditions: application to administrative data

    Marcello Tonelli;Natasha Wiebe;Martin Fortin;Bruce Guthrie

  • Risk adjustment performance of Charlson and Elixhauser comorbidities in ICD-9 and ICD-10 administrative databases

    Bing Li;Bing Li;Dewey Evans;Peter Faris;Stafford Dean;Stafford Dean

  • Symptomatic In-Hospital Deep Vein Thrombosis and Pulmonary Embolism Following Hip and Knee Arthroplasty Among Patients Receiving Recommended Prophylaxis: A Systematic Review

    Jean-Marie Januel;Guanmin Chen;Christiane Ruffieux;Hude Quan

  • Validation of a Case Definition to Define Hypertension Using Administrative Data

    Hude Quan;Nadia Khan;Brenda R. Hemmelgarn;Karen Tu

  • Incidence of primary sclerosing cholangitis: a systematic review and meta-analysis.

    Natalie A. Molodecky;Hashim Kareemi;Rohan Parab;Herman W. Barkema

  • Incidence of Celiac Disease Is Increasing Over Time : A Systematic Review and Meta-analysis

    James A. King;Jocelyn Jeong;Fox E. Underwood;Joshua Quan

  • Physician interpretations and textbook definitions of blinding terminology in randomized controlled trials.

    P. J. Devereaux;Braden J. Manns;William A. Ghali;Hude Quan

Frequent Co-Authors

William A. Ghali
William A. Ghali University of Calgary
Brenda R. Hemmelgarn
Brenda R. Hemmelgarn University of Calgary
Finlay A. McAlister
Finlay A. McAlister University of Alberta
Nathalie Jette
Nathalie Jette Icahn School of Medicine at Mount Sinai
Braden J. Manns
Braden J. Manns University of Calgary
Marcello Tonelli
Marcello Tonelli University of Calgary
Robert P. Myers
Robert P. Myers University of Calgary
Patrick S. Romano
Patrick S. Romano University of California, Davis
Gilaad G. Kaplan
Gilaad G. Kaplan University of Calgary
Lisa M. Lix
Lisa M. Lix University of Manitoba

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