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Karl Peltzer

Karl Peltzer

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Psychology
Taiwan
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 82 1307 1160 1 1 927 30938

Karl Peltzer publications per year

The chart shows the history of publications by Karl Peltzer between 1969 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Karl Peltzer published across 57 years, from 1969 to 2025, averaging 20.8 papers a year. Output peaked at 86 publications in 2019. 88 of the 1,183 publications appeared in the last two years.

No. of publications
20 40 60 80
Bar chart. Horizontal axis: year, 1969 to 2025. Vertical axis: number of publications, 0 to 86. Peak 86 publications in 2019. 1969: 1 publication 1970: 0 publications 1971: 0 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 1 publication 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 5 publications 1990: 0 publications 1991: 2 publications 1992: 1 publication 1993: 1 publication 1994: 0 publications 1995: 0 publications 1996: 0 publications 1997: 4 publications 1998: 8 publications 1999: 15 publications 2000: 15 publications 2001: 23 publications 2002: 24 publications 2003: 27 publications 2004: 20 publications 2005: 22 publications 2006: 22 publications 2007: 15 publications 2008: 32 publications 2009: 38 publications 2010: 33 publications 2011: 49 publications 2012: 60 publications 2013: 53 publications 2014: 54 publications 2015: 52 publications 2016: 48 publications 2017: 61 publications 2018: 59 publications 2019: 86 publications 2020: 82 publications 2021: 85 publications 2022: 61 publications 2023: 36 publications 2024: 36 publications 2025: 52 publications
1969 2025

1,183 publications in total across all disciplines

View publications per year as a table
Karl Peltzer: publications per year, 1969 to 2025
Year Publications
1969 1
1970 0
1971 0
1972 0
1973 0
1974 0
1975 0
1976 0
1977 0
1978 0
1979 0
1980 0
1981 1
1982 0
1983 0
1984 0
1985 0
1986 0
1987 0
1988 0
1989 5
1990 0
1991 2
1992 1
1993 1
1994 0
1995 0
1996 0
1997 4
1998 8
1999 15
2000 15
2001 23
2002 24
2003 27
2004 20
2005 22
2006 22
2007 15
2008 32
2009 38
2010 33
2011 49
2012 60
2013 53
2014 54
2015 52
2016 48
2017 61
2018 59
2019 86
2020 82
2021 85
2022 61
2023 36
2024 36
2025 52
Total 1,183
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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.

No. of scientists
200 400 600
Bar chart with 69 bars. Horizontal axis: publications, 31–40 to 705+. Vertical axis: number of scientists, 0 to 736. Most scientists, 736, have 101–110 publications. The last bar groups every scientist with 705 publications or more. The highlighted bar, 705+ publications, is where this scientist sits. 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
31–40 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.

View publications distribution as a table
Number of Psychology scientists by publication count, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
Publications Scientists This scientist
31–40 6
41–50 52
51–60 138
61–70 299
71–80 461
81–90 605
91–100 713
101–110 736
111–120 686
121–130 670
131–140 644
141–150 597
151–160 576
161–170 477
171–180 450
181–190 397
191–200 343
201–210 328
211–220 313
221–230 283
231–240 226
241–250 196
251–260 201
261–270 171
271–280 151
281–290 139
291–300 113
301–310 102
311–320 100
321–330 76
331–340 92
341–350 85
351–360 69
361–370 71
371–380 63
381–390 58
391–400 57
401–410 43
411–420 33
421–430 50
431–440 41
441–450 32
451–460 27
461–470 28
471–480 25
481–490 28
491–500 20
501–510 23
511–520 26
521–530 17
531–540 21
541–550 14
551–560 16
561–570 10
571–580 22
581–590 9
591–600 14
601–610 9
611–620 11
621–630 4
631–640 7
641–650 5
651–660 10
661–670 8
671–680 8
681–690 4
691–700 3
701–704 4
705+ 100 927
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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.

No. of scientists
200 400 600
Bar chart with 58 bars. Horizontal axis: D-Index, 30–31 to 144+. Vertical axis: number of scientists, 0 to 702. Most scientists, 702, have 32–33 D-Index. The last bar groups every scientist with 144 D-Index or more. The highlighted bar, 82–83 D-Index, is where this scientist sits. 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
30–31 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.

View D-Index distribution as a table
Number of Psychology scientists by D-index, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
D-Index Scientists This scientist
30–31 398
32–33 702
34–35 671
36–37 659
38–39 641
40–41 671
42–43 617
44–45 558
46–47 495
48–49 487
50–51 445
52–53 390
54–55 408
56–57 345
58–59 325
60–61 321
62–63 248
64–65 290
66–67 218
68–69 219
70–71 215
72–73 183
74–75 169
76–77 132
78–79 137
80–81 120
82–83 112 82
84–85 86
86–87 101
88–89 83
90–91 77
92–93 70
94–95 78
96–97 58
98–99 53
100–101 57
102–103 48
104–105 53
106–107 46
108–109 24
110–111 35
112–113 27
114–115 32
116–117 31
118–119 22
120–121 16
122–123 24
124–125 18
126–127 11
128–129 19
130–131 10
132–133 16
134–135 10
136–137 12
138–139 8
140–141 5
142–143 12
144+ 98
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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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