Nils Jakob Knudsen
Clinical Associate Professor
Department of Clinical Medicine
Bispebjerg Bakke 23, 2400 København NV
Member of:
Internal Medicine: Endocrinology
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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. 120-126Research output: Contribution to journal › Journal article › Research › peer-review
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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
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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
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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
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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
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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
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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
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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.e1Research output: Contribution to journal › Journal article › Research › peer-review
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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
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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
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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
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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
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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. 111–119Research output: Contribution to journal › Journal article › Research › peer-review
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
ID: 986780
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Trends in treatments of thyroid disease following iodine fortification in Denmark: a nationwide register-based study
Research output: Contribution to journal › Journal article › Research › peer-review
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Increased Incidence Rate of Hypothyroidism After Iodine Fortification in Denmark: A 20-Year Prospective Population-Based Study
Research output: Contribution to journal › Journal article › Research › peer-review
Published