Nils Jakob Knudsen

Nils Jakob Knudsen

Clinical Associate Professor

Member of:

  • Internal Medicine: Endocrinology


Publication year:
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1 - 44 out of 44Page size: 500
  1. 2024
  2. Published

    Selenium supplementation and placebo are equally effective in improving quality of life in patients with hypothyroidism

    Larsen, C. B., Winther, K. H., Cramon, P. K., Rasmussen, Å. K., Feldt-Rasmussen, Ulla, Knudsen, Nils Jakob, Bjørner, Jakob Bue, Schomburg, L., Demircan, K., Chillon, T. S., Gram, J., Hansen, S. G., Brandt, F., Nygaard, Birte, Watt, Torquil, Hegedüs, L. & Bonnema, S. J., 2024, In: European Thyroid Journal. 13, 1, 13 p., e230175.

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

  3. 2021
  4. Published

    Does Subclinical Hypothyroidism Add Any Symptoms? Evidence from a Danish Population-Based Study

    Carlé, A., Karmisholt, J. S., Knudsen, Nils Jakob, Perrild, Hans, Thuesen, B. H., Ovesen, L., Rasmussen, L. B. & Pedersen, I. B., 2021, In: American Journal of Medicine. 134, 9, p. 1115-1126.e1

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

  5. Published

    Influence of educational level on test and treatment for incident hypothyroidism

    Møllehave, Line Tang, Jacobsen, R. K., Linneberg, Allan René, Skaaby, T., Knudsen, Nils Jakob, Jørgensen, T., Kårhus, L. L., Kriegbaum, Margit, Grand, Mia Klinten, Siersma, Volkert Dirk, Lind, B., Andersen, Christen Bertel L, Nygaard, Birte, Medici, B. B., Pedersen, I. B., Ravn-Haren, G. & Thuesen, B. H., 2021, In: Clinical Endocrinology. 94, 6, p. 1025-1034 10 p.

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

  6. 2020
  7. Published

    The association of thyroid stimulation hormone levels with incident ischemic heart disease, incident stroke, and all-cause mortality

    Møllehave, L. T., Skaaby, T., Linneberg, Allan René, Knudsen, Nils Jakob, Jørgensen, T. & Thuesen, B. H., 2020, In: Endocrine. 68, p. 358–367 10 p.

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

  8. 2019
  9. Published

    Changes in subtypes of overt thyrotoxicosis and hypothyroidism following iodine fortification

    Petersen, M., Pedersen, I. B., Knudsen, Nils Jakob, Andersen, S., Jorgensen, T., Perrild, Hans, Ovesen, L., Rasmussen, L. B., Thuesen, B. H. & Carlé, A., 2019, In: Clinical Endocrinology. 91, 5, p. 652-659 8 p.

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

  10. Published

    Increased Incidence Rate of Hypothyroidism After Iodine Fortification in Denmark: A 20-Year Prospective Population-Based Study

    Petersen, M., Knudsen, Nils Jakob, Carlé, A., Andersen, Stig Ejdrup, Jørgensen, T., Perrild, Hans, Ovesen, L., Rasmussen, L. B., Thuesen, B. H. & Pedersen, I. B., 2019, In: Journal of Clinical Endocrinology & Metabolism. 104, 5, p. 1833-1840 8 p.

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

  11. Published

    Previous Live Births and Induced Abortions May Precede Later Development of Graves' Hyperthyroidism

    Carle, A., Knudsen, Nils Jakob, Jorgensen, T., Thuesen, B., Karmisholt, J., Andersen, S. L. & Pedersen, I. B., 2019, In: European Thyroid Journal. 8, 2, p. 70-78

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

  12. 2018
  13. Published

    Thyrotoxicosis after iodine fortification: A 21-year Danish population-based study

    Petersen, M., Knudsen, Nils Jakob, Carlé, A., Andersen, S., Jorgensen, T., Perrild, Hans, Ovesen, L., Rasmussen, L. B., Thuesen, B. H. & Pedersen, I. B., 2018, In: Clinical Endocrinology. 89, 3, p. 360-366 7 p.

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

  14. Published

    Trends in Costs of Thyroid Disease Treatment in Denmark during 1995-2015

    Møllehave, L. T., Linneberg, Allan René, Skaaby, T., Knudsen, Nils Jakob, Ehlers, L., Jorgensen, T. & Thuesen, B. H., 2018, In: European Thyroid Journal. 7, 2, p. 75-83 9 p.

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

  15. Published

    Trends in treatments of thyroid disease following iodine fortification in Denmark: a nationwide register-based study

    Møllehave, L. T., Linneberg, Allan René, Skaaby, T., Knudsen, Nils Jakob, Jørgensen, T. & Thuesen, B. H., 2018, In: Clinical Epidemiology. 10, p. 763-770 8 p.

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

  16. 2016
  17. Published

    Iodine deficiency in pregnancy is prevalent in vulnerable groups in Denmark

    Kirkegaard-Klitbo, D. M., Perslev, K., Andersen, S. L., Perrild, Hans, Knudsen, Nils Jakob, Weber, T., Rasmussen, L. B. & Laurberg, P., Nov 2016, In: Danish Medical Journal. 63, 11, A5286.

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

  18. Published

    Hypothyroid Symptoms Fail to Predict Thyroid Insufficiency in Old People: A Population-Based Case-Control Study

    Carlé, A., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L., Andersen, S. & Laurberg, P., Oct 2016, In: The American Journal of Medicine. 129, 10, p. 1082-1092 11 p.

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

  19. Published

    Serum thyroglobulin as a biomarker of iodine deficiency in adult populations

    Krejbjerg, A., Bjergved, L., Bülow Pedersen, I., Carlé, A., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L., Banke Rasmussen, L. & Laurberg, P., Sep 2016, In: Clinical Endocrinology. 85, 3, p. 475-482 8 p.

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

  20. Published

    Parity and 11-Year Serum Thyrotropin and Thyroid Autoantibody Change: A Longitudinal Population-Based Study

    Bjergved, L., Carlé, A., Jørgensen, T., Perrild, Hans, Laurberg, P., Krejbjerg, A., Ovesen, L., Pedersen, I. B., Rasmussen, L. B. & Knudsen, Nils Jakob, Feb 2016, In: Thyroid. 26, 2, p. 203-11 9 p.

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

  21. 2015
  22. Published

    Gender differences in symptoms of hypothyroidism: a population-based DanThyr study

    Carlé, A., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L. & Laurberg, P., Nov 2015, In: Clinical Endocrinology. 83, 5, p. 717-25 9 p.

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

  23. Published

    Serum thyroglobulin before and after iodization of salt: an 11-year DanThyr follow-up study

    Krejbjerg, A., Bjergved, L., Pedersen, I. B., Carlé, A., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L., Rasmussen, L. B. & Laurberg, P., Nov 2015, In: European Journal of Endocrinology. 173, 5, p. 573-81 9 p.

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

  24. Published

    Treating Hypothyroidism with Thyroxine/Triiodothyronine Combination Therapy in Denmark: Following Guidelines or Following Trends?

    Michaelsson, L. F., Medici, B. B., la Cour, J. L., Selmer, C., Røder, M., Perrild, Hans, Knudsen, Nils Jakob, Faber, Jens & Nygaard, Birte, Sep 2015, In: European Thyroid Journal. 4, 3, p. 174-80 7 p.

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

  25. 2014
  26. Published

    Hypothyroid symptoms and the likelihood of overt thyroid failure: a population-based case-control study

    Carlé, A., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, Lars & Laurberg, P., Nov 2014, In: European Journal of Endocrinology. Supplement. 171, 5, p. 593-602 10 p.

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

  27. Published

    Development of Autoimmune Overt Hypothyroidism Is Highly Associated With Live Births and Induced Abortions but Only in Premenopausal Women

    Carlé, A., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L., Rasmussen, L. B. & Laurberg, P., Jun 2014, In: Endocrinology. 99, 6, p. 2241-2249 9 p.

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

  28. Published

    Iodine fortification may influence the age-related change in thyroid volume: a longitudinal population-based study (DanThyr)

    Krejbjerg, A., Bjergved, L., Pedersen, I. B., Carlé, A., Jørgensen, T., Perrild, Hans, Ovesen, Lars, Rasmussen, L. B., Knudsen, Nils Jakob & Laurberg, P., Apr 2014, In: European Journal of Endocrinology. 170, 4, p. 507-17 11 p.

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

  29. Published

    Mandatory iodine fortification of bread and salt increases iodine excretion in adults in Denmark: A 11-year follow-up study

    Rasmussen, L. B., Jørgensen, T., Perrild, Hans, Knudsen, Nils Jakob, Krejbjerg, A., Laurberg, P., Pedersen, I. B., Bjergved, L. & Ovesen, Lars, 2014, In: Clinical Nutrition. 33, 6, p. 1033-1040 8 p.

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

  30. Published

    Thyroid Function and Body Weight: A Community-Based Longitudinal Study

    Bjergved, L., Jørgensen, T., Perrild, Hans, Laurberg, P., Krejbjerg, A., Ovesen, L., Rasmussen, L. B. & Knudsen, Nils Jakob, 2014, In: PLOS ONE. 9, 4, p. 1-7 7 p., e93515.

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

  31. 2013
  32. Published

    Determinants of serum T4 and T3 at the time of diagnosis in nosological types of thyrotoxicosis: a population-based study

    Carlé, A., Knudsen, Nils Jakob, Pedersen, I. B., Perrild, Hans, Ovesen, L., Rasmussen, L. B. & Laurberg, P., 2013, In: European Journal of Endocrinology. 169, 5, p. 537-545 9 p.

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

  33. Published

    Graves' hyperthyroidism and moderate alcohol consumption: evidence for disease prevention

    Carlé, A., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L., Rasmussen, L. B., Jørgensen, T. & Laurberg, P. M., 2013, In: Clinical Endocrinology. 79, 1, p. 111–119

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

  34. Published

    Selenium supplementation for patients with Graves’ hyperthyroidism (the GRASS trial): study protocol for a randomized controlled trial

    Watt, Torquil, Cramon, P., Bjorner, J. B., Bonnema, S. J., Feldt-Rasmussen, Ulla, Gluud, C., Gram, J., Hansen, J. L., Hegedüs, L., Knudsen, Nils Jakob, Bach-Mortensen, P., Nolsöe, R., Nygaard, Birte, Pociot, Flemming, Skoog, M., Winkel, P. & Rasmussen, A. K., 2013, In: Trials. 14, April , p. 1-10 10 p., 119.

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

  35. Published

    Serum selenium is low in newly diagnosed Graves’ disease: a population-based study

    Bülow Pedersen, I., Knudsen, Nils Jakob, Carlé, A., Schomburg, L., Köhrle, J., Jørgensen, T., Rasmussen, L. B., Ovesen, L. & Laurberg, P. M., 2013, In: Clinical Endocrinology. 79, 4, p. 584-590 7 p.

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

  36. 2012
  37. Published

    Moderate alcohol consumption may protect against overt autoimmune hypothyroidism: a population-based case-control study

    Carlé, A., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L., Rasmussen, L. B., Jørgensen, T. & Laurberg, P., 2012, In: European Journal of Endocrinology. 167, 4, p. 483-90 8 p.

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

  38. Published

    Smoking cessation is followed by a sharp but transient rise in the incidence of overt autoimmune hypothyroidism - A population-based case-control study

    Carlé, A., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L., Rasmussen, L. B., Jørgensen, T. & Laurberg, P., 2012, In: Clinical Endocrinology. 77, 5, p. 764–772

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

  39. 2011
  40. Published

    A cautious iodization program bringing iodine intake to a low recommended level is associated with an increase in the prevalence of thyroid autoantibodies in the population

    Pedersen, I. B., Knudsen, Nils Jakob, Carlé, A., Vejbjerg, P., Jørgensen, T., Perrild, Hans, Ovesen, Lars, Rasmussen, L. B. & Laurberg, P., 15 Feb 2011, In: Clinical Endocrinology. 75, 1, p. 120-126

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

  41. Published

    Dansk jodberigelse af salt og forekomst af thyroideasygdom

    Laurberg, P., Jørgensen, T., Ovesen, L., Rasmussen, L. B., Perrild, Hans, Andersen, S., Carlé, A., Cerqueira, C., Knudsen, Nils Jakob, Pedersen, I. B. & Vejberg, P., 2011, In: Ugeskrift for Laeger. 173, 50, p. 3264-70 7 p.

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

  42. Published

    Doubling in the use of thyroid hormone replacement therapy in Denmark: association to iodization of salt?

    Cerqueira, C., Knudsen, Nils Jakob, Ovesen, L., Laurberg, P., Perrild, H., Rasmussen, L. B. & Jørgensen, T., 2011, In: European Journal of Epidemiology. 26, 8, p. 629-35 7 p.

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

  43. Published

    Epidemiology of subtypes of hyperthyroidism in Denmark: a population-based study

    Carlé, A., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L., Rasmussen, L. B. & Laurberg, P., 2011, In: European Journal of Endocrinology. 164, 5, p. 801-9 9 p.

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

  44. Published

    Stagnation in body mass index in Denmark from 1997/1998 to 2004/2005, but with geographical diversity

    Svendstrup, M., Knudsen, Nils Jakob, Jørgensen, T., Rasmussen, L. B., Ovesen, L., Perrild, H. & Laurberg, P., 2011, In: Danish Medical Bulletin (Online). 58, 12, p. A4344

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

  45. 2010
  46. Published

    Abdominal fedme og fedmerelaterede sygdomme hos patienter i almen praksis

    Haugan, K., Rost, D., Knudsen, Nils Jakob & Breum, L., 24 May 2010, In: Ugeskrift for Laeger. 172, 21, p. 1586-1591 6 p.

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

  47. Published

    Nationwide trends in surgery and radioiodine treatment for benign thyroid disease during iodization of salt

    Cerqueira, C., Knudsen, Nils Jakob, Ovesen, Lars, Laurberg, P., Perrild, Hans, Rasmussen, L. B. & Jørgensen, T., 1 Apr 2010, In: European Journal of Endocrinology. 162, 4, p. 755-62 8 p.

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

  48. 2009
  49. Published

    Estimation of iodine intake from various urinary iodine measurements in population studies

    Vejbjerg, P., Knudsen, Nils Jakob, Perrild, Hans, Laurberg, P., Andersen, S., Rasmussen, L. B., Ovesen, Lars, Jørgensen, T., Vejbjerg, P., Knudsen, Nils Jakob, Perrild, H., Laurberg, P., Andersen, S., Rasmussen, L. B., Ovesen, L. & Jørgensen, T., 1 Nov 2009, In: Thyroid. 19, 11, p. 1281-6 6 p.

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

  50. Published

    Thyroid volume in hypothyroidism due to autoimmune disease follows a unimodal distribution: evidence against primary thyroid atrophy and autoimmune thyroiditis being distinct diseases

    Carlé, A., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L., Jørgensen, T., Laurberg, P., Carlé, A., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, H., Ovesen, L., Jørgensen, T. & Laurberg, P., 1 Mar 2009, In: Journal of Clinical Endocrinology and Metabolism. 94, 3, p. 833-9 7 p.

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

  51. Published

    Association of iodine fortification with incident use of antithyroid medication--a Danish Nationwide Study

    Cerqueira, C., Knudsen, Nils Jakob, Ovesen, Lars, Perrild, Hans, Rasmussen, L. B., Laurberg, P. & Jørgensen, T., 2009, In: Journal of Clinical Endocrinology and Metabolism. 94, 7, p. 2400-5 5 p.

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

  52. Published

    Lower prevalence of mild hyperthyroidism related to a higher iodine intake in the population: prospective study of a mandatory iodization programme

    Vejbjerg, P., Knudsen, Nils Jakob, Perrild, Hans, Laurberg, P., Carlé, A., Pedersen, I. B., Rasmussen, L. B., Ovesen, Lars & Jørgensen, T., 2009, In: Clinical Endocrinology. 71, 3, p. 440-5 5 p.

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

  53. Published

    Mainly the younger hypothyroid patients are referred to hospital--evidence for referral bias

    Carlé, A., Laurberg, P., Pedersen, I. B., Knudsen, Nils Jakob, Perrild, Hans, Ovesen, L., Rasmussen, L. B. & Jørgensen, T., 2009, In: Journal of Clinical Epidemiology. 62, 4, p. 446-451 6 p.

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

  54. Published

    Thyroglobulin as a marker of iodine nutrition status in the general population

    Vejbjerg, P., Knudsen, Nils Jakob, Perrild, Hans, Laurberg, P., Carlé, A., Pedersen, I. B., Rasmussen, L. B., Ovesen, Lars & Jørgensen, T., 2009, In: European Journal of Endocrinology. 161, 3, p. 475-81 7 p.

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

  55. 2008
  56. Published

    Iodine intake before and after mandatory iodization in Denmark: results from the Danish investigation of iodine intake and thyroid diseases (DanThyr) study.

    Rasmussen, L. B., Carlé, A., Jørgensen, T., Knudsen, Nils Jakob, Laurberg, P., Pedersen, I. B., Perrild, Hans, Vejbjerg, P. & Ovesen, Lars, 2008, In: British Journal of Nutrition. 100, 1, p. 166-173 7 p.

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

  57. Published

    Smoking is negatively associated with the presence of thyroglobulin autoantibody and to a lesser degree with thyroid peroxidase autoantibody in serum: a population study

    Pedersen, I. B., Laurberg, P., Knudsen, Nils Jakob, Jørgensen, T., Perrild, Hans, Ovesen, L. & Rasmussen, L. B., 2008, In: European Journal of Endocrinology. 158, 3, p. 367-73 6 p.

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

  58. Published

    The impact of smoking on thyroid volume and function in relation to a shift towards iodine sufficiency

    Vejbjerg, P., Knudsen, Nils Jakob, Perrild, Hans, Carlé, A., Laurberg, P., Pedersen, I. B., Rasmussen, L. B., Ovesen, Lars & Jørgensen, T., 2008, In: European Journal of Epidemiology. 23, 6, p. 423-9 6 p.

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

ID: 986780