World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
78
Citations
21412
World Ranking
18078
National Ranking
9012

Karla Zadnik 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 Karla Zadnik 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: 315 publications — 20th percentile

20% of scientists in this discipline score the same or lower.

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

Karla Zadnik 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 Karla Zadnik 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: 78 D-Index — 12th percentile

12% of scientists in this discipline score the same or lower.

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

Overview

Karla Zadnik is affiliated with The Ohio State University in the United States. Their research primarily focuses on epidemiology, radiology, nuclear medicine and imaging, and ophthalmology, with a substantial body of work in medicine overall. The scientist's work covers topics related to ophthalmology and visual impairment studies, corneal surgery and disorders, retinal diseases and treatments, glaucoma and retinal disorders, intraocular surgery and lenses, visual perception and processing mechanisms, and the impact of light on environment and health.

Their frequent publication venues include Optometry and Vision Science, Ophthalmology, JAMA Ophthalmology, Investigative Ophthalmology & Visual Science, and BMC Ophthalmology.

Recent publications by Karla Zadnik include:

  • Myopia Progression as a Function of Sex, Age, and Ethnicity, 2021, Investigative Ophthalmology & Visual Science
  • Reducing the Global Burden of Myopia by Delaying the Onset of Myopia and Reducing Myopic Progression in Children, 2020, Ophthalmology
  • Efficacy and Safety of 0.01% and 0.02% Atropine for the Treatment of Pediatric Myopia Progression Over 3 Years, 2023, JAMA Ophthalmology
  • Uncorrected Refractive Error and Distance Visual Acuity in Children Aged 6 to 14 Years, 2020, Optometry and Vision Science
  • Predicting the onset of myopia in children by age, sex, and ethnicity: Results from the CLEERE Study, 2024, Optometry and Vision Science

Frequent co-authors collaborating with Karla Zadnik include:

  • Donald O. Mutti
  • Loraine T. Sinnott
  • Susan A. Cotter
  • Lisa A. Jones-Jordan
  • Robert N. Kleinstein

The scientist's research contributions span multiple aspects of eye health, particularly focusing on myopia progression and management among pediatric populations. Their works address factors such as sex, age, ethnicity, and treatment efficacy, aiming to understand and reduce myopia's burden globally.

Best Publications

  • Parental Myopia, Near Work, School Achievement, and Children’s Refractive Error

    Donald O. Mutti;G. Lynn Mitchell;Melvin L. Moeschberger;Lisa A. Jones

  • Parental History of Myopia, Sports and Outdoor Activities, and Future Myopia

    Lisa A. Jones;Loraine T. Sinnott;Donald O. Mutti;Gladys L. Mitchell

  • Baseline findings in the Collaborative Longitudinal Evaluation of Keratoconus (CLEK) Study.

    Karla Zadnik;Joseph T. Barr;Timothy B. Edrington;Donald F. Everett

  • The repeatability of clinical measurements of dry eye.

    Kelly K Nichols;G Lynn Mitchell;Karla Zadnik

  • Refractive Error, Axial Length, and Relative Peripheral Refractive Error before and after the Onset of Myopia

    Donald O. Mutti;John R. Hayes;G. Lynn Mitchell;Lisa A. Jones

  • Refractive error and ethnicity in children.

    Robert N Kleinstein;Lisa A Jones;Sandral Hullett;Soonsi Kwon

  • Axial growth and changes in lenticular and corneal power during emmetropization in infants.

    Donald O. Mutti;G. Lynn Mitchell;Lisa A. Jones;Nina E. Friedman

  • The repeatability of measurement of the ocular components.

    K Zadnik;D O Mutti;A J Adams

  • The Effect of Parental History of Myopia on Children's Eye Size

    Karla Zadnik;William A. Satariano;Donald O. Mutti;Robert I. Sholtz

  • Collaborative Longitudinal Evaluation of Keratoconus (CLEK) Study: Methods and Findings to Date

    H. Wagner;J.T. Barr;K. Zadnik

  • Peripheral refraction and ocular shape in children.

    Donald O. Mutti;Robert I. Sholtz;Nina E. Friedman;Karla Zadnik

  • Ocular component data in schoolchildren as a function of age and gender

    Karla Zadnik;Ruth E Manny;Julie A Yu;G Lynn Mitchell

  • Biomicroscopic signs and disease severity in keratoconus. Collaborative Longitudinal Evaluation of Keratoconus (CLEK) Study Group.

    Karla Zadnik;Joseph T. Barr;Mae O. Gordon;Timothy B. Edrington

  • Accommodative Lag before and after the Onset of Myopia

    Donald O. Mutti;G. Lynn Mitchell;John R. Hayes;Lisa A. Jones

  • A randomized trial of the effects of rigid contact lenses on myopia progression.

    Jeffrey J. Walline;Lisa A. Jones;Donald O. Mutti;Karla Zadnik

  • Quality of life in keratoconus

    Steven M. Kymes;Jeffrey J. Walline;Karla Zadnik;Mae O. Gordon

  • Time Outdoors, Visual Activity, and Myopia Progression in Juvenile-Onset Myopes

    Lisa A. Jones-Jordan;Loraine T. Sinnott;Susan A. Cotter;Robert N. Kleinstein

  • Comparison of ocular component growth curves among refractive error groups in children.

    Lisa A. Jones;G. Lynn Mitchell;Donald O. Mutti;John R. Hayes

  • Prediction of Juvenile-Onset Myopia

    Karla Zadnik;Loraine T. Sinnott;Susan A. Cotter;Lisa A. Jones-Jordan

  • Optical and structural development of the crystalline lens in childhood

    D O Mutti;K Zadnik;R E Fusaro;N E Friedman

Frequent Co-Authors

Christopher J. Murphy
Christopher J. Murphy University of California, Davis
Chris A. Johnson
Chris A. Johnson University of Iowa
Kenneth B. Schechtman
Kenneth B. Schechtman Washington University in St. Louis
Peihua Qiu
Peihua Qiu University of Florida
Mary L. Marazita
Mary L. Marazita University of Pittsburgh
Gary Cutter
Gary Cutter University of Alabama at Birmingham
Jeffrey C. Murray
Jeffrey C. Murray University of Iowa
Kimberly D. Siegmund
Kimberly D. Siegmund University of Southern California
Rebecca D. Jackson
Rebecca D. Jackson The Ohio State University
Elena V. Semina
Elena V. Semina Medical College of Wisconsin

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