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D-Index & Metrics

Social Sciences and Humanities

D-Index
37
Citations
6944
World Ranking
6196
National Ranking
2964

James N. Laditka publication distribution in Social Sciences and Humanities in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Social Sciences and Humanities in 2026. The highlighted bar marks where James N. Laditka sits on this spectrum.

44–53 publications: 28 scientists 54–63 publications: 61 scientists 64–73 publications: 161 scientists 74–83 publications: 225 scientists 84–93 publications: 301 scientists 94–103 publications: 390 scientists 104–113 publications: 406 scientists 114–123 publications: 474 scientists 124–133 publications: 453 scientists 134–143 publications: 434 scientists 144–153 publications: 407 scientists 154–163 publications: 411 scientists 164–173 publications: 391 scientists 174–183 publications: 313 scientists 184–193 publications: 319 scientists 194–203 publications: 304 scientists 204–213 publications: 285 scientists 214–223 publications: 246 scientists 224–233 publications: 213 scientists 234–243 publications: 170 scientists 244–253 publications: 167 scientists 254–263 publications: 162 scientists 264–273 publications: 138 scientists 274–283 publications: 138 scientists 284–293 publications: 113 scientists 294–303 publications: 106 scientists 304–313 publications: 95 scientists 314–323 publications: 101 scientists 324–333 publications: 81 scientists 334–343 publications: 69 scientists 344–353 publications: 56 scientists 354–363 publications: 36 scientists 364–373 publications: 42 scientists 374–383 publications: 41 scientists 384–393 publications: 44 scientists 394–403 publications: 27 scientists 404–413 publications: 30 scientists 414–423 publications: 20 scientists 424–433 publications: 29 scientists 434–443 publications: 29 scientists 444–453 publications: 25 scientists 454–463 publications: 19 scientists 464–473 publications: 21 scientists 474–483 publications: 11 scientists 484–493 publications: 17 scientists 494–503 publications: 7 scientists 504–513 publications: 6 scientists 514–523 publications: 12 scientists 524–533 publications: 10 scientists 534–543 publications: 7 scientists 544–553 publications: 6 scientists 554–563 publications: 12 scientists 564–569 publications: 8 scientists 570+ publications: 100 scientists
44 publications 570+

This scientist: 157 publications — 45th percentile

45% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 570 publications or more.

James N. Laditka D-index placement in Social Sciences and Humanities in 2026

The chart shows the D-index (discipline H-index) distribution of Social Sciences and Humanities scientists ranked by Research.com in 2026. The highlighted bar marks where James N. Laditka sits on this spectrum.

30 D-Index: 177 scientists 31 D-Index: 210 scientists 32 D-Index: 222 scientists 33 D-Index: 188 scientists 34 D-Index: 181 scientists 35 D-Index: 243 scientists 36 D-Index: 261 scientists 37 D-Index: 272 scientists 38 D-Index: 278 scientists 39 D-Index: 300 scientists 40 D-Index: 297 scientists 41 D-Index: 308 scientists 42 D-Index: 313 scientists 43 D-Index: 300 scientists 44 D-Index: 269 scientists 45 D-Index: 260 scientists 46 D-Index: 228 scientists 47 D-Index: 251 scientists 48 D-Index: 203 scientists 49 D-Index: 186 scientists 50 D-Index: 187 scientists 51 D-Index: 166 scientists 52 D-Index: 138 scientists 53 D-Index: 141 scientists 54 D-Index: 131 scientists 55 D-Index: 137 scientists 56 D-Index: 109 scientists 57 D-Index: 129 scientists 58 D-Index: 95 scientists 59 D-Index: 105 scientists 60 D-Index: 106 scientists 61 D-Index: 86 scientists 62 D-Index: 94 scientists 63 D-Index: 77 scientists 64 D-Index: 79 scientists 65 D-Index: 59 scientists 66 D-Index: 68 scientists 67 D-Index: 51 scientists 68 D-Index: 49 scientists 69 D-Index: 40 scientists 70 D-Index: 43 scientists 71 D-Index: 40 scientists 72 D-Index: 50 scientists 73 D-Index: 46 scientists 74 D-Index: 43 scientists 75 D-Index: 45 scientists 76 D-Index: 45 scientists 77 D-Index: 30 scientists 78 D-Index: 25 scientists 79 D-Index: 31 scientists 80 D-Index: 29 scientists 81 D-Index: 18 scientists 82 D-Index: 21 scientists 83 D-Index: 26 scientists 84 D-Index: 15 scientists 85 D-Index: 15 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 12 scientists 89 D-Index: 7 scientists 90 D-Index: 19 scientists 91 D-Index: 20 scientists 92 D-Index: 13 scientists 93 D-Index: 9 scientists 94 D-Index: 13 scientists 95 D-Index: 8 scientists 96 D-Index: 7 scientists 97 D-Index: 6 scientists 98 D-Index: 6 scientists 99 D-Index: 6 scientists 100+ D-Index: 97 scientists
30 D-Index 100+

This scientist: 37 D-Index — 23rd percentile

23% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 100 D-Index or more.

Overview

James N. Laditka is affiliated with the University of North Carolina at Charlotte in the United States. Their research primarily focuses on health professions, psychology, and social sciences, with a significant emphasis on clinical psychology and general health professions. Their work also covers specialized areas such as safety research, speech and hearing, and public health, environmental, and occupational health.

The main topics explored in their research include family and disability support, adolescent and pediatric healthcare, workplace health and well-being, employment and welfare studies, disability education and employment, suicide and self-harm studies, and occupational health and safety research.

Recent publications by Laditka showcase a broad spectrum of research interests. Notable papers include:

  • Mental health risks of parents of children with developmental disabilities: A nationally representative study in the United States, 2020, published in Disability and Health Journal
  • Severe developmental disability and the transition to adulthood, 2020, published in Disability and Health Journal
  • Psychological distress is more common in some occupations and increases with job tenure: a thirty-seven year panel study in the United States, 2023, published in BMC Psychology
  • Suicide mortality rates in farm-related occupations and the agriculture industry in the United States, 2021, published in American Journal of Industrial Medicine
  • Work-related asthma in the USA: nationally representative estimates with extended follow-up, 2020, published in Occupational and Environmental Medicine

Their frequent coauthors include Sarah B. Laditka, Jessica Hoyle, Ahmed A. Arif, Oluwaseun Adeyemi, and Jan Warren-Findlow. These collaborations have contributed to a range of studies, particularly in disability, mental health, and occupational health.

James N. Laditka has contributed to publications in several journals, with multiple papers appearing in the Disability and Health Journal and Innovation in Aging. Other venues include BMC Psychology, American Journal of Industrial Medicine, and Occupational and Environmental Medicine.

Best Publications

  • Cardiorespiratory Fitness and Adiposity as Mortality Predictors in Older Adults

    Xuemei Sui;Michael J. LaMonte;James N. Laditka;James W. Hardin

  • Access to health care and hospitalization for ambulatory care sensitive conditions.

    Zahid Ansari;James N. Laditka;Sarah B. Laditka

  • Effect of Exercise on Cognitive Performance in Community-Dwelling Older Adults: Review of Intervention Trials and Recommendations for Public Health Practice and Research

    Mark Snowden;Lesley Steinman;Kara Mochan;Francine Grodstein

  • Older adults' perceived physical activity enablers and barriers: a multicultural perspective.

    Anna E. Mathews;Sarah B. Laditka;James N. Laditka;Sara Wilcox

  • Health care access in rural areas Evidence that hospitalization for ambulatory care-sensitive conditions in the United States may increase with the level of rurality

    James N. Laditka;Sarah B. Laditka;Janice C. Probst

  • More may be better: evidence of a negative relationship between physician supply and hospitalization for ambulatory care sensitive conditions.

    James N. Laditka;Sarah B. Laditka;Janice C. Probst

  • Attitudes About Aging Well Among a Diverse Group of Older Americans: Implications for Promoting Cognitive Health

    Sarah B. Laditka;Sara J. Corwin;James N. Laditka;Rui Liu

  • Hospital utilization for ambulatory care sensitive conditions: health outcome disparities associated with race and ethnicity.

    James N Laditka;Sarah B Laditka;Melanie P Mastanduno

  • Prospective study of cardiorespiratory fitness and depressive symptoms in women and men

    Xuemei Sui;James N. Laditka;Timiothy S. Church;James W. Hardin

  • Adult Children Helping Older Parents Variations in Likelihood and Hours by Gender, Race, and Family Role

    James N. Laditka;Sarah B. Laditka

  • Race, Ethnicity and Hospitalization for Six Chronic Ambulatory Care Sensitive Conditions in the USA

    James N. Laditka;Sarah B. Laditka

  • Nonoccupational physical activity by degree of urbanization and U.S. geographic region.

    Jared P. Reis;Heather R. Bowles;Barbara E. Ainsworth;Katrina D. Dubose

  • Patient perceptions of service quality in group versus solo practice clinics

    Herng Ching Lin;Sudha Xirasagar;James N. Laditka

  • ATTITUDES ABOUT AGING AND GENDER AMONG YOUNG, MIDDLE AGE, AND OLDER COLLEGE-BASED STUDENTS

    Sarah B. Laditka;Mary Fischer;James N. Laditka;David R. Segal

  • Perceptions and Beliefs About the Role of Physical Activity and Nutrition on Brain Health in Older Adults

    Sara Wilcox;Joseph R. Sharkey;Anna E. Mathews;James N. Laditka

  • Association between community health center and rural health clinic presence and county-level hospitalization rates for ambulatory care sensitive conditions: an analysis across eight US states

    Janice C Probst;James N Laditka;Sarah B Laditka

  • Cardiorespiratory Fitness as a Predictor of Fatal and Nonfatal Stroke in Asymptomatic Women and Men

    Steven P. Hooker;Xuemei Sui;Natalie Colabianchi;John E. Vena

  • Providing Shelter to Nursing Home Evacuees in Disasters: Lessons From Hurricane Katrina

    Sarah B. Laditka;James N. Laditka;Sudha Xirasagar;Carol B. Cornman

  • Cardiorespiratory fitness as a predictor of dementia mortality in men and women.

    Rui Liu;Xuemei Sui;James N. Laditka;Timothy S. Church

  • Estimated Functional Capacity Predicts Mortality in Older Adults

    Xuemei Sui;James N. Laditka;James W. Hardin;Steven N. Blair

  • Physician supply, physician diversity, and outcomes of primary health care for older persons in the United States.

    James N Laditka

  • CARDIORESPIRATORY FITNESS AND ADIPOSITY AS MORTALITY PREDICTORS IN OLDER ADULTS

    X Sui;M J LaMonte;J Laditka

Frequent Co-Authors

Sarah B. Laditka
Sarah B. Laditka University of North Carolina at Charlotte
Daniela B. Friedman
Daniela B. Friedman University of South Carolina
Bei Wu
Bei Wu New York University
Sara Wilcox
Sara Wilcox University of South Carolina
Steven N. Blair
Steven N. Blair University of South Carolina
Xuemei Sui
Xuemei Sui University of South Carolina
Rebecca G. Logsdon
Rebecca G. Logsdon University of Washington
Joseph R. Sharkey
Joseph R. Sharkey Texas A&M University
Douglas A. Wolf
Douglas A. Wolf Syracuse University
Carol Jagger
Carol Jagger Newcastle University

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