Nils Jakob Knudsen

Nils Jakob Knudsen

Clinical Associate Professor

Member of:

  • Internal Medicine: Endocrinology


  1. 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 journalJournal articleResearchpeer-review

  2. 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 journalJournal articleResearchpeer-review

  3. 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 journalJournal articleResearchpeer-review

  4. 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 journalJournal articleResearchpeer-review

  5. 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 journalJournal articleResearchpeer-review

  6. 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 journalJournal articleResearchpeer-review

  7. 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 journalJournal articleResearchpeer-review

  8. 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 journalJournal articleResearchpeer-review

  9. 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 journalJournal articleResearchpeer-review

  10. 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 journalJournal articleResearchpeer-review

  11. 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 journalJournal articleResearchpeer-review

  12. 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 journalJournal articleResearchpeer-review

  13. 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 journalJournal articleResearchpeer-review

  14. 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 journalJournal articleResearchpeer-review

  15. 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 journalJournal articleResearchpeer-review

  16. 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 journalJournal articleResearchpeer-review

  17. 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 journalJournal articleResearchpeer-review

  18. 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 journalJournal articleResearchpeer-review

  19. 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 journalJournal articleResearchpeer-review

  20. 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 journalJournal articleResearchpeer-review

  21. 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 journalJournal articleResearchpeer-review

  22. 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 journalJournal articleResearchpeer-review

  23. 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 journalJournal articleResearchpeer-review

  24. 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 journalJournal articleResearchpeer-review

  25. 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 journalJournal articleResearchpeer-review

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ID: 986780