Mads Fiil Hjorth

Mads Fiil Hjorth

Guest researcher

ORCID: 0000-0001-9440-2737

Publication year:
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1 - 50 out of 95Page size: 50
  1. 2012
  2. Published

    Design of the OPUS School Meal Study: A randomised controlled trial assessing the impact of serving school meals based on the New Nordic Diet

    Damsgaard, Camilla Trab, Dalskov, S., Petersen, R. A., Sørensen, L. B., Mølgaard, Christian, Biltoft-Jensen, A., Andersen, R., Thorsen, A., Tetens, Inge , Sjödin, Anders Mikael, Hjorth, Mads Fiil, Vassard, Ditte, Jensen, Jørgen Dejgård, Egelund, N., Dyssegaard, C. B., Skovgaard, I., Astrup, A. & Michaelsen, Kim F., 2012, In: Scandinavian Journal of Public Health. 40, 8, p. 693-703 11 p.

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

  3. Published

    Level and intensity of objectively assessed physical activity among pregnant women from urban Ethiopia

    Hjorth, Mads Fiil, Kloster, S., Girma, T., Faurholt-Jepsen, Daniel, Andersen, G., Kæstel, P., Brage, S. & Friis, Henrik, 2012, In: B M C Pregnancy and Childbirth. 12, 154, p. 1-8 8 p.

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

  4. Published

    Measure of sleep and physical activity by a single accelerator: Can a waist-worn Actigraph adequately measure sleep in children?

    Hjorth, Mads Fiil, Chaput, J., Damsgaard, Camilla Trab, Dalskov, S., Michaelsen, Kim F., Tetens, Inge & Sjödin, Anders Mikael, 2012, In: Sleep and Biological Rhythm. 10, 4, p. 328-335 8 p.

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

  5. Published

    Measure of sleep and physical activity by a single accelerometer: Can a waist-worn Actigraph adequately measure sleep in children?

    Hjorth, Mads Fiil, Chaput, J., Damsgaard, Camilla Trab, Dalskov, S., Michaelsen, Kim F., Tetens, Inge & Sjödin, Anders Mikael, 2012, In: Sleep and Biological Rhythm. 10, 4, p. 328-335 8 p.

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

  6. 2013
  7. Published

    Comparison of estimated energy intake using Web-based Dietary Assessment Software with accelerometer-determined energy expenditure in children

    Biltoft-Jensen, A., Hjorth, Mads Fiil, Trolle, E., Christensen, T., Brockhoff, P. B., Andersen, L. F., Tetens, Inge & Matthiessen, J., 2013, In: Food & Nutrition Research. 57, 12 p., 21434.

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

  8. Published

    Does the provision of Nordic school meals influence growth meals influence growth and body composition of 8-11 year old children?

    Dalskov, S., Ritz, C., Damsgaard, Camilla Trab, Hjorth, Mads Fiil, Sørensen, L. B., Petersen, R. A., Laursen, R. P., Astrup, A., Mølgaard, Christian & Michaelsen, Kim F., 2013, In: Annals of Nutrition and Metabolism. 63, suppl. 1, p. 609-610 2 p.

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

  9. Published

    The effect of Nordic school meals on illness, asthma, allergies, and school attendance in Danish children: the OPUS Study

    Dalskov, S., Ritz, C., Damsgaard, Camilla Trab, Hjorth, Mads Fiil, Sørensen, L. B., Petersen, R. A., Laursen, R. P., Astrup, A., Mølgaard, Christian & Michaelsen, Kim F., 2013, In: Annals of Nutrition and Metabolism. 63, suppl. 1, p. 617 1 p.

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

  10. Published

    School meals based on New Nordic Diet improve reading performance in Danish 4th grade children: the OPUS School Meal Study

    Damsgaard, Camilla Trab, Laursen, R. P., Ritz, C., Hjorth, Mads Fiil, Lauritzen, Lotte, Dalskov, S., Sørensen, L. B., Petersen, R. A., Andersen, M. R., Stender, Steen, Mølgaard, Christian, Astrup, A. & Michaelsen, Kim F., 2013, In: Annals of Nutrition and Metabolism. 63, suppl. 1, p. 630-631 2 p.

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

  11. Published

    n-3 PUFA status in school children is associated with beneficial lipid profile, reduced physical activity and increased blood pressure in boys

    Damsgaard, Camilla Trab, Stark, K. D., Hjorth, Mads Fiil, Biltoft-Jensen, A., Astrup, A., Michaelsen, Kim F. & Lauritzen, Lotte, 2013, In: British Journal of Nutrition. 110, 7, p. 1304-1312 9 p.

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

  12. Published

    Seasonal variation in objectively measured physical activity, sedentary time, and sleep duration among children

    Hjorth, Mads Fiil, Chaput, J., Michaelsen, Kim F., Astrup, A., Tetens, Inge & Sjödin, Anders Mikael, 2013. 1 p.

    Research output: Contribution to conference › Poster › Research › peer-review

  13. Published

    Seasonal variation in objectively measured physical activity, sedentary time, cardio-respiratory fitness and sleep duration among 8-11 year-old Danish children: a repeated-measures study

    Hjorth, Mads Fiil, Chaput, J., Michaelsen, Kim F., Astrup, A., Tetens, Inge & Sjödin, Anders Mikael, 2013, In: B M C Public Health. 13, 1, 10 p., 808.

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

  14. Published

    Short sleep duration and large variability in sleep duration are associated with dietary risk factors for obesity in Danish school children

    Kjeldsen, J. S., Hjorth, Mads Fiil, Andersen, R., Michaelsen, Kim F., Tetens, Inge , Astrup, A., Chaput, J. P. & Sjödin, Anders Mikael, 2013, In: Obesity Facts. 6, suppl. 1, p. 138 1 p.

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

  15. Published

    No relation between sleep duration and adiposity indicators in 9-36 months old children: the SKOT cohort

    Klingenberg, L., Christensen, L. B., Hjorth, Mads Fiil, Zangenberg, S., Chaput, J. P., Sjödin, Anders Mikael, Mølgaard, Christian & Michaelsen, Kim F., 2013, In: Pediatric Obesity. 8, 1, p. e14-e18 5 p.

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

  16. Published

    Sleep duration and sleep variability are associated with dietary risk factors for obesity in children

    Sjödin, Anders Mikael, Hjorth, Mads Fiil, Quist, Jonas Salling, Andersen, R., Michaelsen, Kim F., Tetens, Inge , Astrup, A. & Chaput, J., 2013. 1 p.

    Research output: Contribution to conference › Poster › Research › peer-review

  17. 2014
  18. Published

    Eicosapentaenoic acid and docosahexaenoic acid in whole blood are differentially and sex-specifically associated with cardiometabolic risk markers in 8-11-year-old Danish children

    Damsgaard, Camilla Trab, Eidner, M. B., Stark, K. D., Hjorth, Mads Fiil, Sjödin, Anders Mikael, Andersen, M. R., Andersen, R., Tetens, Inge , Astrup, A., Michaelsen, Kim F. & Lauritzen, Lotte, 2014, In: P L o S One. 9, 10, 9 p., e109368.

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

  19. Published

    Provision of healthy school meals does not affect the metabolic syndrome score in 8-11-year-old children, but reduces cardiometabolic risk markers despite increasing waist circumference

    Damsgaard, Camilla Trab, Dalskov, S., Laursen, R. P., Ritz, C., Hjorth, Mads Fiil, Lauritzen, Lotte, Sørensen, L. B., Petersen, R. A., Andersen, M. R., Stender, Steen, Andersen, R., Tetens, Inge , Mølgaard, Christian, Astrup, A. & Michaelsen, Kim F., 2014, In: British Journal of Nutrition. 112, 11, p. 1826-1836 11 p.

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

  20. Published

    Change in sleep duration and proposed dietary risk factors for obesity in Danish school children

    Hjorth, Mads Fiil, Quist, Jonas Salling, Andersen, R., Michaelsen, Kim F., Tetens, Inge , Astrup, A., Chaput, J. & Sjödin, Anders Mikael, 2014, In: Pediatric Obesity. 9, 6, p. e156-e159 4 p.

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

  21. Published

    Fatness predicts decreased physical activity and increased sedentary time, but not vice versa: support from a longitudinal study in 8-11 year old children

    Hjorth, Mads Fiil, Chaput, J., Ritz, C., Dalskov, S., Andersen, R., Astrup, A., Tetens, Inge , Michaelsen, Kim F. & Sjödin, Anders Mikael, 2014, In: International Journal of Obesity. 38, 7, p. 959-965 7 p.

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

  22. Published

    Low physical activity level and short sleep duration are associated with an increased cardio-metabolic risk profile: a longitudinal study in 8-11 year old danish children

    Hjorth, Mads Fiil, Chaput, J., Damsgaard, Camilla Trab, Dalskov, S., Andersen, R., Astrup, A., Michaelsen, Kim F., Tetens, Inge , Ritz, C. & Sjödin, Anders Mikael, 2014, In: P L o S One. 9, 8, 9 p., e104677.

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

  23. Published

    Movement Behaviors in Children and Indicators of Adverse Health

    Hjorth, Mads Fiil, 2014, Copenhagen: Department of Nutrition, Exercise and Sports, Faculty of Science, University of Copenhagen. 146 p.

    Research output: Book/Report › Ph.D. thesis › Research

  24. Published

    Short sleep duration and large variability in sleep duration are independently associated with dietary risk factors for obesity in Danish school children

    Quist, Jonas Salling, Hjorth, Mads Fiil, Andersen, R., Michaelsen, Kim F., Tetens, Inge , Astrup, A., Chaput, J. & Sjödin, Anders Mikael, 2014, In: International Journal of Obesity. 38, 1, p. 32-39 8 p.

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

  25. 2015
  26. Published

    Markers of metabolic health in children differ between weekdays - the result of unhealthier weekend behavior

    Hjorth, Mads Fiil, Damsgaard, Camilla Trab, Michaelsen, Kim F., Astrup, A. & Sjödin, Anders Mikael, 2015, In: Obesity. 23, 4, p. 733-736 4 p.

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

  27. Published

    Effects of school meals with weekly fish servings on vitamin D status in Danish children: secondary outcomes from the OPUS (Optimal well-being, development and health for Danish children through a healthy New Nordic Diet) School Meal Study

    Petersen, R. A., Damsgaard, Camilla Trab, Dalskov, S., Sørensen, L. B., Hjorth, Mads Fiil, Andersen, R., Tetens, Inge , Krarup, H., Ritz, C., Astrup, A., Michaelsen, Kim F. & Mølgaard, Christian, 2015, In: Journal of Nutritional Science. 4, 10 p., e26.

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

  28. Published

    Vitamin D status is associated with cardiometabolic markers in 8-11-year-old children, independently of body fat and physical activity

    Petersen, R. A., Dalskov, S., Sørensen, L. B., Hjorth, Mads Fiil, Andersen, R., Tetens, Inge , Krarup, H., Ritz, C., Astrup, A., Michaelsen, Kim F., Mølgaard, Christian & Damsgaard, Camilla Trab, 2015, In: British Journal of Nutrition. 114, 10, p. 1647-1655 9 p.

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

  29. Published

    Erratum: Physical activity, sleep duration and metabolic health in children fluctuate with the lunar cycle: Science behind the myth

    Sjödin, Anders Mikael, Hjorth, Mads Fiil, Damsgaard, Camilla Trab, Ritz, C., Astrup, A. & Michaelsen, Kim F., 2015, In: Clinical Obesity. 5, 5, p. 291 1 p.

    Research output: Contribution to journal › Comment/debate › Research

  30. Published

    Physical activity, sleep duration and metabolic health in children fluctuate with the lunar cycle: science behind the myth

    Sjödin, Anders Mikael, Hjorth, Mads Fiil, Damsgaard, Camilla Trab, Ritz, C., Astrup, A. & Michaelsen, Kim F., 2015, In: Clinical Obesity. 5, 2, p. 60-66 7 p.

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

  31. Published

    The effects of Nordic school meals on concentration and school performance in 8- to 11-year-old children in the OPUS School Meal Study: a cluster-randomised, controlled, cross-over trial

    Sørensen, L. B., Dyssegaard, C. B., Damsgaard, Camilla Trab, Petersen, R. A., Dalskov, S., Hjorth, Mads Fiil, Andersen, R., Tetens, Inge , Ritz, C., Astrup, A., Lauritzen, Lotte, Michaelsen, Kim F. & Egelund, N., 2015, In: British Journal of Nutrition. 113, 8, p. 1280-1291 12 p.

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

  32. 2016
  33. Published

    Are children like werewolves? Full moon and its associations with sleep and activity behaviors in an international sample of children

    Chaput, J-P., Weippert, M., Leblanc, A. G., Hjorth, M. F., Michaelsen, K. F., Katzmarzyk, P. T., Tremblay, M. S., Barreira, T. V., Broyles, S. T., Fogelholm, M., Hu, G., Kuriyan, R., Kurpad, A., Lambert, E. V., Maher, C., Maia, J., Matsudo, V., Olds, T., Onywera, V., Sarmiento, O. L. & 4 others, Standage, M., Tudor-Locke, C., Sjödin, Anders Mikael & Zhao, P., 2016, In: Frontiers in Pediatrics. 4, 6 p., 4.

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

  34. Published

    Seasonal variations in growth and body composition of 8-11-year-old Danish children

    Dalskov, S., Ritz, C., Larnkjær, Anni, Damsgaard, Camilla Trab, Petersen, R. A., Sørensen, L. B., Hjorth, Mads Fiil, Ong, K. K., Astrup, A., Mølgaard, Christian & Michaelsen, Kim F., 2016, In: Pediatric Research. 79, 2, p. 358-363 6 p.

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

  35. Published

    Socio-economic differences in cardiometabolic risk markers are mediated by diet and body fatness in 8- to 11-year-old Danish children: A cross-sectional study

    Hauger, H., Groth, M. V., Ritz, C., Biltoft-Jensen, A., Andersen, R., Dalskov, S., Hjorth, Mads Fiil, Sjödin, Anders Mikael, Astrup, A., Michaelsen, Kim F. & Damsgaard, Camilla Trab, 2016, In: Public Health Nutrition. 19, 12, p. 2229-2239 11 p.

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

  36. Published

    Normal weight children have higher cognitive performance - independent of physical activity, sleep, and diet

    Hjorth, Mads Fiil, Sørensen, L. B., Andersen, R., Dyssegaard, C. B., Ritz, C., Tetens, Inge , Michaelsen, Kim F., Astrup, A., Egelund, N. & Sjödin, Anders Mikael, 2016, In: Physiology & Behavior. 165, p. 398-404 7 p.

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

  37. Published

    Rebuttal - Factors affecting cognitive performance in children with special reference to sleep and sedentary behavior

    Hjorth, Mads Fiil & Sjödin, Anders Mikael, 2016, In: Physiology & Behavior. 167, p. 413 1 p.

    Research output: Contribution to journal › Comment/debate › Research

  38. Published

    Sleep duration modifies effects of free ad libitum school meals on adiposity and blood pressure

    Hjorth, Mads Fiil, Sjödin, Anders Mikael, Dalskov, S., Damsgaard, Camilla Trab, Michaelsen, Kim F., Biltoft-Jensen, A., Andersen, R., Ritz, C., Chaput, J. & Astrup, A., 2016, In: Applied Physiology, Nutrition and Metabolism. 41, 1, p. 33-40 8 p.

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

  39. Published

    Maternal fish oil supplementation during lactation is associated with reduced height at 13 years of age and higher blood pressure in boys only

    Lauritzen, Lotte, Eriksen, S. E., Hjorth, Mads Fiil, Nielsen, M. S., Olsen, Sjurdur F., Stark, K. D., Michaelsen, Kim F. & Damsgaard, Camilla Trab, 2016, In: The British Journal of Nutrition. 116, 12, p. 2082-2090 9 p.

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

  40. Published

    Physical activity, sedentary time, and sleep and the association with inflammatory markers and adiponectin in 8- to 11-year-old Danish children

    Nielsen, M. S., Quist, Jonas Salling, Chaput, J., Dalskov, S., Damsgaard, Camilla Trab, Ritz, C., Astrup, A., Michaelsen, Kim F., Sjödin, Anders Mikael & Hjorth, Mads Fiil, 2016, In: Journal of Physical Activity & Health. 13, 7, p. 733-739 7 p.

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

  41. Published

    Vitamin D status and its determinants during autumn in children at northern latitudes: a cross-sectional analysis from the optimal well-being, development and health for Danish children through a healthy New Nordic Diet (OPUS) School Meal Study

    Petersen, R. A., Damsgaard, Camilla Trab, Dalskov, S., Sørensen, L. B., Hjorth, Mads Fiil, Ritz, C., Kjølbæk, Louise, Andersen, R., Tetens, Inge , Krarup, H., Astrup, A., Michaelsen, Kim F. & Mølgaard, Christian, 2016, In: The British Journal of Nutrition. 115, 2, p. 239-250 12 p.

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

  42. Published

    Sleep and cardiometabolic risk in children and adolescents: A review

    Quist, Jonas Salling, Sjödin, Anders Mikael, Chaput, J. & Hjorth, Mads Fiil, 2016, In: Sleep Medicine Reviews. 29, 1, p. 76-100 25 p.

    Research output: Contribution to journal › Review › Research › peer-review

  43. Published

    Differences in the effects of school meals on children's cognitive performance according to gender, household education and baseline reading skills

    Sørensen, L. B., Damsgaard, Camilla Trab, Petersen, R. A., Dalskov, S., Hjorth, Mads Fiil, Dyssegaard, C. B., Egelund, N., Tetens, Inge , Astrup, A., Lauritzen, Lotte & Michaelsen, Kim F., 2016, In: European Journal of Clinical Nutrition. 70, 10, p. 1155-1161 7 p.

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

  44. 2017
  45. Published

    Improvement in age-related cognitive functions and life expectancy by ketogenic diets

    Astrup, A. & Hjorth, Mads Fiil, 2017, In: Nature Reviews Endocrinology. 13, 12, p. 695-696 2 p.

    Research output: Contribution to journal › Letter › Research › peer-review

  46. Published

    Low-fat or low carb for weight loss? It depends on your glucose metabolism

    Astrup, A. & Hjorth, Mads Fiil, 2017, In: EBioMedicine. 22, p. 20-21 2 p.

    Research output: Contribution to journal › Comment/debate › Research

  47. Published

    Type A: Spis Dig Slank Efter Dit Blodsukker

    Astrup, A., Bitz, C. & Hjorth, Mads Fiil, 2017, København: Politikens Forlag. 151 p.

    Research output: Book/Report › Book › Communication

  48. Published

    Type B: Spis Dig Slank Efter Dit Blodsukker

    Astrup, A., Bitz, C. & Hjorth, Mads Fiil, 2017, København: Politikens Forlag. 151 p.

    Research output: Book/Report › Book › Communication

  49. Published

    Pretreatment fasting plasma glucose and insulin modify dietary weight loss success: results from 3 randomized clinical trials

    Hjorth, Mads Fiil, Ritz, C., Blaak, E., Saris, W. H., Langin, D., Poulsen, S. K., Larsen, T. M., Sørensen, Thorkild I.A., Zohar, Y. & Astrup, A., 2017, In: American Journal of Clinical Nutrition. 106, 2, p. 499-505 7 p.

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

  50. Published

    Pretreatment fasting plasma glucose modifies dietary weight loss maintenance success: Results from a stratified RCT

    Hjorth, Mads Fiil, Due, A., Larsen, T. M. & Astrup, A., 2017, In: Obesity. 25, 12, p. 2045-2048 4 p.

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

  51. Published

    Weekday variation in triglyceride concentrations in 1.8 million blood samples

    Jaskolowski, J., Ritz, C., Sjödin, Anders Mikael, Astrup, A., Szecsi, P. B., Stender, Steen & Hjorth, Mads Fiil, 2017, In: Journal of Lipid Research. 58, 6, p. 1204-1213 10 p.

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

  52. Published

    Common genetic variants are associated with lower serum 25-hydroxyvitamin D concentrations across the year among children at northern latitudes

    Petersen, R. A., Larsen, L. H., Damsgaard, Camilla Trab, Sørensen, L. B., Hjorth, Mads Fiil, Andersen, R., Tetens, Inge , Krarup, H., Ritz, C., Astrup, A., Michaelsen, Kim F. & Mølgaard, Christian, 2017, In: British Journal of Nutrition. 117, 6, p. 829-838 10 p.

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

  53. Published

    Self-Reported Versus Accelerometer-Assessed Daily Physical Activity in Childhood Obesity Treatment

    Schnurr, T. M., Bech, B., Haarmark Nielsen, T. R., Andersen, I. G., Hjorth, Mads Fiil, Aadahl, Mette, Fonvig, Cilius Esmann, Hansen, Torben & Holm, Jens-Christian, 2017, In: Perceptual and Motor Skills. 124, 4, p. 795-811 17 p.

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

  54. 2018
  55. Published

    Classification of obesity targeted personalized dietary weight loss management based on carbohydrate tolerance

    Astrup, A. & Hjorth, Mads Fiil, 2018, In: European Journal of Clinical Nutrition. 72, 9, p. 1300-1304 5 p.

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

  56. Published

    Type C: Spis Dig Slank Med Blodsukkerkuren

    Astrup, A., Bitz, C. & Hjorth, Mads Fiil, 2018, København: Politikens Forlag. 151 p.

    Research output: Book/Report › Book › Communication

  57. Published

    Microbial enterotypes in personalized nutrition and obesity management

    Christensen, Lars, Roager, Henrik Munch, Astrup, A. & Hjorth, Mads Fiil, 2018, In: American Journal of Clinical Nutrition. 108, 4, p. 645-651 7 p.

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

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