Orcid ID: 0000-0003-1191-373X

A total of 130 peer-reviewed publications in this list, 18 as first author, and 26 as last author. 2 preprints are available online.

Have published in 88 different journals.


2024
Buchardt, Ann-Sophie, Xiang Zhou, and Claus Thorn Ekstrøm (2024). “Joint Regression Analysis of Multiple Traits Based on Genetic Relationships”. In: Bioinformatics Advances , p. Accepted.

Coello, Klara, Helle Holstad Pedersen, Klaus Munkholm, Hanne Lie Kjærstad, Sharleny Stanislaus, Sisse Rye Ostrowski, Maria Faurholt-Jepsen, Kamilla Miskowiak, Ruth Frikke-Schmidt, Maj Vinberg, Claus Thorn Ekstrøm, Julie Lyng Forman, and Lars Vedel Kessing (2024). “A composite immune and vascular stress marker in patients newly diagnosed with bipolar disorder and their unaffected first-degree relatives”. In: Brain, Behavior and Immunity Accepted, pp. 1-.

Ekstrøm, Claus Thorn and Bendix Carstensen (2024). “Statistical models for assessing agreement for quantitative data with heterogeneous random raters and replicate measurements”. In: International Journal of Biostatistics Accepted, p. Accepted.

Villadsen, Sarah Fredsted, Helle Johnsen, Trine Damsted Rasmussen, Claus Thorn Ekstrøm, Janne Sørensen, Elie Azria, Janet Rich-Edwards, Birgitta Essén, Ulla Christensen, Signe Smith Jervelund, and Anne-Marie Nybo Andersen (2024). “Unleashing the Mechanisms of Change in the MAMAACT Intervention to reduce ethnic disparity in Stillbirth and Newborns’ Health: Integration of evaluation findings”. In: Frontiers in Health Services 4, p. Accepted.

Petersen, Anne Helby, Claus Thorn Ekstrøm, Peter Spirtes, and Merete Osler (2024). “Causal discovery and epidemiology: A potential for synergy”. In: American Journal of Epidemiology ?, p. Accepted.

Rieckmann, Andreas, Sebastian Nielsen, Piotr Dworzynski Heresh Amini, Søren Wengel Mogensen, Isaquel Bartolomeu Silv, Angela Y. Chang, Onyebuchi Aniweta Arah, Wojciech Samek, Naja Hulvej Rod, Claus Thorn Ekstrøm, Christine Stabell Benn, Peter Aaby, and Ane Bærent Fisker (2024). “Discovering sub-groups of children with high mortality in urban Guinea-Bissau: An exploratory and validation cohort study”. In: JMIR Public Health and Surveillance Accepted, p. Accepted.

Sass, Marie Reeberg, Anne Mette Brandt Christensen, Margit Lykke Christensen, Ema Gruber, Helle Nerdrum, Lone Marianne Pedersen, Maximilian Resch, Troels Højsgaard Jørgensen, Claus Thorn Ekstrøm, Jimmi Nielsen, Tina Vilsbøll, and Anders Fink-Jensen (2024). “Liraglutide 3 mg once daily in forensic psychiatric patients with schizophrenia: a 26-week open label feasibility study”. In: Acta Psychiatrica Scandinavica Accepted, pp. 1-.



2023
Andersen, Per Kragh, Esben Budtz-Jørgensen, and Claus Thorn Ekstrøm (2023). “Keiding Niels”. In: Wiley StatsRef: Statistics Reference Online , p. Accepted.

Cremer, Jolien, Torben Heien Nielsen, and Claus Thorn Ekstrøm (2023). “The causal effect of early retirement on medication use across sex and occupation: Evidence from Danish administrative data”. In: European Journal of Health Economics , p. Accepted.

Jensen, Thorbjørn S. R., Kåre Fugleholm, Claus Thorn Ekstrøm, and Helle Bruunsgaard (2023). “Inflammatory human leucocyte antigen genotypes are not a risk factor in chronic subdural hematoma development”. In: Acta Neurochirurgica 165, pp. 2399-2405.

Nordholm, Anne Christine, A. B. Andersen, C. Wejse, Anders Norman, Claus Thorn Ekstrøm, P. H. Andersen, Anders Koch, and Troels Lillebaek (2023). “Mental illness, substance abuse, and tuberculosis risk”. In: Journal of Infection 86, pp. 135-137.

Nordholm, Anne Christine, Aase Bengaard Andersen, Christian Wejse, Anders Norman, Claus Thorn Ekstrøm, Peter Henrik Andersen, Troels Lillebaek, and Anders Koch (2023). “Mortality, risk factors, and causes of death among people with tuberculosis in Denmark, 1990-2018”. In: International Journal of Infectious Diseases 130, pp. 76-82. ISSN: 1201-9712.

Pedersen, Mads Møller, Claus Thorn Ekstrøm, and Thorkild I. A. Sørensen (2023). “Emergence of the obesity epidemic preceding the presumed obesogenic transformation of the society”. In: Science Advances 9.

Petersen, Anne Helby, Joseph Ramsey, Claus Thorn Ekstrøm, and Peter Spirtes (2023). “Causal discovery for observational sciences using supervised machine learning”. In: Journal of Data Science 21, pp. 255-280.

Petersen, Anne Helby, Claus Thorn Ekstrøm, Peter Spirtes, and Merete Osler (2023). “Constructing causal life course models: Comparative study of data-driven and theory-driven approaches”. In: American Journal of Epidemiology 192, pp. 1917-1927.

Petersen, Anne Helby and Claus Thorn Ekstrøm (2023). “Technical validation of plot designs by use of deep learning”. In: The American Statistican 78.

Rasmussen, Trine Damsted, Anne-Marie Nybo Andersen, Claus Thorn Ekstrøm, Signe Smith Jervelund, and Sarah Fredsted Villadsen (2023). “Improving health literacy responsiveness to reduce ethnic and social disparity in stillbirth and infant health: A cluster randomized controlled effectiveness trial of the MAMAACT intervention”. In: International Journal of Nursing Studies 144, p. 104505. ISSN: 0020-7489.

Rossau, Henriette Knold, Ingrid Marie Susanne Nilsson, Marianne Busck-Rasmussen, Claus Thorn Ekstrøm, Anne Kristine Gadeberg, Jonas Cuzulan Hirani, Katrine Strandberg-Larsen, and Sarah Fredsted Villadsen (2023). “Effectiveness of a community-based support programme to reduce social inequality in exclusive breastfeeding: study protocol for a cluster-randomised trial”. In: BMC Public Health 23, pp. 1-14.

Rytgaard, Helene Charlotte, Claus Thorn Ekstrøm, Lars V. Kessing, and Thomas Gerds (2023). “Ranking of average treatment effects with generalized random forests for time-to-event outcomes”. In: Statistics in Medicine 42, pp. 1542-1564.

Hansen, Anne Vinkel, Laust Hvas Mortensen, Claus Thorn Ekstrøm, Stella Trompet, and Rudi Westendorp (2023). “Predicting mortality and visualizing health care spending by predicted mortality in Danes over age 65”. In: Scientific Reports 13, p. 1203.

Vinther, Johan L., Tim Cadman, Demetris Avraam, Claus Thorn Ekstrøm, Thorkild I. A. Sørensen, Ahmed Elhakeem, Ana C. Santos, Angela Pinot de Moira, Barbara Heude, Carmen Iñiguez, Costanza Pizzi, Elinor Simons, Ellis Voerman, Eva Corpeleijn, Faryal Zariouh, Gilian Santorelli, Hazel M. Inskip, Henrique Barros, Jennie Carson, Jennifer R. Harris, Johanna L. Nader, Justiina Ronkainen, Katrine Strandberg-Larsen, Loreto Santa-Marina, Lucinda Calas, et al. (2023). “Gestational age at birth and body size from infancy through adolescence: an individual participant data meta-analysis on 253,810 singletons in 16 birth cohort studies”. In: PLoS Medicine 20.

Vinther, Johan L., Claus Thorn Ekstrøm, Thorkild I. A. Sørensen, Luise Cederkvist, Deborah A. Lawlor, and Anne-Marie Nybo Andersen (2023). “Gestational age and trajectories of body mass index and height from birth through adolescence in the Danish National Birth Cohort”. In: Scientific Reports 13.



2022
Ekstrøm, Claus Thorn and Andreas Kryger Jensen (2022). “Having a Ball: evaluating scoring streaks and game excitement using in-match trend estimation”. In: Advances in Statistical Analysis 107, pp. 295-311.

Jensen, Mathias Ebbesen, Dea Siggaard Stenbæk, Tobias Søgaard Juul, Patrick MacDonald Fisher, Claus Thorn Ekstrøm, Gitte Moos Knudsen, and Anders Fink-Jensen (2022). “Psilocybin-assisted therapy for reducing alcohol intake in patients with alcohol use disorder: protocol for a randomised, double-blinded, placebo-controlled 12-week clinical trial (The QUANTUM Trip Trial)”. In: BMJ Open 12, p. e066019.

Kaas-Hansen, Benjamin Skov, Anders Granholm, Carl Thomas Anthon, Maj-Brit Nørregaard Kjær, Praleene Sivapalan, Mathias Maagaard, Olav Lilleholt Schjørring, Steen Kåre Fagerberg, Karen Louise Ellekjær, Jesper Mølgaard, Claus Thorn Ekstrøm, Morten Hylander Møller, and Anders Perner (2022). “Causal inference for planning randomised critical care trials: protocol for a scoping review”. In: Acta Anaesthesiologica Scandinavica 66, pp. 1274-1278.

Klausen, Mette Kruse, Mathias Ebbesen Jensen, Marco Møller, Nina Le Dous, Anne-Marie Østergaard Jensen, Victoria Alberte Zeeman, Claas-Frederik Johannsen, Alycia Lee, Gerda Krog Thomsen, Julian Macoveanu, Patrick MacDonald Fisher, Matthew Paul Gillum, Niklas Rye Jørgensen, Marianne Lerbæk Bergmann, Henrik Enghusen Poulsen, Ulrik Becker, Jens Juul Holst, Helene Benveniste, Nora D. Volkow, Sabine Vollstädt-Klein, Kamilla Woznica Miskowiak, Claus Thorn Ekstrøm, Gitte Moos Knudsen, Tina Vilsbøll, and Anders Fink-Jensen (2022). “Exenatide once weekly for alcohol use disorder investigated in a randomized, placebo-controlled clinical trial”. In: JCI Insight 7.19.

Nordholm, Anne Christine, Camilla Hiul Suppli, Anders Norman, Claus Thorn Ekstrøm, Pia Ertberg, Anders Koch, Troels Lillebaek, and Aase Bengaard Andersen (2022). “Pregnancy and post-partum tuberculosis; a nationwide register-based case–control study, Denmark, 1990 to 2018”. In: Eurosurveillance 27, p. 2100949.

Nordholm, Anne Christine, A. B. Andersen, C. Wejse, Anders Norman, Claus Thorn Ekstrøm, P. H. Andersen, Anders Koch, and Troels Lillebaek (2022). “Social determinants of tuberculosis: a nationwide case-control study, Denmark, 1990-2018”. In: International Journal of Epidemiology 51, pp. 1446-1456.

Petersen, Clara Christine Mosborg, Rebecca Elisabeth Qwist Bilbo, Trine Damsted Rasmussen, Claus Thorn Ekstrøm, and Sarah Fredsted Villadsen (2022). “Knowledge About How to Manage Warning Signs of Pregnancy Complications Among Immigrants and Their Descendants Compared to Women of Danish Origin”. In: Maternal and Child Health Journal 26, pp. 1367-1374.

Damsted Rasmussen, Trine, Sarah Fredsted Villadsen, Anne Hansen, Laust Mortensen, Claus Thorn Ekstrøm, Signe Jervelund, and Anne-Marie Nybo Andersen (2022). “Effectiveness evaluation of an antenatal care intervention addressing disparities to improve perinatal outcomes in Denmark: a nationwide register-based analysis of a cluster randomized controlled trial (MAMAACT)”. In: BJOG: An International Journal of Obstetrics & Gynaecology 130, pp. 759-769.

Rieckmann, Andreas, Piotr Dworzynski, Leila Arras, Sebastian Lapuschkin, Wojciech Samek, Onyebuchi Aniweta Arah, Naja Hulvej Rod, and Claus Thorn Ekstrøm (2022). “Causes of Outcome Learning: A causal inference-inspired machine learning approach to disentangling common combinations of potential causes of a health outcome”. In: International Journal of Epidemiology 51, pp. 1622-1636.

Poulsen, Casper Sahl, Claus Thorn Ekstrøm, Frank Aarestrup, and Sünje Pamp (2022). “Library Preparation and Sequencing Platform Introduce Bias in Metagenomic-Based Characterizations of Microbiomes”. In: Spectrum 10.2, pp. e00090-22.

Sass, Marie Reeberg, Robert Skov, Kasper Iversen, Tobias Søgaard Juul, Lene Holm Harritshøj, Sisse Rye Ostrowski, Ove Andersen, Claus Thorn Ekstrøm, Henrik Ullum, Jimmi Nielsen, Ida Hageman, Anders Fink-Jensen, and Erik Sørensen (2022). “SARS-CoV-2 seroprevalence among patients with severe mental illness: a cross-sectional study”. In: PLoS ONE , pp. 1-13.

Uddin, Md Jamal, Carsten Hjorthøj, Tanvir Ahammed, Merete Nordentoft, and Claus Thorn Ekstrøm (2022). “The use of polygenic risk scores as a covariate in psychological studies”. In: Methods in Psychology 7, p. 100099.



2021
Bilsteen, Josephine Funck, Claus Thorn Ekstrøm, Klaus Børch, and Anne-Marie Nybo Andersen (2021). “The role of parental education on the relationship between gestational age and school outcomes”. In: Paediatric and Perinatal Epidemiology 35, pp. 726-735.

Bilsteen, Josephine Funck, S. Alenius, M. Bråthen, K. Børch, Claus Thorn Ekstrøm, E. Kajantie, Lashkariani M., M. Nurhonen, K. Risnes, S. Sandin, K. A. van der Wel, D. Wolke, and A. N. Andersen (2021). “Gestational Age, Parent Education, and Education in Adulthood”. In: Pediatrics 149.

Brorsen, Eva, Trine D. Rasmussen, Claus Thorn Ekstrøm, Richard H. Osborne, and Sarah F. Villadsen (2021). “Health literacy responsiveness: a cross-sectional study among pregnant women in Denmark”. In: Scandinavian Journal of Public Health 16.0. PMID: 33863261, p. 14034948211004320.

Cremer, Jolien, Laust Hvad Mortensen, and Claus Thorn Ekstrøm (2021). “A Joint Model for Longitudinal and Time-to-Event Data in Social and Life Course Research: Employment Status and Time to Retirement”. In: Sociological Methods and Research , p. Accepted.

Ekstrøm, Claus Thorn, Hans Van Eetvelde, Christophe Ley, and Ulf Brefeld (2021). “Evaluating one-shot tournament predictions”. In: Journal of Sports Analytics 7.1. Publisher: IOS Press, pp. 37-46. ISSN: 2215-0218.

Jensen, Andreas Kryger and Claus Thorn Ekstrøm (2021). “Quantifying the Trendiness of Trends”. In: Journal of the Royal Statistical Society C 70, pp. 98-121.

Petersen, Anne Helby, Merete Osler, and Claus Thorn Ekstrøm (2021). “Data-Driven Model Building for Life Course Epidemiology”. In: American Journal of Epidemiology . ISSN: 0002-9262.

Wismann, E. S., S. Jacobsen, M. Thøfner, S. Ladefoged, Claus Thorn Ekstrøm, and C. Lindegaard (2021). “Long-term athletic performance in sport horses after desmotomy of the accessory ligament of the deep digital flexor tendon”. In: Equine Veterinary Journal 54, pp. 495-501.



2020
Hauge, Anne Werner, Claus Thorn Ekstrøm, Hamid Reza Mehrabi, and Helle Bruunsgaard (2020). “Healthy Danes from Eastern Denmark”. In: HLA: Immune Response Genetics 97, pp. 95-97.

Kessing, Lars Vedel, Helene Rytgaard, Claus Thorn Ekstrøm, Christian Torp-Pedersen, Michael Berk, and Thomas Alexande Gerds (2020). “Antihypertensive drugs and risk of depression - A nationwide population-based study”. In: Hypertension 76, pp. 1263-1279.

Kessing, Lars Vedel, Helene Rytgaard, Claus Thorn Ekstrøm, Filip Krag Knop, Michael Berk, and Thomas Alexande Gerds (2020). “Antidiabetic Agents and Incident Depression - A nationwide population-based study”. In: Diabetes Care 43, pp. 3050-3060.

Rønnow Kjærulff, L. N., N. J. Dorch Lauritsen, Claus Thorn Ekstrøm, S. Østergaard, E. Olsen, S. Hyldahl Laursen, and C. Lindegaard (2020). “Caudal epidural co-administration of methadone and morphine in horses: An evaluation of analgesic properties and effects on locomotor function, mentation and physical examination parameters”. In: Equine Veterinary Education 33, pp. 360-367.

Silverman-Retana, Omar, Adam Hulman, Jannie Nielsen, Claus Thorn Ekstrøm, Bendix Carstensen, Rebecca K. Simmons, Lasse Bjerg, Luke W. Johnston, and Daniel R. Witte (2020). “Effect of familial diabetes status and age at diagnosis on type 2 diabetes risk: a nation-wide register-based study from Denmark”. In: Diabetologia 63, pp. 934-943.

Tomasik, J., N. Rustogi, J. R. Larsen, M. I. Jakobsen, C. K. Svensson, L. Vedtofte, M. S. L. Jakobsen, H. R. Jespersen, K. Koyuncu, O. Schjerning, J. Nielsen, Claus Thorn Ekstrøm, C. U. Correll, J. J. Holst, S. Bahn, and A. Fink-Jensen (2020). “Leptin Serum Levels are Associated With GLP-1 Receptor Agonist-Mediated Effects on Glucose Metabolism in Clozapine-or Olanzapine-Treated, Prediabetic, Schizophrenia Patients”. In: Schizophrenia Bulletin Open 1.1.

Villadsen, Sarah Fredsted, Hajer Hadi, Israa Ismail, Richard H Osborne, Claus Thorn Ekstrøm, and Lars Kayser (2020). “ehealth literacy and health literacy among immigrants and their descendants compared with women of Danish origin: a cross-sectional study using a multidimensional approach among pregnant women”. In: BMJ Open 10.5. ISSN: 2044-6055.



2019
Nordfalk, Francisca and Claus Thorn Ekstrøm (2019). “Newborn Dried Blood Spot Samples in Denmark: The Hidden Figures of Secondary Use and Research Participation”. In: Euro. J. Hum. Genet. 27, pp. 203-210.

Ekstrøm, Claus Thorn, Thomas Alexander Gerds, and Andreas Kryger Jensen (2019). “Sequential rank agreement methods for comparison of ranked lists”. In: Biostatistics 20, pp. 582-598.

Hellum, Rikke, Anette Søgaard Nielsen, Gallus Bischof, Kjeld Andersen, Morten Hesse, Claus Thorn Ekstrøm, and Randi Bilberg (2019). “Community reinforcement and family training (CRAFT) - design of a cluster randomized controlled trial comparing individual, group and self-help interventions”. In: BMC Public Health 19, p. 307.

Kern, Timo, Martin Bæk Blond, Tue Haldor Hansen, Mads Rosenkilde, Jonas Salling Quist, Anne Sofie Gram, Claus Thorn Ekstrøm, Torben Hansen, and Bente Stallknecht (2019). “Structured exercise alters the gut microbiota in healthy humans with overweight and obesity – A randomized controlled trial”. In: International Journal of Obesity 44, pp. 125-135.

Kessing, Lars Vedel, Helene Charlotte Rytgaard, Thomas Alexander Gerds, Michael Berk, Claus Thorn Ekstrøm, and Per Kragh Andersen (2019). “New drug candidates for bipolar disorders: A nation-wide population-based study”. In: Bipolar Disorder 139, pp. 68-77.

Nordfalk, Francisca and Claus Thorn Ekstrøm (2019). “Response to DM Hougard et al.” In: Euro. J. Hum. Genet. 27, pp. 1628-1629.

Petersen, Anne Helby and Claus Thorn Ekstrøm (2019). “dataMaid: your assistant for data cleaning in R”. In: Journal of Statistical Software 90.6, pp. 1-38. ISSN: 1548-7660.

Svensson, Camilla K., Julie R. Larsen, Louise Vedtofte, Mathilde S. L. Jakobsen, Hans R. Jespersen, Michelle I. Jakobsen, Kamuran Koyuncu, Ole Schjerning, Jimmi Nielsen, Claus Thorn Ekstrøm, Christoph U. Correll, Tina Vilsbøll, and Anders Fink-Jensen (2019). “One-Year Follow-up on Liraglutide Treatment for Prediabetes and Overweight/Obesity in Clozapine- or Olanzapine-Treated Patients”. In: Acta Psychiatrica Scandinavica 139.1, pp. 26-36.

Vogt, Henrik, Sara Green, Claus Thorn Ekstrøm, and John Brodersen (2019). “Much more medicine: Why big data means more overdiagnosis”. In: BMJ 366. ISSN: 0959-8138.

Andersen, Kjeld, Silke Behrendt, Randi Bilberg, Michael P. Bogenschutz, Barbara Braun, Gerhard Bühringer, Claus Thorn Ekstrøm, Anna Mejldal, Anne Helby Petersen, and Anette Søgaard Nielsen (2019). “Adding the Community Reinforcement Approach to Motivational Enhancement Therapy for Adults Aged 60 Years and Older with DSM-5 Alcohol Use Disorder: Does it Make a Difference?” In: Addiction 115, pp. 69-81.



2018
Alanin, Mikkel, Tanja Pressler, Kasper Aanaes, Claus Thorn Ekstrøm, Marianne Skov, Helle Johansen, Kim Nielsen, Christian von Buchwald, and Niels Hoiby (2018). “Can secretory Immunoglobulin A in saliva predict a change in lung infection status in patients with cystic fibrosis?” In: Health Science Reports 1.8, p. e52.

Hansen, Lea, Henrik Roager, Nadja Søndertoft, Rikke Gøbel, Mette Kristensen, Mireia Valles-Colomer, Sara Vieira-Silva, Sabine Ibrügger, Mads Lind, Rasmus Mærkedahl, Martin Bahl, Jesper Havelund, Gwen Falony, Mia Madsen, Inge Tetens, Trine Nielsen, Kristine Allin, Henrik Frandsen, Bolette Hartmann, Jens Holst, Morten Sparholt, Jesper Holck, Andreas Blennow, Janne Moll, Anne Strunge Meyer, et al. (2018). “A low-gluten diet induces changes in the intestinal microbiome of healthy Danish adults”. In: Nature Communications .

Jensen, Kurt, Charlotte Nielsen, Claus Thorn Ekstrøm, and Kirsten Kaya Roessler (2018). “Physical exercise in the treatment of alcohol use disorder (AUD) patients affects their drinking habits: A randomized controlled trial”. In: Scandinavian Journal of Public Health 47, pp. 462-468.

Kessing, Lars Vedel, Helene Charlotte Rytgaard, Thomas Alexander Gerds, Michael Berk, Claus Thorn Ekstrøm, and Per Kragh Andersen (2018). “New drug candidates for depression - A nation-wide population-based study”. In: Acta Psychiatrica Scandinavica 139, pp. 68-77.

Larsen, J. R., C. K. Svensson, L. Vedtofte, M. L. Jakobsen, H. S. Jespersen, M. I. Jakobsen, K. Koyuncu, O. Schjerning, J. Nielsen, Claus Thorn Ekstrøm, J. J. Holst, C. U. Correll, T. Vilsbøll, and A. Fink-Jensen (2018). “High prevalence of prediabetes and metabolic abnormalities in schizophrenia patients treated with clozapine or olanzapine”. In: CNS Spectrums .

Lin, Chia-Hsien, Flemming Konradsen, Claus Thorn Ekstrøm, and Karin Linda Schiøler (2018). “Location, seasonal, and functional characteristics of water holding containers with juvenile and pupal Aedes aegypti in Southern Taiwan: A cross-sectional study using hurdle model analyses”. In: PLoS Neglected Tropical Diseases 12, p. e0006882.

Roager, Henrik Munch, Josef K Vogt, Mette Kristensen, Lea Benedicte S Hansen, Sabine Ibrügger, Rasmus B Mærkedahl, Martin Iain Bahl, Mads Vendelbo Lind, Rikke L Nielsen, Hanne Frøkiær, Rikke Juul Gøbel, Rikard Landberg, Alastair B Ross, Susanne Brix, Jesper Holck, Anne S Meyer, Morten H Sparholt, Anders F Christensen, Vera Carvalho, Bolette Hartmann, Jens Juul Holst, Jüri Johannes Rumessen, Allan Linneberg, Thomas Sicheritz-Pontén, Marlene D Dalgaard, et al. (2018). “Whole grain-rich diet reduces body weight and systemic low-grade inflammation without inducing major changes of the gut microbiome: a randomised cross-over trial”. In: Gut . ISSN: 0017-5749.

Roessler, Kirsten Kaya, Martin Mau, and Claus Thorn Ekstrøm (2018). “Interpersonal problems of alcohol use disorder patients undergoing a physical exercise intervention - A randomised controlled trial”. In: Nordic Psychology 0.0, pp. 1-11.



2017
Blanche, Paul, Thomas A. Gerds, and Claus Thorn Ekstrøm (2017). “The Wally plot approach to assess the calibration of clinical prediction models”. In: Lifetime Data Analysis . ISSN: 1572-9249.

Dalgaard, Peter, Claus Thorn Ekstrøm, and Dorte Kronborg (2017). “Bismuth adjuvant and adverse effects of chemotherapy: issues with statistical analyses”. In: Supportive Care in Cancer . ISSN: 1433-7339.

Ekstrøm, Claus Thorn (2017). The R Primer. Second. CRC Press/Chapman & Hall.

Kessing, Lars, Klaus Munkholm, Maria Faurholt-Jepsen, Kamilla O. Miskowiak, Lars O. Nielsen, Ruth Frikke-Schmidt, Claus Thorn Ekstrøm, Ole Winther, Bente Klarlund Pedersen, Henrik Poulsen, R. S. McIntyre, Flavio Kapczinski, Wagner Gattaz, Jakob Bardram, Mads Frost, Oscar Mayora, Gitte Moos Knudsen, Mary Phillips, and Maj Vinberg (2017). “The Bipolar Illness Onset study - research protocol for the BIO cohort study”. In: BMJ Open 7.

Larsen, Julie R., Louise Vedtofte, Mathilde S. L Jakobsen, Hans R. Jespersen, Michelle I. Jakobsen, Camilla K. Svensson, Kamuran Koyuncu, Ole Schjerning, Peter S. Oturai, Andreas Kjaer, Jimmi Nielsen, Jens J. Holst, Claus Thorn Ekstrøm, Christoph U. Correll, Tina Vilsbøll, and Anders Fink-Jensen (2017). “Liraglutide for Overweight and Prediabetes Schizophrenia Spectrum Disorder Patients Treated with Clozapine or Olanzapine”. In: JAMA Psychiatry 74, pp. 719-728.

Roessler, Kirsten K., Randi Bilberg, Anette Søgaard Nielsen, Kurt Jensen, Claus Thorn Ekstrøm, and Sengül Sari (2017). “Exercise as adjunctive treatment for alcohol use disorder: Results of a randomized controlled trial”. In: PLoS ONE , pp. 1-14.



2016
Lindegaard, Casper, Louise Karlsson, Claus Thorn Ekstrøm, and Julie Fjeldborg (2016). “Primary closure of equine laryngotomies - healing characteristics and complications of 180 cases”. In: Equine Veterinary Education 28.9. ISSN: 2042-3292.

Nielsen, Anette Søgaard, Bent Nielsen, Kjeld Andersen, Kirsten Kaya Roessler, Gerhard Bühringer, Michael Bogenschutz, Claus Thorn Ekstrøm, Jes Søgaard, and The RESCueH Programme (2016). “Testing New Non-Pharmacologic Interventions for Alcohol Use Disorders: Rationale and Methods”. In: Eur Addict Res 22, pp. 306-317.

Schnurr, Theresia M., Anette P. Gjesing, Camilla H. Sandholt, Anna Jonsson, Yuvaraj Mahendran, Christian T. Have, Claus Thorn Ekstrøm, Anne-Louise Bjerregaard, Søren Brage, Daniel R. Witte, Marit E. Jørgensen, Mette Aadahl, Betina H. Thuesen, Allan Linneberg, Hans Eiberg, Oluf Pedersen, Niels Grarup, Tuomas O. Kilpeläinen, and Torben Hansen (2016). “Genetic Correlation between Body Fat Percentage and Cardiorespiratory Fitness Suggests Common Genetic Etiology”. In: PLoS ONE 11, pp. 1-14.



2015
Andersen, Kjeld, Michael P. Bogenschutz, Gerhard Bühringer, Silke Behrendt, Randi Bilberg, Barbara Braun, Claus Thorn Ekstrøm, Alyssa Forcehimes, Christine Lizarraga, Theresa B. Moyers, and Anette Søgaard Nielsen (2015). “Outpatient treatment of alcohol use disorders among subjects 60+ years: design of a randomized clinical trial conducted in three countries (Elderly Study)”. In: BMC Psychiatry 15, p. 280.

Gjesing, Anette P., Rasmus Ribel-Madsen, Marie N. Harder, Hans Eiberg, Niels Grarup, Torben Jørgensen, Claus Thorn Ekstrøm, Oluf Pedersen, and Torben Hansen (2015). “Genetic and phenotypic correlations between surrogate measures of insulin release obtained from oral glucose tolerance test data”. In: Diabetologia 58, pp. 1006-1012.

Robinson, Sian I., Ulla L. Larsen, Aleksander Zincuk, Stine Zwisler, Claus Thorn Ekstrøm, Mads Nybo, Bjarne Rasmussen, and Palle Toft (2015). “The provision of thromboprophylaxis and the prediction of renal recovery in critically ill patients with acute kidney injury”. In: Journal of Emergency Medicine and Intensive Care 1.1.

Skjøth, Mette Maria, Eva Draborg, Ronald F. Lamont, Claus Duedal Pedersen, Helle Ploug Hansen, Claus Thorn Ekstrøm, and Jan Stener Jørgensen (2015). “Informed Choice about Down syndrome Screening - Effect of an eHealth Tool: A Randomized Controlled Trial”. In: Acta Obstetricia et Gynecologica Scandinavica 94.12, pp. 1327-1336. ISSN: 1600-0412.

Thomsen, S. B., A. P. Gjesing, C. N. Rathcke, Claus Thorn Ekstrøm, H. Eiberg, T. Hansen, O. B. Pedersen, and H. Vestergaard (2015). “Associations of the Inflammatory Marker YKL-40 with Measures of Obesity and Dyslipidaemia in Individuals at High Risk of Type 2 Diabetes”. In: PLoS ONE 10, pp. 1-16.



2014
Ekstrøm, Claus Thorn and Helle Sørensen (2014). Introduction to Statistical Data Analysis for the Life Sciences. Second. Chapman & Hall/CRC.

Gjesing, Anette P., Malene Hornbak, Kristine Højgaard Allin, Claus Thorn Ekstrøm, Søren A. Urhammer, Hans Eiberg, Oluf B. Pedersen, and Torben Hansen (2014). “High heritability and genetic correlation of intra-venous glucose- and tolbutamide-induced insulin secretion among non-diabetic family members of type 2 diabetic patients”. In: Diabetologia 57, pp. 1173-1181.

Robinson, Sian I., Aleksander Zincuk, Ulla L. Larsen, Claus Thorn Ekstrøm, and Palle Toft (2014). “A feasible strategy for preventing blood clots in critically ill patients with acute kidney injury (F.B.I.): study protocol for a randomised controlled trial”. In: Trials 15.226.



2013
Brink-Jensen, Kasper, Søren Bak, Kirsten Jørgensen, and Claus Thorn Ekstrøm (2013). “Integrative analysis of metabolic profiles and gene expression data: A unified model framework to identify underlying system pathways”. In: PLoS ONE 8 (9), pp. 1-8.

Capion, Nynne, Mette Boye, Claus Thorn Ekstrøm, Kit Dupont, and Tim Kåre Jensen (2013). “A study into digital dermatitis transmission and bacterial associated pathological changes involved in the disease”. In: Open Journal of Veterinary Medicine 3, pp. 192-198.

Ekstrøm, Claus Thorn (2013). “Teaching ``instant experience’’ with graphical model validation techniques”. In: Teaching Statistics 36, pp. 23-26.

Robinson, Sian I., Aleksander Zincuk, Ulla L. Larsen, Claus Thorn Ekstrøm, Mads Nybo, Bjarne Rasmussen, and Palle Toft (2013). “A comparative study of varying doses enoxaparin for thromboprophylaxis in critically ill patients: double-blinded, randomised controlled trial”. In: Critical Care 17, p. R75.

Tnibar, A., K. Grubbe Lin, K. Thurøe Nielsen, M. T. Christophersen, C. Lindegaard, T. Martinussen, and Claus Thorn Ekstrøm (2013). “Effect of a stent bandage on the likelihood of incisional infection following exploratory celiotomy for colic in horses: a comparative retrospective study”. In: Equine Veterinary Journal 45, pp. 564-569.



2012
Augustin, Jörg M., Sylvia Drok, Tetsuro Shinoda, Kazutsuka Sanmiya, Jens Kvist Nielsen, Bekzod Khakimov, Carl Erik Olsen, Esben Halkjær Hansen, Vera Kuzina, Claus Thorn Ekstrøm, Thure Hauser, and Søren Bak (2012). “UDP-glycosyltransferases from the UGT73C Subfamily in Barbarea vulgaris catalyse Sapogenin 3-O-glucosylation in Saponin-mediated Insect resistance”. In: Plant Physiology 160, pp. 1881-1895.

Capion, Nynne, Mette Boye, Claus Thorn Ekstrøm, and Tim Kåre Jensen (2012). “Infection Dynamics of Digital Dermatitis in First Lactation Holstein Cows in an Infected Herd”. In: Journal of Dairy Science 95, pp. 6457-6464.

Ekstrøm, Claus Thorn and Bjarke Feenstra (2012). “Detecting Sample Misidentifications in Genetic Association Studies”. In: Stat. App. in Genetics and Mol. Biol. 11.3, p. Article 13.

Gjesing, Anette P., Claus Thorn Ekstrøm, Hans Eiberg, Søren A. Urhammer, Jens J. Holst, Oluf B. Pedersen, and Torben Hansen (2012). “Fasting and oral glucose-stimulated levels of GIP and GLP-1 are highly familial traits”. In: Diabetologia 55.5, pp. 1338-1345.

Langenberger, David, Sachin Pundhir, Claus Thorn Ekstrøm, Peter F. Stadler, Steve Hoffmann, and Jan Gorodkin (2012). “deepBlockAlign: A tool for aligning RNAseq profiles of read block patterns”. In: Bioinformatics 28, pp. 17-24.



2011
Christophersen, Mogens T., Aziz Tnibar, Tina Holberg Pihl, Pia Haubro Andersen, and Claus Thorn Ekstrøm (2011). “Sporting activity following colic surgery in horses: A retrospective study”. In: Equine Veterinary Journal 43, pp. 3-6.

Danscher, Anne Mette, M. B. Thoefner, P. M. H. Heegaard, Claus Thorn Ekstrøm, and S. Jacobsen (2011). “Acute phase protein response during acute ruminal acidosis in cattle”. In: Livestock Science 135, pp. 62-69.

Ekstrøm, Claus Thorn (2011). The R Primer. Chapman & Hall.

Lindegaard, Casper, Claus Thorn Ekstrøm, Sisse Wulff, Julie Vendelbo, and Pia Andersen (2011). “Nephrosplenic entrapment of the large colon (NSE) in 142 horses (2000-2009). Analysis of factors associated to choice of treatment and survival”. In: Equine Veterinary Journal 43, pp. 63-68.



2010
Ekstrøm, Claus Thorn and Helle Sørensen (2010). Introduction to Statistical Data Analysis for the Life Sciences. Chapman & Hall/CRC.

Hvid, Henning, Claus Thorn Ekstrøm, Sara Vienberg, Martin B. Oleksiewicz, and Robert Klopfleisch (2010). “Identification of stable and estrous cycle-independent housekeeping genes in rat mammary gland and other tissues”. In: Veterinary Journal 190, pp. 103-108.



2009
Danscher, Anne Mette, J. M. D. Enemark, E. Telezhenko, N. Capion, Claus Thorn Ekstrøm, and M. B. Thoefner (2009). “Oligofructose overload induces lameness in cattle”. In: Journal of Dairy Science 92, pp. 607-616.

Ekstrøm, Claus Thorn (2009). “The impact of pedigree structure on heritability estimates”. In: Human Hered. 68, pp. 243-251.

Poulsen, Vera Kuzina, Claus Thorn Ekstrøm, S. B. Andersen, J. K. Nielsen, C. E. Olsen, and Søren Bak (2009). “Identification of Defensive Compounds in Barbarea vulgaris against the Herbivore Phyllotreta nemorum by an Ecometabolomic Approach”. In: Plant Physiology 151, pp. 1977-1990.

Lindegaard, Casper, Dorte Våbengård, Mogens Christophersen, Claus Thorn Ekstrøm, and Julie Fjeldborg (2009). “Evaluation of pain and inflammation associated with hot iron branding and microchip transponder injection in horses”. In: American Journal of Veterinary Research , pp. 840-847.

Morant, M., Claus Thorn Ekstrøm, P. Ulvskov, C. Kristensen, M. Rudemo, C.O. Olsen, J. Hansen, B.L. Møller, and S Bak (2009). “Metabolomic, Transcriptional, Hormonal, and Signaling Cross-Talk in Superroot2”. In: Molecular Plant , pp. 192-211.



2008
Pörksen, S., L. B. Nielsen, H. B. Mortensen, T. Danne, M. Kocova, L. Castano, F. Poicot, P. Hougaard, Claus Thorn Ekstrøm, S. Gammeltoft, M. Knip, and L. Hansen (2008). “Variation within the PPARG gene is associated with residual beta-cell function and glycemic control in children and adolescents during the first year of clinical type 1 diabetes”. In: Pediatric Diabetes 28, pp. 297-302.



2007
Zagrobelny, Mika, Søren Bak, Claus Thorn Ekstrøm, Carl Erik Olsen, and Birger Lindberg Møller (2007). “The cyanogenic glucoside composition of Zygaena filipendulae (Lepidoptera Zygaenidae) as effected by feeding on wild-type and transgenic lotus populations with variable cyanogenic glucoside profiles”. In: Insect Biochemestry and Molecular Biology 37, pp. 10-18.



2006
Eigaard, N. M., T. W. Schou, A. Permin, J. P. Christensen, Claus Thorn Ekstrøm, F. Ambrosis, D. Cianci, and M. Bisgaard (2006). “Infection and excretion of Salmonella Enteritidis in two different chicken lines with concurrent Ascaridia galli infection”. In: Avian Pathology 35, pp. 487-493.

Hansen, L., Claus Thorn Ekstrøm, R. T. y Palacios, Madan Anant, Karsten Wassermann, and Rickey R Reinhardt (2006). “The Pro12Ala variant of the PPARG Gene Is a Risk Factor for Peroxisome Proliferator-Activated Receptor-\(\gamma/\alpha\) Agonist-Induced Edema in Type 2 Diabetic Patients”. In: J. Clin. Endocrinology and Metabolism 91, pp. 000-005.



2005
Andersen, Per Kragh, Claus Thorn Ekstrøm, John P. Klein, Youyi Shu, and Mei-Jie Zhang (2005). “A Class of Goodness of Fit Tests for a Copula Based on Bivariate Right-Censored Data”. In: Biometrical Journal 47, pp. 1-10.

Ekstrøm, Claus Thorn, Søren Bak, and Mats Rudemo (2005). “Pixel-level signal modelling with spatial correlation for two-colour microarrays”. In: Stat. App. in Genetics and Mol. Biol. 4. Article 6.

Kristensen, Charlotte, Marc Morant, Carl Erik Olsen, Claus Thorn Ekstrøm, David W. Galbraith, Birger Lindberg Møller, and Søren Bak (2005). “Metabolic engineering of dhurrin in transgenic Arabidopsis plants with marginal inadvertent effects on the metabolome and transcriptome”. In: PNAS 102, pp. 1779-1784.



2004
Ekstrøm, Claus Thorn (2004). “Multipoint linkage analysis of quantitative traits on sex-chromosomes”. In: Genet. Epidem. 26, pp. 218-230.

Ekstrøm, Claus Thorn (2004). “Computerintensive metoder”. In: Noter til praktisk statistisk dataanalyse. Ed. by Bo Martin Bibby. . Chap. Computerintensive metoder.

Ekstrøm, Claus Thorn, Charlotte Kristensen, Søren Bak, and Mats Rudemo (2004). “Spot shape modelling and data transformations for microarrays”. In: Bioinformatics 20, pp. 2270-2278.

Hansen, Sara K., Anette P. Gjesing, Søren K. Rasmussen, Charlotte Glümer, Søren Urhammer, Gitte Andersen, Thomas Drivsholm, Christian S. Rose, Signe K. Torekov, Dorit P. Jensen, Claus Thorn Ekstrøm, Knut Borch-Johnsen, Torben Jørgensen, Mark I. McCarthy, Torben Hansen, and Oluf Pedersen (2004). “Large-Scale Studies of the HphI Insulin Gene Variable Number of Tandem Repeats Polymorphism in Relation to Type 2 Diabetes Mellitus and Insulin Release”. In: Diabetologia 47, pp. 1079-1087.

Olsen, L., M. Hansen, Claus Thorn Ekstrøm, J.T. Troelsen, and J. Olsen (2004). “CVD: The intestinal crypt/villus in situ hybridization database”. In: Bioinformatics 20, pp. 1327-1328.



2003
Ekstrøm, Claus Thorn (2003). “Detecting Low-Quality Markers Using Map Expanders”. In: Genet. Epidem. 25, pp. 214-224.

Ekstrøm, Claus Thorn and Peter Dalgaard (2003). “Linkage analysis of quantitative trait loci in the presence of heterogeneity”. In: Human Hered. 55, pp. 16-26.

Nielsen, Eva-Maria D., Lars Hansen, Søren Echwald, Thomas Drivsholm, Knut Borch-Johnsen, Claus Thorn Ekstrøm, Torben Hansen, and O. Pedersen (2003). “Evidence for an association between the Leu\(^162\)Val polymorphism of the PPAR\(\alpha\) gene and decreasing fasting serum triglyceride levels in glucose subjects”. In: Pharmacogenetics and Genomics 13, pp. 417-423.



2001
Ekstrøm, Claus Thorn (2001). “Power of Multipoint Identity-by-Descent Methods to Detect Linkage Using Variance Component Models”. In: Genet. Epidem. 21, pp. 285-298.

Jensen, J. N., L. Hansen, Claus Thorn Ekstrøm, F. Pociot, J. Nerup, T. Hansen, and O. Pedersen (2001). “Polymorphisms in the Neurogenin 3 Gene (NEUROG) and their Relation to Altered Insulin Secretion and Diabetes in the Danish Caucasian Population.” In: Diabetologia 44, pp. 123-126.

Hansen, L., J. N. Jensen, Claus Thorn Ekstrøm, H. Verstergaard, T. Hansen, and O. Pedersen (2001). “Studies of variability in the PTEN gene among Danish Caucasian patients with Type II diabetes mellitus.” In: Diabetologia 44, pp. 237-240.



2000
Rasmussen, S. K., S. A. Urhammer, A. Pizzuti, S. M. Echwald, Claus Thorn Ekstrøm, L. Hansen, T. Hansen, K. Borch Johnsen, L. Frittitta, V. Trischitta, and O. Pedersen (2000). “The K121Q Variant of the Human PC-1 Gene is Not Associated with Insulin Resistance or Type 2 Diabetes Among Danish Caucasians.” In: Diabetes 49, pp. 1608-1611.

Rasmussen, S. K., C. Lautier, L. Hansen, S. M. Echwald, T. Hansen, Claus Thorn Ekstrøm, S. A. Urhammer, K. Borch Johnsen, F. Grigorescu, R. J. Smith, and O. Pedersen (2000). “Studies of the Variability of the Genes Encoding the Insulin-Like Growth Factor I Receptor and its Ligand in Relation to Type 2 Diabetes Mellitus.” In: J. Clin. Endocrinology and Metabolism 85, pp. 1606-1610.



1999
Almind, K., S. K. Frederiksen, D. Bernal, T. Hansen, L. Ambye, S. Urhammer, Claus Thorn Ekstrøm, L. Berglund, R. Reneland, H Lithell, M.F. White, E. van Obberghen, and O. Pedersen. (1999). “Search for variants of the gene-promoter and the potential phosphotyrosine encoding sequence of the insulin receptor substrate-2 gene: evaluation of their relation with alterations in insulin secretion and insulin sensitivity.” In: Diabetologia 42, pp. 1244-1249.

Thomsen, B. L., Claus Thorn Ekstrøm, and T. I. A. Sørensen (1999). “Development of the Obesity Epidemic in Denmark: Cohort, Time and Age Effects Among Boys Born 1930-1975”. In: International Journal of Obesity 23, pp. 693-701.



1998
Scheike, Thomas H. and Claus Thorn Ekstrøm (1998). “A discrete survival model with random effects and covariate-dependent selection”. In: Appl. Stochastic Models in Business and Industry, pp. 153-163.

Urhammer, S. A., T. Hansen, Claus Thorn Ekstrøm, H. Eiberg, and O. Pedersen (1998). “The Ala/Val\(^98\) Polymorphism of the Hepatocyte Nuclear Factor-\(1\alpha\) Gene Contributes to the Interindividual Variation In Serum C-Peptide Response During an Oral Glucose Tolerance Test: Evidence from Studies of 231 Glucose-Tolerant First Degree Relatives of Type 2 Diabetic Probands”. In: J. Clin. Endocrinology and Metabolism 83, pp. 4506-4509.

Urhammer, Søren A., Ann Merete Møller, Birgit Nyholm, Claus Thorn Ekstrøm, Hans Eiberg, Jesper O. Clausen, Torben Hansen, Oluf Pedersen, and Ole Schmitz (1998). “The Effect of Two Frequent Amino Acid Variants of the Hepatocyte Nuclear Factor-\(1\alpha\) Gene on Estimates of the Pancreatic \(\beta\)-Cell Function in Caucasian Glucose-Tolerant First-Degree Relatives of Type 2 Diabetic Patients”. In: J. Clin. Endocrinology and Metabolism 83, pp. 3992-3995.



Preprints

Ekstrøm, Claus Thorn and Christian Bressen Pipper (2019). “Moment-based Estimation of Mixtures of Regression Models”. In: ArXiV.

Brink-Jensen, Kasper and Claus Thorn Ekstrøm (2014). “Inference for feature selection using the Lasso with high-dimensional data”. In: ArXiV.