World's Best Scientists 2026 revealed!
Jeffrey A. Johnson

Jeffrey A. Johnson

D-Index & Metrics

Medicine

D-Index
94
Citations
34722
World Ranking
10437
National Ranking
420

Jeffrey A. Johnson 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 Jeffrey A. Johnson 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: 514 publications — 60th percentile

60% of scientists in this discipline score the same or lower.

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

Jeffrey A. Johnson 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 Jeffrey A. Johnson 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: 94 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Overview

Jeffrey A. Johnson is affiliated with the University of Alberta in Canada and has a substantial body of research within the field of Medicine, with notable focus areas including Economics and Econometrics, General Health Professions, Endocrinology, Diabetes and Metabolism, and Public Health, Environmental and Occupational Health.

Their research encompasses multiple topics, with significant contributions in:

  • Health Systems, Economic Evaluations, Quality of Life
  • Health Policy Implementation Science
  • Diabetes Management and Education
  • Drilling and Well Engineering
  • Reservoir Engineering and Simulation Methods
  • Delphi Technique in Research
  • Chronic Disease Management Strategies

Johnson has authored and co-authored numerous papers, some recent examples include:

  • "Efficacy and safety of low and very low carbohydrate diets for type 2 diabetes remission: systematic review and meta-analysis of published and unpublished randomized trial data" (2021, BMJ)
  • "Food availability, accessibility and dietary practices during the COVID-19 pandemic: a multi-country survey" (2021, Public Health Nutrition)
  • "Selection of patient-reported outcome measures (PROMs) for use in health systems" (2021, Journal of Patient-Reported Outcomes)
  • "A multi-level approach for the use of routinely collected patient-reported outcome measures (PROMs) data in healthcare systems" (2021, Journal of Patient-Reported Outcomes)
  • "A cluster randomized controlled trial for the Evaluation of routinely Measured PATient reported outcomes in HemodialYsis care (EMPATHY): a study protocol" (2020, BMC Health Services Research)

Their frequent co-authors include Fatima Al Sayah, Arto Öhinmaa, Dean T. Eurich, Hilary Short, and Lisa Wozniak.

Johnson's publications are often featured in venues such as:

  • Journal of Patient-Reported Outcomes
  • Quality of Life Research
  • The Journal of Urology
  • OPAL (Open@LaTrobe) (La Trobe University)
  • UNC Libraries

Best Publications

  • A meta-analysis of the association between adherence to drug therapy and mortality

    Scot H Simpson;Dean T Eurich;Sumit R Majumdar;Rajdeep S Padwal

  • Physical activity level and health-related quality of life in the general adult population: A systematic review

    Raphaël Bize;Jeffrey A. Johnson;Ronald C. Plotnikoff

  • Improved clinical outcomes associated with metformin in patients with diabetes and heart failure.

    Dean T. Eurich;Sumit R. Majumdar;Finlay A. McAlister;Ross T. Tsuyuki

  • Decreased mortality associated with the use of metformin compared with sulfonylurea monotherapy in type 2 diabetes.

    Jeffrey A. Johnson;Sumit R. Majumdar;Scot H. Simpson;Ellen L. Toth

  • Benefits and harms of antidiabetic agents in patients with diabetes and heart failure: systematic review

    Dean T Eurich;Finlay A McAlister;David F Blackburn;Sumit R Majumdar

  • Self-reported health status of the general adult U.S. population as assessed by the EQ-5D and Health Utilities Index.

    Nan Luo;Jeffrey A. Johnson;James W. Shaw;David Feeny

  • A Time Trade-off-derived Value Set of the EQ-5D-5L for Canada.

    Feng Xie;Eleanor Pullenayegum;Kathy Gaebel;Nick Bansback

  • Health Literacy and Health Outcomes in Diabetes: A Systematic Review

    Fatima Al Sayah;Sumit R. Majumdar;Beverly Williams;Sandy Robertson

  • A Randomized Trial of the Effect of Community Pharmacist Intervention on Cholesterol Risk Management: The Study of Cardiovascular Risk Intervention by Pharmacists (SCRIP)

    Ross T. Tsuyuki;Jeffrey A. Johnson;Koon K. Teo;Scot H. Simpson

  • Comparative Safety and Effectiveness of Metformin in Patients With Diabetes Mellitus and Heart Failure Systematic Review of Observational Studies Involving 34 000 Patients

    Dean T. Eurich;Daniala L. Weir;Sumit R. Majumdar;Ross T. Tsuyuki

  • Valuation of EuroQOL (EQ-5D) Health States in an Adult US Sample

    Jeffrey A. Johnson;Stephen Joel Coons;Alex Ergo;George Szava-Kovats

  • Cross-sectional validity of a modified Edmonton symptom assessment system in dialysis patients: A simple assessment of symptom burden

    S.N. Davison;G.S. Jhangri;J.A. Johnson

  • Prevalence of transmitted drug resistance associated mutations and HIV-1 subtypes in new HIV-1 diagnoses, U.S.-2006.

    William Wheeler;Rebecca Ziebell;Helena Zabina;Danuta Pieniazek

  • Clinical review: Effect of vitamin D3 supplementation on improving glucose homeostasis and preventing diabetes: a systematic review and meta-analysis.

    Jennifer C. Seida;Joanna Mitri;Isabelle N. Colmers;Sumit R. Majumdar

  • Valuations of EQ-5D health states: are the United States and United Kingdom different?

    Jeffrey A. Johnson;Nan Luo;James W. Shaw;Paul Kind

  • Multimorbidity prevalence and patterns across socioeconomic determinants: a cross-sectional survey

    Calypse B Agborsangaya;Darren Lau;Markus Lahtinen;Tim Cooke

  • Dose–response relation between sulfonylurea drugs and mortality in type 2 diabetes mellitus: a population-based cohort study

    Scot H. Simpson;Sumit R. Majumdar;Ross T. Tsuyuki;Dean T. Eurich

  • Efficacy and safety of low and very low carbohydrate diets for type 2 diabetes remission: systematic review and meta-analysis of published and unpublished randomized trial data

    Joshua Z Goldenberg;Joshua Z Goldenberg;Andrew Day;Grant D Brinkworth;Junko Sato

  • Prospective study of hyperglycemia and cancer risk: response to Stattin et al.

    Samantha L. Bowker;Jeffrey A. Johnson

  • Increased cancer-related mortality for patients with type 2 diabetes who use sulfonylureas or insulin. Authors' reply

    Azeez Farooki;Stephen H. Schneider;Samantha L. Bowker;Sumit R. Majumdar

Frequent Co-Authors

Sumit R. Majumdar
Sumit R. Majumdar University of Alberta
Ross T. Tsuyuki
Ross T. Tsuyuki University of Alberta
Finlay A. McAlister
Finlay A. McAlister University of Alberta
Arto Ohinmaa
Arto Ohinmaa University of Alberta
David Feeny
David Feeny McMaster University
Ronald C. Plotnikoff
Ronald C. Plotnikoff University of Newcastle Australia
Braden J. Manns
Braden J. Manns University of Calgary
William A. Ghali
William A. Ghali University of Calgary
Brian H. Rowe
Brian H. Rowe University of Alberta
Raj Padwal
Raj Padwal University of Alberta

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