World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
80
Citations
25455
World Ranking
17032
National Ranking
8543

Leigh F. Callahan 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 Leigh F. Callahan 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: 358 publications — 29th percentile

29% of scientists in this discipline score the same or lower.

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

Leigh F. Callahan 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 Leigh F. Callahan 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: 80 D-Index — 16th percentile

16% of scientists in this discipline score the same or lower.

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

Overview

Leigh F. Callahan is affiliated with the University of North Carolina at Chapel Hill in the United States. Their research primarily centers on medicine with a significant focus on rheumatology. Contributions also span related fields including surgery, psychiatry and mental health, pharmacology, and general health professions.

Their published work totals more than 270 papers, reflecting expertise across various topics in musculoskeletal and joint health. Key areas of study include osteoarthritis treatment and mechanisms, rheumatoid arthritis research and therapies, outcomes of total knee arthroplasty, musculoskeletal pain and rehabilitation, fibromyalgia and chronic fatigue syndrome research, hip disorders and treatments, and lower extremity biomechanics and pathologies.

Among recent significant publications involving or related to their field are:

  • 2019 American College of Rheumatology/Arthritis Foundation Guideline for the Management of Osteoarthritis of the Hand, Hip, and Knee, 2020, Arthritis Care & Research
  • 2019 American College of Rheumatology/Arthritis Foundation Guideline for the Management of Osteoarthritis of the Hand, Hip, and Knee, 2020, Arthritis & Rheumatology
  • Racial/Ethnic, Socioeconomic, and Geographic Disparities in the Epidemiology of Knee and Hip Osteoarthritis, 2020, Rheumatic Disease Clinics of North America
  • Effect of Diet and Exercise on Knee Pain in Patients With Osteoarthritis and Overweight or Obesity, 2022, JAMA
  • Knee osteoarthritis and time-to all-cause mortality in six community-based cohorts: an international meta-analysis of individual participant-level data, 2021, Aging Clinical and Experimental Research

Their collaborative work includes frequent co-authorship with several researchers, such as Yvonne M. Golightly, Amanda E. Nelson, Rebecca J. Cleveland, Todd A. Schwartz, and Joanne M. Jordan.

Common publication venues for their research encompass:

  • UNC Libraries
  • Osteoarthritis and Cartilage
  • Arthritis Care & Research
  • Osteoarthritis and Cartilage Open
  • Alzheimer's & Dementia

Best Publications

  • 2019 American College of Rheumatology/Arthritis Foundation Guideline for the Management of Osteoarthritis of the Hand, Hip, and Knee

    Sharon L. Kolasinski;Tuhina Neogi;Marc C. Hochberg;Carol Oatis

  • Development of a PROMIS item bank to measure pain interference

    Dagmar Amtmann;Karon F. Cook;Mark P. Jensen;Wen Hung Chen

  • Severe functional declines, work disability, and increased mortality in seventy-five rheumatoid arthritis patients studied over nine years

    Theodore Pincus;Leigh F. Callahan;William G. Sale;Arthur L. Brooks

  • Prevalence of knee symptoms and radiographic and symptomatic knee osteoarthritis in African Americans and Caucasians: the Johnston County Osteoarthritis Project.

    Joanne Marie Jordan;Charles G. Helmick;Jordan B Renner;Gheorghe Luta

  • Special article the economic cost and social and psychological impact of musculoskeletal conditions

    Edward Yelin;Leigh F. Callahan

  • The burden of musculoskeletal conditions at the start of the new millennium

    J. Agel;K. Akesson;P. C. Amadio;M. Anderson

  • Evidence of significant radiographic damage in rheumatoid arthritis within the first 2 years of disease.

    H. A. Fuchs;J. J. Kaye;Leigh F Callahan;E. P. Nance

  • The measurement of helplessness in rheumatoid arthritis. The development of the arthritis helplessness index.

    P M Nicassio;K A Wallston;L F Callahan;M Herbert

  • Prediction of Long-Term Mortality in Patients with Rheumatoid Arthritis according to Simple Questionnaire and Joint Count Measures

    Theodore Pincus;Raye H. Brooks;Leigh F. Callahan;Leigh F. Callahan

  • Taking mortality in rheumatoid arthritis seriously--predictive markers, socioeconomic status and comorbidity.

    T. Pincus;Leigh F Callahan

  • Longterm drug therapy for rheumatoid arthritis in seven rheumatology private practices: II. Second line drugs and prednisone.

    T Pincus;S B Marcum;L F Callahan

  • A genomewide screen in multiplex rheumatoid arthritis families suggests genetic overlap with other autoimmune diseases.

    Damini Jawaheer;Michael F. Seldin;Christopher I. Amos;Wei V. Chen

  • Social conditions and self-management are more powerful determinants of Health than access to care

    Theodore Pincus;Robert John Esther;Darren A Dewalt;Leigh F Callahan

  • A simplified twenty-eight-joint quantitative articular index in rheumatoid arthritis.

    Howard A. Fuchs;Raye H. Brooks;Leigh F. Callahan;Theodore Pincus

  • Developing and testing the health literacy universal precautions toolkit

    Darren A. DeWalt;Kimberly A. Broucksou;Victoria Hawk;Cindy Brach

  • Most chronic diseases are reported more frequently by individuals with fewer than 12 years of formal education in the age 18-64 United States population.

    Theodore Pincus;Leigh F. Callahan;Richard V. Burkhauser

  • A randomized, double-blind, crossover clinical trial of diclofenac plus misoprostol versus acetaminophen in patients with osteoarthritis of the hip or knee.

    T. Pincus;Gary G Koch;T. Sokka;J. Lefkowith

  • Self-report questionnaire scores in rheumatoid arthritis compared with traditional physical, radiographic, and laboratory measures.

    Theodore Pincus;Leigh F. Callahan;Raye H. Brooks;Howard A. Fuchs

  • What is the natural history of rheumatoid arthritis

    Theodore Pincus;Leigh F. Callahan

  • Screening the genome for rheumatoid arthritis susceptibility genes: A replication study and combined analysis of 512 multicase families

    Damini Jawaheer;Michael F. Seldin;Christopher I. Amos;Wei V. Chen

Frequent Co-Authors

Theodore Pincus
Theodore Pincus Rush University Medical Center
Larry W. Moreland
Larry W. Moreland University of Colorado Anschutz Medical Campus
S. Louis Bridges
S. Louis Bridges University of Alabama at Birmingham
Charles G. Helmick
Charles G. Helmick Centers for Disease Control and Prevention
Graciela S. Alarcón
Graciela S. Alarcón University of Alabama at Birmingham
Nigel K. Arden
Nigel K. Arden University of Oxford
Richard F. Loeser
Richard F. Loeser University of North Carolina at Chapel Hill
David T. Felson
David T. Felson Boston University
Christine Rini
Christine Rini Northwestern University
Jay S. Kaufman
Jay S. Kaufman McGill University

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