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Medicine

D-Index
81
Citations
28244
World Ranking
16497
National Ranking
180

Research.com Recognitions

  • 2010 - Member of Academia Europaea

Overview

Niels Keiding is affiliated with the University of Copenhagen in Denmark, focusing primarily on research within the field of Medicine. Their main research interests span a variety of subfields, including Immunology, Reproductive Medicine, Gender Studies, Pediatrics, Perinatology and Child Health, and Hematology.

The scientist's work frequently appears in notable publication venues such as Epidemiology, Journal of Affective Disorders, European Journal of Haematology, eJHaem, and Wiley StatsRef: Statistics Reference Online.

Key topics addressed in their research include Reproductive Health and Technologies, Demographic Trends and Gender Preferences, Assisted Reproductive Technology and Twin Pregnancy, Hematopoietic Stem Cell Transplantation, Immune Cell Function and Interaction, Maternal and Perinatal Health Interventions, and Global Healthcare and Medical Tourism.

Selected recent papers authored or co-authored by Niels Keiding highlight contributions across these areas:

  • The Use of Time to Pregnancy for Estimating and Monitoring Human Fecundity From Demographic and Health Surveys (2020, Epidemiology)
  • Is cesarean section a cause of affective disorders?-A national cohort study using sibling designs (2020, Journal of Affective Disorders)
  • High preharvest donor Foxp3 mRNA level predicts late relapse of acute lymphoblastic leukaemia after haematopoietic stem cell transplantation (2021, European Journal Of Haematology)
  • Higher recipient pre-transplant FOXP3 mRNA expression is associated with acute leukaemia relapse after HSCT (2022, eJHaem)
  • The Authors Respond (2021, Epidemiology)

The scientist collaborates regularly with frequent co-authors, including Mohamed M. Ali, Frank Eriksson, Thabo Matsaseng, Igor Toskin, and James Kiarie, indicating active engagement in multi-author studies.

In recognition of their academic engagement, Niels Keiding was named a Member of Academia Europaea in 2010.

Best Publications

  • Evidence for Decreasing Quality of Semen During Past 50 Years

    Elisabeth Carlsen;Aleksander Giwercman;Niels Keiding;Niels E. Skakkebaek

  • Male reproductive health and environmental xenoestrogens

    J Toppari;JC Larsen;P Christiansen;A Giwercman

  • Multi-state models for event history analysis

    Per Kragh Andersen;Niels Keiding

  • Thrombotic Stroke and Myocardial Infarction with Hormonal Contraception

    Øjvind Lidegaard;Aksel Jensen;Charlotte Wessel Skovlund;Niels Keiding

  • Regional differences in semen quality in Europe.

    Niels Jørgensen;Anne-Grethe Andersen;Florence Eustache;D. Stewart Irvine

  • Age-Specific Incidence and Prevalence: A Statistical Perspective

    Niels Keiding

  • Neurobehavioral deficits associated with PCB in 7-year-old children prenatally exposed to seafood neurotoxicants.

    Philippe Grandjean;Pal Weihe;Virlyn W. Burse;Larry L. Needham

  • High frequency of sub-optimal semen quality in an unselected population of young men

    A G Andersen;Tina Kold Jensen;E Carlsen;N Jørgensen

  • Thrombotic Stroke and Myocardial Infarction With Hormonal Contraception

    Øjvind Lidegaard;Ellen Løkkegaard;Aksel Jensen;Charlotte Wessel Skovlund

  • Evidence for increasing incidence of abnormalities of the human testis: a review.

    Aleksander Giwercman;Elisabeth Carlsen;Niels Keiding;Niels E. Skakkebaek

  • Time to pregnancy and semen parameters: a cross-sectional study among fertile couples from four European cities

    R. Slama;F. Eustache;B. Ducot;T.K. Jensen

  • Association of In Utero Exposure to Maternal Smoking with Reduced Semen Quality and Testis Size in Adulthood: A Cross-Sectional Study of 1,770 Young Men from the General Population in Five European Countries

    Tina Kold Jensen;Niels Jørgensen;Margus Punab;Trine B. Haugen

  • Depression as a prognostic factor for breast cancer mortality.

    Karen Hjerl;Elisabeth Wreford Andersen;Niels Keiding;Henning T. Mouridsen

  • Statistical methods for the analysis and presentation of the results of bone marrow transplants. Part I: unadjusted analysis.

    J P Klein;J D Rizzo;M J Zhang;N Keiding

  • The role of frailty models and accelerated failure time models in describing heterogeneity due to omitted covariates

    Niels Keiding;Per Kragh Andersen;John P. Klein

  • The association between early menopause and risk of ischaemic heart disease: influence of Hormone Therapy.

    E. Løkkegaard;Z. Jovanovic;B.L. Heitmann;N. Keiding

  • Risk of Acute Nonlymphocytic Leukemia and Preleukemia in Patients Treated with Cyclophosphamide for Non-Hodgkin's Lymphomas: Comparison with Results Obtained in Patients Treated for Hodgkin's Disease and Ovarian Carcinoma with Other Alkylating Agents

    Jens Pedersen-Bjergaard;Jens Ersbøll;Hilda Mygind Sørensen;Niels Keiding

  • Unemployment and mortality in Denmark, 1970-80.

    L Iversen;O Andersen;P K Andersen;K Christoffersen

  • Statistical methods for the analysis and presentation of the results of bone marrow transplants. Part 2: Regression modeling.

    J P Klein;J D Rizzo;M J Zhang;N Keiding

  • Evidence fordecreasing quality ofsemen during past50years

    Elisabeth Carlsen;Aleksander Giwercman;Niels Keiding;Niels ESkakkeblek

Frequent Co-Authors

Per Kragh Andersen
Per Kragh Andersen University of Copenhagen
Philippe Grandjean
Philippe Grandjean University of Southern Denmark
Niels E. Skakkebæk
Niels E. Skakkebæk University of Copenhagen
Tina Kold Jensen
Tina Kold Jensen University of Southern Denmark
Richard D. Gill
Richard D. Gill Leiden University
Ørnulf Borgan
Ørnulf Borgan University of Oslo
Pál Weihe
Pál Weihe University of the Faroe Islands
Niels Jørgensen
Niels Jørgensen University of Copenhagen
John P. Klein
John P. Klein Medical College of Wisconsin
Allan Krasnik
Allan Krasnik University of Copenhagen

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