World's Best Scientists 2026 revealed!
Karl Peltzer

Karl Peltzer

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Psychology
Taiwan
2026

D-Index & Metrics

Psychology

D-Index
82
Citations
30938
World Ranking
1307
National Ranking
1

Karl Peltzer publication distribution in Psychology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Psychology in 2026. The highlighted bar marks where Karl Peltzer sits on this spectrum.

31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31 publications 705+

This scientist: 927 publications — 100th percentile

100% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

Karl Peltzer D-index placement in Psychology in 2026

The chart shows the D-index (discipline H-index) distribution of Psychology scientists ranked by Research.com in 2026. The highlighted bar marks where Karl Peltzer sits on this spectrum.

30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30 D-Index 144+

This scientist: 82 D-Index — 89th percentile

89% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Psychology in Taiwan Leader Award
  • 2025 - Research.com Psychology in Taiwan Leader Award
  • 2023 - Research.com Psychology in Taiwan Leader Award
  • 2022 - Research.com Psychology in Taiwan Leader Award

Overview

Karl Peltzer is affiliated with the Asian University in Taiwan and has a substantial body of research primarily within the fields of Medicine and Psychology. Their work spans various subfields including General Health Professions, Clinical Psychology, Public Health, Environmental and Occupational Health, Health, and Cardiology and Cardiovascular Medicine.

Their research topics cover areas such as:

  • Health disparities and outcomes
  • Obesity, Physical Activity, Diet
  • Child and Adolescent Psychosocial and Emotional Development
  • Mental Health Treatment and Access
  • Cardiovascular Health and Risk Factors
  • Adolescent Sexual and Reproductive Health
  • Global Public Health Policies and Epidemiology

Karl Peltzer has contributed articles to a range of publication venues, notably:

  • Journal of Psychology in Africa
  • Research Square (Research Square)
  • Journal of Human Behavior in the Social Environment
  • Preprints.org
  • Scientific Reports

Some of the recent papers authored or co-authored by Peltzer include:

  • "Nomogram for predicting overall survival in colorectal cancer with distant metastasis," 2021, BMC Gastroenterology
  • "Skipping Breakfast and Its Association with Health Risk Behaviour and Mental Health Among University Students in 28 Countries," 2020, Diabetes Metabolic Syndrome and Obesity
  • "Associations of physical partner violence and sexual violence victimization on health risk behaviours and mental health among university students from 25 countries," 2020, BMC Public Health
  • "Prevalence and associated factors of psychological distress among a national sample of in-school adolescents in Morocco," 2020, BMC Psychiatry
  • "Associations of loneliness with poor physical health, poor mental health and health risk behaviours among a nationally representative community-dwelling sample of middle-aged and older adults in India," 2021, International Journal of Geriatric Psychiatry

Frequent collaborators in Peltzer's research include:

  • Supa Pengpid
  • André Hajek
  • Razak M. Gyasi
  • В. П. Чехонин

Best Publications

  • Differences Between Tight and Loose Cultures: A 33-Nation Study

    Michele J . Gelfand;Jana L. Raver;Lisa Nishii;Lisa Art. Leslie

  • Work related stress, burnout, job satisfaction and general health of nurses

    Natasha Khamisa;Brian Federick Oldenburg;Karl Peltzer;Dragan Ilic

  • Data resource profile : the World Health Organization Study on global AGEing and adult health (SAGE)

    Paul Kowal;Somnath Chatterji;Nirmala Naidoo;Richard Biritwum

  • Adherence to antiretroviral therapy during and after pregnancy in low-income, middle-income, and high-income countries: a systematic review and meta-analysis.

    Jean B. Nachega;Olalekan A. Uthman;Olalekan A. Uthman;Jean Anderson;Karl Peltzer;Karl Peltzer

  • Burnout in relation to specific contributing factors and health outcomes among nurses: a systematic review.

    Natasha Khamisa;Karl Peltzer;Brian Federick Oldenburg

  • Prevalence of overweight/obesity and its associated factors among university students from 22 countries.

    Karl Peltzer;Supa Pengpid;T. Alafia Samuels;Neslihan Keser Özcan

  • Physical inactivity and associated factors among university students in 23 low-, middle- and high-income countries

    Supa Pengpid;Supa Pengpid;Karl Peltzer;Karl Peltzer;Karl Peltzer;Hemant Kumar Kassean;Jacques Philippe Tsala Tsala

  • Antiretroviral treatment adherence among HIV patients in KwaZulu-Natal, South Africa

    Karl Peltzer;Karl Peltzer;Natalie Friend-du Preez;Shandir Ramlagan;Jane Anderson

  • Prevalence, risk factors and disability associated with fall-related injury in older adults in low- and middle-incomecountries: results from the WHO Study on global AGEing and adult health (SAGE)

    Jennifer Stewart Williams;Jennifer Stewart Williams;Paul Kowal;Paul Kowal;Heather Hestekin;Tristan O’Driscoll

  • Alcohol use and problem drinking in South Africa: findings from a national population-based survey.

    K Peltzer;A Davids;P Njuho

  • Depression and associated factors in older adults in South Africa

    Karl Peltzer;Nancy Phaswana-Mafuya

  • Work related stress, burnout, job satisfaction and general health of nurses: A follow-up study.

    Natasha Khamisa;Natasha Khamisa;Karl Peltzer;Karl Peltzer;Karl Peltzer;Dragan Ilic;Brian Oldenburg

  • Prevalence of loss of all teeth (edentulism) and associated factors in older adults in China, Ghana, India, Mexico, Russia and South Africa.

    Karl Peltzer;Sandra Hewlett;Alfred E. Yawson;Paula Moynihan

  • Risk Factors and Disability Associated with Low Back Pain in Older Adults in Low- and Middle-Income Countries. Results from the WHO Study on Global AGEing and Adult Health (SAGE)

    Jennifer Stewart Williams;Nawi Ng;Karl Peltzer;Alfred Yawson

  • Use of traditional complementary and alternative medicine for HIV patients in KwaZulu-Natal, South Africa

    Karl Peltzer;Karl Peltzer;Natalie Friend-du Preez;Shandir Ramlagan;Henry Fomundam

  • Adolescent pregnancy and associated factors in South African youth

    G Mchunu;K Peltzer;B Tutshana;L Seutlwadi

  • Determinants of knowledge of HIV status in South Africa: results from a population-based HIV survey.

    Karl Peltzer;Karl Peltzer;Gladys Matseke;Thembile Mzolo;Mmapaseka Majaja

  • Illicit Drug Use and Treatment in South Africa: a review

    Karl Peltzer;Shandir Ramlagan;Bruce D. Johnson;Nancy Phaswana-Mafuya;Nancy Phaswana-Mafuya

  • Effect of personal and work stress on burnout, job satisfaction and general health of hospital nurses in South Africa

    Natasha Khamisa;Natasha Khamisa;Karl Peltzer;Karl Peltzer;Karl Peltzer;Dragan Ilic;Brian Oldenburg

  • Risk factors and child sexual abuse among secondary school students in the Northern Province (South Africa).

    Sylvester Ntomchukwu Madu;Karl Peltzer

  • Common risk factors for chronic non-communicable diseases among older adults in China, Ghana, Mexico, India, Russia and South Africa: the study on global AGEing and adult health (SAGE) wave 1

    Fan Wu;Yanfei Guo;Somnath Chatterji;Yang Zheng

  • Superstition, risk-taking and risk perception of accidents among South African taxi drivers

    Karl Peltzer;Walter Renner

  • The Prevalence and Social Determinants of Hypertension among Adults in Indonesia: A Cross-Sectional Population-Based National Survey.

    Karl Peltzer;Karl Peltzer;Supa Pengpid;Supa Pengpid

  • Prevalence of psychological distress and associated factors in tuberculosis patients in public primary care clinics in South Africa

    Karl Peltzer;Karl Peltzer;Pamela Naidoo;Pamela Naidoo;Gladys Matseke;Julia Louw

Frequent Co-Authors

Supa Pengpid
Supa Pengpid Mahidol University
Leickness C. Simbayi
Leickness C. Simbayi Human Sciences Research Council
Robert A. C. Ruiter
Robert A. C. Ruiter Maastricht University
Robert Colebunders
Robert Colebunders University of Antwerp
Somnath Chatterji
Somnath Chatterji World Health Organization
Judith McFarlane
Judith McFarlane Texas Woman's University
Perianayagam Arokiasamy
Perianayagam Arokiasamy Qatar University
Brian Oldenburg
Brian Oldenburg University of Melbourne
Olalekan A. Uthman
Olalekan A. Uthman University of Warwick
Jean B. Nachega
Jean B. Nachega University of Pittsburgh

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