Claus Thorn Ekstrøm

Claus Thorn Ekstrøm

Professor

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    ORCID: 0000-0003-1191-373X

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    1. Published

      Can secretory immunoglobulin A in saliva predict a change in lung infection status in patients with cystic fibrosis? A prospective pilot study

      Alanin, M. C., Pressler, T., Aanæs, Kasper, Ekstrøm, Claus Thorn, Skov, M., Johansen, Helle Krogh, Nielsen, Kim G., von Buchwald, Christian & Høiby, Niels, 2018, In: Health Services Research. 1, 8, 5 p., e52.

      Research output: Contribution to journal › Journal article › Research › peer-review

    2. Published

      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

      Almind, K., Frederiksen, S. K., Bernal, D., Hansen, Torben, Ambye, L., Urhammer, Søren Asger, Ekstrøm, Claus Thorn, Berglund, L., Reneland, R., Lithell, H., White, M. F., Van Obberghen, E. & Pedersen, Oluf Borbye, 11 Oct 1999, In: Diabetologia. 42, 10, p. 1244-1249 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    3. Published

      Evaluation of adding the Community Reinforcement Approach to Motivational Enhancement Therapy for Adults Aged 60 Years and Older with DSM‐5 Alcohol Use Disorder: A Randomised Controlled Trial

      Andersen, K., Behrendt, S., Bilberg, R., Bogenschutz, M. P., Braun, B., Buehringer, G., Ekstrøm, Claus Thorn, Mejldal, A., Petersen, Anne Helby & Nielsen, A. S., 2020, In: Addiction. 115, 1, p. 69-81 13 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    4. Published

      Outpatient treatment of alcohol use disorders among subjects 60+ years: design of a randomized clinical trial conducted in three countries (Elderly Study)

      Andersen, K., Bogenschutz, M. P., Bühringer, G., Behrendt, S., Bilberg, R., Braun, B., Ekstrøm, Claus Thorn, Forcehimes, A., Lizarraga, C., Moyers, T. B. & Søgaard Nielsen, A., 2015, In: B M C Psychiatry. 15, p. 1-11 11 p., 280.

      Research output: Contribution to journal › Journal article › Research › peer-review

    5. Published

      A class of goodness of fit tests for a coupla based on bivariate right-censored data

      Andersen, Per Kragh, Ekstrøm, Claus Thorn, Klein, J. P., Shu, Y. & Zhang, M., 2005, In: Biometrical Journal. 47, 6, p. 815-824 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    6. Published

      Does glucagon-like peptide-1 (GLP-1) receptor agonist stimulation reduce alcohol intake in patients with alcohol dependence: Study protocol of a randomised, double-blinded, placebo-controlled clinical trial

      Antonsen, K. K., Klausen, M. K., Brunchmann, A. S., le Dous, N., Jensen, M. E., Miskowiak, Kamilla, Fisher, Patrick Mac Donald, Thomsen, G. K., Rindom, H., Fahmy, T. P., Vollstaedt-Klein, S., Benveniste, H., Volkow, N. D., Becker, U., Ekstrøm, Claus Thorn, Knudsen, Gitte Moos, Vilsbøll, Tina & Fink-Jensen, Anders, Sep 2018, In: BMJ Open. 8, 7, 8 p., e019562.

      Research output: Contribution to journal › Journal article › Research › peer-review

    7. Published

      UDP-glycosyltransferases from the UGT73C subfamily in Barbarea vulgaris catalyse Sapogenin 3-O-glucosylation in Saponin-mediated Insect resistance

      Augustin, J. M., Drok, S., Shinoda, T., Sanmiya, K., Nielsen, J. K., Khakimov, Bekzod, Olsen, C. E., Hansen, E. H., Poulsen, V. K., Ekstrøm, Claus Thorn, Hauser, T. P. & Bak, Søren, 2012, In: Plant Physiology. 160, 4, p. 1881-1895 15 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    8. Published

      Metabolic engineering of dhurrin in transgenic Arabidopsis plants with marginal inadvertent effects on the metabolome and transcriptome

      Bak, Søren, Morant, M., Ekstrøm, Claus Thorn, Rudemo, M. E. & Olsen, C. E., 2006, Statistics for gene and protein expression. p. 13 1 p.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    9. Published

      Use of global untargeted metabolite profiling to identify correlation between natural variation in the metabolome and plant insect resistance

      Bak, Søren, Ekstrøm, Claus Thorn, Olsen, C. E., Nielsen, J. K., Rudemo, M. E. & Andersen, S. B., 2007. 1 p.

      Research output: Contribution to conference › Poster › Research

    10. Published

      Naturlig variation og risikovurdering af planter

      Bak, Søren, Andersen, S. B., Nielsen, J. K. & Ekstrøm, Claus Thorn, 2007. 2 p.

      Research output: Contribution to conference › Paper › Research

    11. Published

      Gestational Age, Parent Education, and Education in Adulthood

      Bilsteen, Josephine Funck, Alenius, S., Bråthen, M., Børch, K., Ekstrøm, Claus Thorn, Kajantie, E., Lashkariani, M., Nurhonen, M., Risnes, K., Sandin, S., van der Wel, K. A., Wolke, D. & Nybo Andersen, Anne-Marie, 2022, In: Pediatrics. 149, 1, 11 p., e2021051959.

      Research output: Contribution to journal › Journal article › Research › peer-review

    12. Published

      The role of parental education on the relationship between gestational age and school outcomes

      Bilsteen, Josephine Funck, Ekstrøm, Claus Thorn, Børch, K. & Nybo Andersen, Anne-Marie, 2021, In: Paediatric and Perinatal Epidemiology. 35, 6, p. 726-735 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    13. Published

      The Wally plot approach to assess the calibration of clinical prediction models

      Blanche, Paul Frédéric, Gerds, Thomas Alexander & Ekstrøm, Claus Thorn, 15 Jan 2019, In: Lifetime Data Analysis. 25, 1, p. 150-167 18 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    14. Published

      Integrative analysis of metabolomics and transcriptomics data: a unified model framework to identify underlying system pathways

      Brink-Jensen, K., Bak, Søren, Jørgensen, Kirsten & Ekstrøm, Claus Thorn, 2013, In: P L o S One. 8, 9, 8 p., e72116.

      Research output: Contribution to journal › Journal article › Research › peer-review

    15. Published

      Inference for feature selection using the Lasso with high-dimensional data

      Brink-Jensen, K. & Ekstrøm, Claus Thorn, 19 Mar 2014, 20 p.

      Research output: Other contribution › Research

    16. Published

      Health literacy responsiveness: a cross-sectional study among pregnant women in Denmark

      Brorsen, E., Rasmussen, Trine Damsted, Ekstrøm, Claus Thorn, Osborne, Richard Harry & Villadsen, Sarah Fredsted, 2022, In: Scandinavian Journal of Public Health. 50, 4, p. 507-515 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    17. Published

      Joint regression analysis of multiple traits based on genetic relationships

      Buchardt, A., Zhou, X. & Ekstrøm, Claus Thorn, 2024, In: Bioinformatics Advances. 4, 1, 16 p., vbad192.

      Research output: Contribution to journal › Journal article › Research › peer-review

    18. Published

      A study into digital dermatitis transmission and bacterial. Associated pathological changes involved in the disease

      Capion, Nynne, Boye, M., Ekstrøm, Claus Thorn, Dupont, K. & Jensen, Tim Kåre, 2013, In: Open Journal of Veterinary Medicine. 3, p. 192-198

      Research output: Contribution to journal › Journal article › Research › peer-review

    19. Published

      Sporting activity following colic surgery in horses

      Christophersen, M. T., Tnibar, A., Pihl, Tina, Andersen, P. H. & Ekstrøm, Claus Thorn, 2011, In: Equine Veterinary Journal. 43, Suppl. 40, p. 3-6 4 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    20. Published

      Sporting activity following colic surgery in horses: A retrospective study

      Christophersen, M. T., Tnibar, A., Pihl, Tina, Andersen, P. H. & Ekstrøm, Claus Thorn, Nov 2011.

      Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

    21. Published

      A composite immune and vascular stress marker in patients newly diagnosed with bipolar disorder and their unaffected first-degree relatives

      Coello, K., Holstad Pedersen, H., Munkholm, Klaus, Lie Kjærstad, H., Stanislaus, S., Ostrowski, Sisse Rye, Faurholt-Jepsen, Maria , Miskowiak, Kamilla, Frikke-Schmidt, Ruth, Vinberg, Maj, Ekstrøm, Claus Thorn, Forman, Julie Lyng & Kessing, Lars Vedel, 2024, In: Brain, Behavior, and Immunity. 118, p. 449-458 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    22. E-pub ahead of print

      The causal effect of early retirement on medication use across sex and occupation: evidence from Danish administrative data

      Cremers, Jolien, Nielsen, Torben Heien & Ekstrøm, Claus Thorn, 2024, (E-pub ahead of print) In: European Journal of Health Economics.

      Research output: Contribution to journal › Journal article › Research › peer-review

    23. E-pub ahead of print

      A Joint Model for Longitudinal and Time-to-event Data in Social and Life Course Research: Employment Status and Time to Retirement

      Cremers, Jolien, Mortensen, Laust Hvas & Ekstrøm, Claus Thorn, 2023, (E-pub ahead of print) In: Sociological Methods & Research.

      Research output: Contribution to journal › Journal article › Research › peer-review

    24. Published

      Bismuth adjuvant and adverse effects of chemotherapy: issues with statistical analyses

      Dalgaard, P., Ekstrøm, Claus Thorn & Kronborg, Dorte, 2018, In: Supportive Care in Cancer. 26, 6, p. 1685–1686 2 p.

      Research output: Contribution to journal › Comment/debate › Research › peer-review

    25. Published

      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)

      Rasmussen, Trine Damsted, Villadsen, Sarah Fredsted, Hansen, A. V., Mortensen, Laust Hvas, Ekstrøm, Claus Thorn, Jervelund, Signe Smith & Nybo Andersen, Anne-Marie, 2023, In: BJOG : an international journal of obstetrics and gynaecology. 130, 7, p. 759-769 11 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    26. Published

      Acute phase protein response during acute ruminal acidosis in cattle

      Danscher, A. M., Thøfner, M. B., Heegaard, P. M. H., Ekstrøm, Claus Thorn & Jacobsen, Stine, 2011, In: Livestock Science. 135, 1, p. 62-69 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    27. Published

      Oligofructose overload induces lameness in cattle

      Danscher, A. M., Enemark, Jörg Matthias Dehn, Telezhenko, E., Capion, Nynne, Ekstrøm, Claus Thorn, Thøfner, M. B. & Enemark, Jörg Matthias Dehn, 2009, In: Journal of Dairy Sciences. 92, 2, p. 607-616 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    28. Published

      Infection and excretion of Salmonella enteritidis in two different chicken lines with concurrent Ascaridia galli infection

      Eigaard, N. M., Schou, T. W., Permin, A., Christensen, Jens Peter, Ekstrøm, Claus Thorn, Ambrosini, F., Cianci, D. & Bisgaard, M., 2006, In: Avian Pathology. 35, 6, p. 487-493 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    29. Published

      Fast detection of unmeasured GxE and GxG interactions using distribution-free assumptions

      Ekstrøm, Claus Thorn & Pipper, C. B., 2020, In: Genetic Epidemiology. 44, 5, p. 479 1 p.

      Research output: Contribution to journal › Conference abstract in journal › Research › peer-review

    30. Published

      Evaluating one-shot tournament predictions

      Ekstrøm, Claus Thorn, Van Eetvelde, H., Ley, C. & Brefeld, U., 2021, In: Journal of Sports Analytics. 7, 1, p. 37-46 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    31. Published

      Evidence for an association between the Leu, 162, Val polymorphism of the PPRalfagene and decreasing fasting serum triglyceride levels in glucose subjects

      Ekstrøm, Claus Thorn, 2003, In: Pharmacogenetics and Genomics (Print Edition). 13, p. 417-423 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    32. Published

      Pixel-level signal modelling with spatial correlation for two-colour biology

      Ekstrøm, Claus Thorn, Bak, Søren & Rudemo, M., 2005, In: Statistical Applications in Genetics and Molecular Biology. 4, 1, p. 1-14 15 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    33. Published

      Multipoint linkage analysis of quantitative traits on sex-chromosomes

      Ekstrøm, Claus Thorn, 2004, In: Genetic Epidemiology. 26, 3, p. 218-230 13 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    34. Published

      Detecting low-quality markers using map expanders

      Ekstrøm, Claus Thorn, 2003, In: Genetic Epidemiology. 25, 3, p. 214-224 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    35. Published

      Pixel-level signal modelling with spatial correlation for two-colour microarrays

      Ekstrøm, Claus Thorn, Bak, Søren & Rudemo, M., 6 Apr 2005, In: Statistical Applications in Genetics and Molecular Biology. 4, 1, 6.

      Research output: Contribution to journal › Journal article › Research › peer-review

    36. Published

      Introduction to statistical data analysis for the life sciences

      Ekstrøm, Claus Thorn & Sørensen, Helle, 1 Jan 2010, 1. ed. CRC Press. 409 p.

      Research output: Book/Report › Book › Research › peer-review

    37. Published

      The R Primer

      Ekstrøm, Claus Thorn, 29 Aug 2011, CRC Press. 275 p.

      Research output: Book/Report › Book › Research › peer-review

    38. Published

      Introduction to statistical data analysis for the life sciences

      Ekstrøm, Claus Thorn & Sørensen, Helle, 2009, Department of Basic Sciences and Environment, University of Copenhagen. 334 p.

      Research output: Book/Report › Compendium/lecture notes › Education

    39. Published

      The R Primer: Second Edition

      Ekstrøm, Claus Thorn, Jul 2017, Second Edition ed. Florida: CRC Press. 408 p. (Chapman & Hall / C R C Series in Computer Science & Data Analysis).

      Research output: Book/Report › Book › Research › peer-review

    40. Published

      Introduction to Statistical Data Analysis for the Life Sciences

      Ekstrøm, Claus Thorn & Sørensen, Helle, 2014, 2 ed. CRC Press. 514 p.

      Research output: Book/Report › Book › Research › peer-review

    41. Published

      Sequential rank agreement methods for comparison of ranked lists

      Ekstrøm, Claus Thorn, Gerds, Thomas Alexander & Jensen, Andreas Kryger, 2019, In: Biostatistics. 20, 4, p. 582-598 17 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    42. Published

      Having a ball: evaluating scoring streaks and game excitement using in-match trend estimation

      Ekstrøm, Claus Thorn & Jensen, Andreas Kryger, 2023, In: AStA Advances in Statistical Analysis. 107, p. 295–311 17 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    43. Published

      Linkage Analysis of Quantitative Trait Loci in the Presence of Heterogeneity

      Ekstrøm, Claus Thorn & Dalgaard, P., 2003, In: Human Heredity. 55, p. 16-26

      Research output: Contribution to journal › Journal article › Research › peer-review

    44. Published

      Spot shape modelling and data transformations for microarrays

      Ekstrøm, Claus Thorn, Bak, Søren, Kristensen, C. & Rudemo, M. E., 2004, In: Bioinformatics. 20, 14, p. 2270-2278 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    45. Published

      Teaching ‘Instant Experience’ with Graphical Model Validation Techniques

      Ekstrøm, Claus Thorn, 2014, In: Teaching Statistics. p. 23 26 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    46. Published

      Detecting Sample Misidentifications in Genetic Association Studies

      Ekstrøm, Claus Thorn & Feenstra, B., 2012, In: Statistical Applications in Genetics and Molecular Biology. 11, 3, p. 142-147 6 p., 13.

      Research output: Contribution to journal › Journal article › Research › peer-review

    47. Published

      Having a Ball: evaluating scoring streaks and game excitement using in-match trend estimation

      Ekstrøm, Claus Thorn & Jensen, Andreas Kryger, 22 Dec 2020, In: arXiv.org: Statistics.

      Research output: Contribution to journal › Journal article › Research

    48. E-pub ahead of print

      Statistical models for assessing agreement for quantitative data with heterogeneous random raters and replicate measurements

      Ekstrøm, Claus Thorn & Carstensen, B., 2024, (E-pub ahead of print) In: The International Journal of Biostatistics.

      Research output: Contribution to journal › Journal article › Research › peer-review

    49. Published

      The impact of pedigree structure on heritability estimates

      Ekstrøm, Claus Thorn, 2009, In: Human Heredity. 68, 4, p. 243-251 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    50. Published

      Lecture notes for "Statistisk Dataanalyse 1"

      Ekstrøm, Claus Thorn & Sørensen, Helle, 2008, Department of Natural Sciences, University of Copenhagen. 204 p.

      Research output: Book/Report › Compendium/lecture notes › Education

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