Kaare Christensen

76.2k total citations · 7 hit papers
810 papers, 33.1k citations indexed

About

Kaare Christensen is a scholar working on Genetics, Pediatrics, Perinatology and Child Health and Molecular Biology. According to data from OpenAlex, Kaare Christensen has authored 810 papers receiving a total of 33.1k indexed citations (citations by other indexed papers that have themselves been cited), including 243 papers in Genetics, 182 papers in Pediatrics, Perinatology and Child Health and 143 papers in Molecular Biology. Recurrent topics in Kaare Christensen's work include Birth, Development, and Health (148 papers), Health disparities and outcomes (94 papers) and Genetic Associations and Epidemiology (81 papers). Kaare Christensen is often cited by papers focused on Birth, Development, and Health (148 papers), Health disparities and outcomes (94 papers) and Genetic Associations and Epidemiology (81 papers). Kaare Christensen collaborates with scholars based in Denmark, United States and Germany. Kaare Christensen's co-authors include James W. Vaupel, Matt McGue, Gabriele Doblhammer, Roland Rau, Axel Skytthe, Lene Christiansen, Kirsten Ohm Kyvik, Jacob Hjelmborg, Henrik Frederiksen and Niels V. Holm and has published in prestigious journals such as Science, New England Journal of Medicine and Proceedings of the National Academy of Sciences.

In The Last Decade

Kaare Christensen

782 papers receiving 32.0k citations

Hit Papers

5 papers align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Ageing populations: the challenges ahead

2009 2.6k citations Kaare Christensen, James W. Vaupel et al. profile →
Biodemographic Trajectories of Longevity

1998 737 citations James W. Vaupel, Kaare Christensen et al. profile →
Survival, disabilities in activities of daily living, and physical and cognitive functioning among the oldest-old in China: a cohort study

2017 569 citations Kaare Christensen, James W. Vaupel et al. profile →
Telomere Fluorescence Measurements in Granulocytes and T Lymphocyte Subsets Point to a High Turnover of Hematopoietic Stem Cells and Memory T Cells in Early Childhood

1999 553 citations Claus Bischoff, Kaare Christensen et al. profile →
Men: good health and high mortality. Sex differences in health and aging

2008 474 citations Anna Oksuzyan, James W. Vaupel et al. profile →
Heritability of Schizophrenia and Schizophrenia Spectrum Based on the Nationwide Danish Twin Register

2017 345 citations Axel Skytthe, Kaare Christensen et al. profile →
Women live longer than men even during severe famines and epidemics

2018 203 citations Virginia Zarulli, J. Jones et al. Proceedings of the National Academy of Sciences profile →

Peers

Countries citing papers authored by Kaare Christensen

Since Specialization

Citations

This map shows the geographic impact of Kaare Christensen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Kaare Christensen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Kaare Christensen more than expected).

Fields of papers citing papers by Kaare Christensen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Kaare Christensen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Kaare Christensen. The network helps show where Kaare Christensen may publish in the future.

Co-authorship network of co-authors of Kaare Christensen

This figure shows the co-authorship network connecting the top 25 collaborators of Kaare Christensen. A scholar is included among the top collaborators of Kaare Christensen based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Kaare Christensen. Kaare Christensen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Emerging uncertainty on the anti-aging potential of metformin 2025 ·Ageing Research Reviews ·(unknown), Jesper Hallas, Richard A. Miller, Samy Suissa, Kaare Christensen	1
2	Mosaic loss of Y chromosome and the association to mortality in Danish men aged 56–100 years 2024 ·Mechanisms of Ageing and Development ·(unknown), Jonas Mengel‐From, (unknown), Jacob Krabbe Pedersen, Bernard Jeune, Karen Andersen‐Ranberg, Jacob Hjelmborg, Kaare Christensen, Richard Röttger, Marianne Nygaard	0
3	Postmenopausal hormone therapy and mortality before and after the Women’s Health Initiative study 2023 ·Scientific Reports ·(unknown), Mikael Thinggaard, Jesper Hallas, Merete Osler, Kaare Christensen	1
4	Remember this: Age moderation of genetic and environmental contributions to verbal episodic memory from midlife through late adulthood 2023 ·Intelligence ·Susan E. Luczak, Christopher R. Beam, Shandell Pahlen, (unknown), (unknown), Chandra A. Reynolds, Matthew S. Panizzon, Vibeke S. Catts, Kaare Christensen, Deborah Finkel, Carol E. Franz, William S. Kremen, (unknown), Matt McGue, Marianne Nygaard, Brenda L. Plassman, Keith E. Whitfield, Nancy L. Pedersen, Margaret Gatz	0
5	Rare genetic variants correlate with better processing speed 2023 ·Neurobiology of Aging ·Zeyuan Song, Anastasia Gurinovich, Marianne Nygaard, Jonas Mengel‐From, Stacy L. Andersen, Stephanie Cosentino, Nicole Schupf, Joseph Lee, Joseph M. Zmuda, Svetlana Ukraintseva, Konstantin G. Arbeev, Kaare Christensen, Thomas T. Perls, Paola Sebastiani	1
6	Parallel Progress in Perceived Age and Life Expectancy 2019 ·The Journals of Gerontology Series A ·Ulrich K. Steiner, Lisbeth Aagaard Larsen, Kaare Christensen	4
7	Women live longer than men even during severe famines and epidemics breakdown → 2018 ·Proceedings of the National Academy of Sciences ·Virginia Zarulli, J. Jones, Anna Oksuzyan, Rune Lindahl‐Jacobsen, Kaare Christensen, James W. Vaupel	203
8	Risk of Sex-Specific Cancers in Opposite-Sex and Same-Sex Twins in Denmark and Sweden 2015 ·Cancer Epidemiology Biomarkers & Prevention ·Linda Juel Ahrenfeldt, Axel Skytthe, Sören Möller, Kamila Czene, Hans‐Olov Adami, Lorelei A. Mucci, Jaakko Kaprio, Inge Petersen, Kaare Christensen, Rune Lindahl‐Jacobsen	11
9	Academic Performance in Adolescence after Inguinal Hernia Repair in Infancy 2011 ·Anesthesiology ·Tom G. Hansen, Jacob Krabbe Pedersen, Steen W. Henneberg, Dorthe Pedersen, Jeffrey C. Murray, N S Morton, Kaare Christensen	231
10	The Danish Twin Registry in the New Millennium 2006 ·Twin Research and Human Genetics ·Axel Skytthe, Kirsten Ohm Kyvik, Lise Bathum, Niels V. Holm, James W. Vaupel, Kaare Christensen	81
11	The Danish Twin Registry in the New Millennium 2006 ·Twin Research and Human Genetics ·Axel Skytthe, Kirsten Ohm Kyvik, Lise Bathum, Niels V. Holm, James W. Vaupel, Kaare Christensen	82
12	Telomere Length Among the Elderly and Oldest-Old 2005 ·Twin Research and Human Genetics ·Claus Bischoff, Jesper Graakjær, Hans Petersen, Bernard Jeune, Vilhelm A. Bohr, (unknown), Kaare Christensen	27
13	Reproducibility and validity of simple questions to identify urinary incontinence in elderly women 2004 ·Acta Obstetricia Et Gynecologica Scandinavica ·(unknown), Kaare Christensen, (unknown), Jakob Kragstrup	13
14	Reproducibility and validity of simple questions to identify urinary incontinence in elderly women 2004 ·Acta Obstetricia Et Gynecologica Scandinavica ·(unknown), Kaare Christensen, (unknown), Jakob Kragstrup	37
15	Genetic and environmental influences on urinary incontinence: a Danish population‐based twin study of middle‐aged and elderly women 2004 ·Acta Obstetricia Et Gynecologica Scandinavica ·(unknown), Jakob Kragstrup, David Gaist, Kaare Christensen	51
16	Survival After Pancreas Transplantation in Patients With Diabetes and Preserved Kidney Function 2004 ·JAMA ·Olga Basso, Ellen A. Nøhr, Kaare Christensen, Jørn Olsen, (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown)	4
17	Longevity Studies in GenomEUtwin 2003 ·Twin Research ·Axel Skytthe, Nancy L. Pedersen, Jaakko Kaprio, Maria Antonietta Stazi, Jacob Hjelmborg, Ivan A. Iachine, James W. Vaupel, Kaare Christensen	9
18	Longevity Studies in GenomEUtwin 2003 ·Twin Research ·Axel Skytthe, Nancy L. Pedersen, Jaakko Kaprio, Maria Antonietta Stazi, Jacob Hjelmborg, Ivan A. Iachine, James W. Vaupel, Kaare Christensen	93
19	The Danish Twin Registry: 127 Birth Cohorts of Twins 2002 ·Twin Research ·Axel Skytthe, Kirsten Ohm Kyvik, Niels V. Holm, James W. Vaupel, Kaare Christensen	42
20	The Effect of Losing the Twin and Losing the Partner on Mortality 2002 ·Twin Research ·Cecilia Tomassini, Alessandro Rosina, Francesco C. Billari, Axel Skytthe, Kaare Christensen	10

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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