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Medicine

D-Index
77
Citations
18797
World Ranking
18534
National Ranking
359

Overview

Niklas Hammar is affiliated with the Karolinska Institute in Sweden and has an extensive publication record focused primarily on medicine. Their research spans several subfields including endocrinology, diabetes and metabolism, epidemiology, cardiology and cardiovascular medicine, hepatology, and molecular biology.

Hammar's recent published papers cover a variety of topics related to liver disease, metabolic disorders, cancer, and epidemiology. Notable publications include:

  • Repeated FIB-4 measurements can help identify individuals at risk of severe liver disease, 2020, Journal of Hepatology
  • Metabolic Profile and Long-Term Risk of Depression, Anxiety, and Stress-Related Disorders, 2024, JAMA Network Open
  • Tumor-Infiltrating B Lymphocyte Profiling Identifies IgG-Biased, Clonally Expanded Prognostic Phenotypes in Triple-Negative Breast Cancer, 2021, Cancer Research
  • Swedish Covid-19 Investigation for Future Insights - A Population Epidemiology Approach Using Register Linkage (SCIFI-PEARL), 2021, Clinical Epidemiology
  • Long-term risk of a major cardiovascular event by apoB, apoA-1, and the apoB/apoA-1 ratio-Experience from the Swedish AMORIS cohort: A cohort study, 2021, PLoS Medicine

Frequent co-authors in Hammar's work include Göran Walldius, Hannes Hagström, Mats Talbäck, Kamlesh Khunti, and Hungta Chen.

Hammar's research contributions are often published in journals such as the Journal of Hepatology, Diabetes Research and Clinical Practice, Diabetes Obesity and Metabolism, PLoS Medicine, and GeroScience.

The scientist's work covers key topics including:

  • Diabetes Treatment and Management
  • Liver Disease Diagnosis and Treatment
  • Diabetes Management and Research
  • Metabolism, Diabetes, and Cancer
  • Diabetes, Cardiovascular Risks, and Lipoproteins
  • Liver Disease and Transplantation
  • Diabetes and associated disorders

In total, Hammar has contributed to 148 publications in medicine, with a notable focus on 41 publications in endocrinology, diabetes and metabolism and 23 in epidemiology. Their work also includes 14 publications each in cardiology and cardiovascular medicine, hepatology, and molecular biology.

Best Publications

  • The new Swedish Prescribed Drug Register—Opportunities for pharmacoepidemiological research and experience from the first six months

    Björn Wettermark;Björn Wettermark;Niklas Hammar;Niklas Hammar;C. MichaelFored;Andrejs Leimanis

  • Lower Risk of Heart Failure and Death in Patients Initiated on Sodium-Glucose Cotransporter-2 Inhibitors Versus Other Glucose-Lowering Drugs: The CVD-REAL Study (Comparative Effectiveness of Cardiovascular Outcomes in New Users of Sodium-Glucose Cotransporter-2 Inhibitors).

    Mikhail Kosiborod;Matthew A. Cavender;Alex Z. Fu;John P. Wilding

  • Stroke in paroxysmal atrial fibrillation: report from the Stockholm Cohort of Atrial Fibrillation.

    Leif Friberg;Niklas Hammar;Niklas Hammar;Mårten Rosenqvist

  • Cardiovascular Events Associated With SGLT-2 Inhibitors Versus Other Glucose-Lowering Drugs: The CVD-REAL 2 Study

    Mikhail Kosiborod;Carolyn S.P. Lam;Shun Kohsaka;Dae Jung Kim;Dae Jung Kim

  • High effort, low reward, and cardiovascular risk factors in employed Swedish men and women: baseline results from the WOLF Study.

    Richard Peter;Lars Alfredsson;Niklas Hammar;Johannes Siegrist

  • Uric acid and risk of myocardial infarction, stroke and congestive heart failure in 417,734 men and women in the Apolipoprotein MOrtality RISk study (AMORIS).

    I. Holme;A. H. Aastveit;N. Hammar;N. Hammar;I. Jungner

  • Alcohol consumption and type 2 diabetes Meta-analysis of epidemiological studies indicates a U-shaped relationship.

    S. Carlsson;S. Carlsson;N. Hammar;N. Hammar;V. Grill

  • Therapeutic inertia in the treatment of hyperglycaemia in patients with type 2 diabetes: A systematic review.

    Kamlesh Khunti;Marilia B. Gomes;Stuart Pocock;Marina V. Shestakova

  • A national record linkage to study acute myocardial infarction incidence and case fatality in Sweden.

    Niklas Hammar;Lars Alfredsson;Mans Rosen;Curt-Lennart Spetz

  • Stroke prophylaxis in atrial fibrillation: who gets it and who does not? Report from the Stockholm Cohort-study on Atrial Fibrillation (SCAF-study).

    Leif Friberg;Niklas Hammar;Niklas Hammar;Mattias Ringh;Hans Pettersson

  • Alcohol consumption and the incidence of type 2 diabetes: a 20-year follow-up of the Finnish twin cohort study.

    Sofia Carlsson;Niklas Hammar;Valdemar Grill;Jaakko Kaprio

  • Sex differences in survival after myocardial infarction in Sweden. Data from the Swedish National Acute Myocardial Infarction register

    A Rosengren;C L Spetz;M Köster;N Hammar

  • Coffee consumption, type 2 diabetes and impaired glucose tolerance in Swedish men and women.

    E. E. Agardh;S. Carlsson;A. A. Ahlbom;S. Efendic

  • Vascular complications in patients with type 2 diabetes: prevalence and associated factors in 38 countries (the DISCOVER study program)

    Mikhail Kosiborod;Marilia B Gomes;Antonio Nicolucci;Stuart Pocock

  • Incidence of cancer among Nordic airline pilots over five decades: occupational cohort study

    Eero Pukkala;Rafael Aspholm;Anssi Auvinen;Harald Eliasch

  • Incidence of urinary tract infection among patients with type 2 diabetes in the UK General Practice Research Database (GPRD)

    Ishan Hirji;Zhenchao Guo;Susan W. Andersson;Niklas Hammar

  • Increased mortality in paroxysmal atrial fibrillation: report from the Stockholm Cohort-Study of Atrial Fibrillation (SCAF)

    Leif Friberg;Niklas Hammar;Niklas Hammar;Hans Pettersson;Mårten Rosenqvist

  • Job strain, social support at work, and incidence of myocardial infarction.

    Niklas Hammar;Lars Alfredsson;Jeffrey V. Johnson

  • Mortality from Cancer and Other Causes among Airline Cabin Attendants in Europe: A Collaborative Cohort Study in Eight Countries

    Hajo Zeeb;Maria Blettner;Ingo Langner;Gaël P. Hammer

  • Blood biomarkers of carbohydrate, lipid, and apolipoprotein metabolisms and risk of amyotrophic lateral sclerosis: A more than 20-year follow-up of the Swedish AMORIS cohort.

    Daniela Mariosa;Niklas Hammar;Håkan Malmström;Caroline Ingre

Frequent Co-Authors

Lars Holmberg
Lars Holmberg King's College London
Mats Lambe
Mats Lambe Karolinska Institute
Mikhail Kosiborod
Mikhail Kosiborod University of Missouri–Kansas City
Lars Alfredsson
Lars Alfredsson Karolinska Institute
Kamlesh Khunti
Kamlesh Khunti University of Leicester
Anders Ahlbom
Anders Ahlbom Karolinska Institute
Jaakko Kaprio
Jaakko Kaprio University of Helsinki
Stuart J. Pocock
Stuart J. Pocock London School of Hygiene & Tropical Medicine
Iichiro Shimomura
Iichiro Shimomura Osaka University
Hirotaka Watada
Hirotaka Watada Juntendo University

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