Browsing Brage NIH by Author "Froberg, Karsten"
Now showing items 1-20 of 30
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A 3-year physical activity intervention program increases the gain in bone mineral and bone width in prepubertal girls but not boys: the Prospective Copenhagen School Child Interventions Study (CoSCIS)
Hasselstrøm, Henriette A.; Karlsson, Magnus K.; Hansen, Stig Eiberg; Grønfeldt, Vivian; Froberg, Karsten; Andersen, Lars Bo (Peer reviewed; Journal article, 2008-10-07)The aim of this study was to evaluate the effect of increasing the amount of time spent in physical education classes on bone mineral accrual and gain in bone size in prepubertal Danish children. A total of 135 boys and ... -
Association between maternal education and objectively measured physical activity and sedentary time in adolescents
Sherar, Lauren B.; Griffin, Tom P.; Ekelund, Ulf; Cooper, Ashley R.; Esliger, Dale W.; van Sluijs, Esther M. F.; Andersen, Lars Bo; Cardon, Greet; Davey, Rachel; Froberg, Karsten; Hallal, Pedro C.; Janz, Kathleen F.; Kordas, Katarzyna; Kriemler, Susi; Pate, Russell R.; Puder, Jardena J.; Sardinha, Luis B.; Timperio, Anna F.; Page, Angie S. (Journal article; Peer reviewed, 2016-01-22)Background: Investigating socioeconomic variation in physical activity (PA) and sedentary time is important as it may represent a pathway by which socioeconomic position (SEP) leads to ill health. Findings on the association ... -
Associations between accelerometry measured physical activity and sedentary time and the metabolic syndrome: A meta-analysis of more than 6000 children and adolescents
Renninger, Marius; Hansen, Bjørge Herman; Steene-Johannessen, Jostein; Kriemler, Susi; Froberg, Karsten; Northstone, Kate; Sardinha, Luis; Anderssen, Sigmund Alfred; Andersen, Lars Bo; Ekelund, Ulf (Peer reviewed; Journal article, 2019)Background: Metabolic syndrome is increasingly prevalent in the pediatric population. To prevent an early onset, knowledge about its association with modifiable lifestyle factors is needed. Objectives: To estimate the ... -
Associations between bicycling and carotid arterial stiffness in adolescents: the European Youth Hearts Study
Ried-Larsen, Mathias; Grøntved, A.; Østergaard, Lars; Cooper, Ashley R.; Froberg, Karsten; Andersen, Lars Bo; Møller, Niels C. (Journal article; Peer reviewed, 2015-10)The aim of the study was to investigate the associations between bicycling and carotid arterial stiffness, independent of objectively measured moderate-and-vigorous physical activity. This cross-sectional study included ... -
Associations between objectively measured physical activity intensity in childhood and measures of subclinical cardiovascular disease in adolescence: prospective observations from the European Youth Heart Study
Ried-Larsen, Mathias; Grøntved, Anders; Møller, Niels Christian; Larsen, Kristian Traberg; Froberg, Karsten; Andersen, Lars Bo (Journal article; Peer reviewed, 2013-04-13)BACKGROUND AND AIM: No prospective studies have investigated the association between physical activity (PA) and carotid subclinical cardiovascular disease across childhood. Therefore, the primary aim was to investigate ... -
Associations of Physical Activity, Sports Participation and Active Commuting on Mathematic Performance and Inhibitory Control in Adolescents
Domazet, Sidsel L.; Tarp, Jakob; Huang, Tao; Gejl, Anne Kær; Andersen, Lars Bo; Froberg, Karsten; Bugge, Anna (Journal article; Peer reviewed, 2016-01-04)Objectives: To examine objectively measured physical activity level, organized sports participation and active commuting to school in relation to mathematic performance and inhibitory control in adolescents. Methods: The ... -
Between- and within-day variability in physical activity and inactivity in 9-and 15-year-old European children
Nilsson, Andreas; Anderssen, Sigmund A.; Andersen, Lars Bo; Froberg, Karsten; Riddoch, Chris J.; Sardinha, Luis B.; Ekelund, Ulf (Peer reviewed; Journal article, 2008-02-03)To examine differences in levels of physical activity (PA), time spent at moderate-to-vigorous intensity PA (MVPA) and time spent sedentary between and within days in children from four European countries, 1954 9 - and ... -
Between-school variation in physical activity, aerobic fitness, and organized sports participation: A multi-level analysis
Kristensen, Peter L.; Olesen, Line G.; Ried-Larsen, Mathias; Grøntved, Anders; Wedderkopp, Niels; Froberg, Karsten; Andersen, Lars Bo (Journal article; Peer reviewed, 2012-09-20)A large proportion of a child's day is spent at school interacting with certain physical surroundings, teachers, and school friends. Thus, schools could have a marked impact on establishing physical activity habits. The ... -
Correlates of objectively assessed physical activity and sedentary time in children: a cross-sectional study (The European Youth Heart Study)
Nilsson, Andreas; Andersen, Lars Bo; Ommundsen, Yngvar; Froberg, Karsten; Sardinha, Luis B.; Piehl-Aulin, Karin; Ekelund, Ulf (Peer reviewed; Journal article, 2009-09-07)BACKGROUND: Identifying leisure time activities performed before and after school that influence time in physical activity (PA) and/or time spent sedentary can provide useful information when designing interventions aimed ... -
Cytokines and clustered cardiovascular risk factors in children
Andersen, Lars Bo; Müller, Klaus; Eiberg, Stig; Froberg, Karsten; Andersen, Johnny Fredsbo Børm; Bugge, Anna; Hermansen, Bianca El-Namaan; McMurray, Robert G. (Journal article; Peer reviewed, 2010-04)The aim was to evaluate the possible role of tumor necrosis factor α (TNF-α), interleukin-6 (IL-6), C-reactive protein (CRP), low fitness, and fatness in the early development of clustering of cardiovascular disease (CVD) ... -
Dietary arginine and linear growth: the Copenhagen School Child Intervention Study
van Vught, Anneke J. A. H.; Dagnelie, Peter C.; Arts, Ilja C. W.; Froberg, Karsten; Andersen, Lars Bo; El-Naaman, Bianca; Bugge, Anna; Nielsen, Birgit Marie; Heitmann, Berit L. (Journal article; Peer reviewed, 2012-10-10)The amino acid arginine is a well-known growth hormone (GH) stimulator and GH is an important modulator of linear growth. The aim of the present study was to investigate the effect of dietary arginine on growth velocity ... -
Effectiveness of a School-Based Physical Activity Intervention on Cognitive Performance in Danish Adolescents: LCoMotion—Learning, Cognition and Motion – A Cluster Randomized Controlled Trial
Tarp, Jakob; Domazet, Sidsel Louise; Froberg, Karsten; Hillman, Charles H.; Andersen, Lars Bo; Bugge, Anna (Journal article; Peer reviewed, 2016-06-24)Background: Physical activity is associated not only with health-related parameters, but also with cognitive and academic performance. However, no large scale school-based physical activity interventions have investigated ... -
LCoMotion - Learning, cognition and motion: a multicomponent cluster randomized school-based intervention aimed at increasing learning and cognition - rationale, design and methods.
Bugge, Anna; Tarp, Jakob; Østergaard, Lars; Domazet, Sidsel Louise; Andersen, Lars Bo; Froberg, Karsten (Journal article; Peer reviewed, 2014-09-18)The aim of the study; LCoMotion – Learning, Cognition and Motion was to develop, document, and evaluate a multi-component physical activity (PA) intervention in public schools in Denmark. The primary outcome was cognitive ... -
Longitudinal associations of cycling to school with adolescent fitness
Cooper, Ashley R.; Wedderkopp, Niels; Jago, Russell; Kristensen, Peter Lund; Møller, Niels C.; Froberg, Karsten; Page, Angie S.; Andersen, Lars Bo (Peer reviewed; Journal article, 2008-06-18)Objective: To investigate whether change in transport to school from non-cycling to cycling was associated with change in cardio-respiratory fitness (CRF) over a six-year follow-up. Methods: Participants were 384 children ... -
Objectively measured habitual physical activity in 1997/1998 vs 2003/2004 in Danish children: The European Youth Heart Study
Møller, Niels C.; Kristensen, Peter Lund; Wedderkopp, Niels; Andersen, Lars Bo; Froberg, Karsten (Peer reviewed; Journal article, 2008-02-17)Based on two cross-sectional studies conducted in 8–10-year-old third-grade children living in the municipality of Odense, potential differences were examined in the level of habitual physical activity (HPA) in Danish ... -
Objectively measured physical activity and sedentary time in youth: the International children’s accelerometry database (ICAD).
Cooper, Ashley R.; Goodman, Anna; Page, Angie S.; Sherar, Lauren B.; Esliger, Dale W.; van Sluijs, Esther M.F; Andersen, Lars Bo; Anderssen, Sigmund A.; Cardon, Greet; Davey, Rachel; Froberg, Karsten; Hallal, Pedro; Janz, Kathleen F.; Kordas, Katarzyna; Kreimler, Susi; Pate, Russell; Puder, Jardena; Reilly, John J.; Salmon, Jo; Sardinha, Luis B.; Timperio, Anna M.; Ekelund, Ulf (Journal article; Peer reviewed, 2015-09-17)Background: Physical activity and sedentary behaviour in youth have been reported to vary by sex, age, weight status and country. However, supporting data are often self-reported and/or do not encompass a wide range ... -
Objectively Measured Time Spent Sedentary Is Associated With Insulin Resistance Independent of Overall and Central Body Fat in 9- to 10-Year-Old Portuguese Children
Sardinha, Luis B.; Andersen, Lars Bo; Anderssen, Sigmund A.; Quitério, Ana L.; Ornelas, Rui; Froberg, Karsten; Riddoch, Chris J.; Ekelund, Ulf (Peer reviewed; Journal article, 2007-12-10)OBJECTIVE—We examined the independent relationships between objectively measured physical activity and insulin resistance in Portuguese children. RESEARCH DESIGN AND METHODS—This is a school-based, cross-sectional study ... -
Physical activity, sedentary behavior, and long-term cardiovascular risk in young people: A review and discussion of methodology in prospective studies
Tarp, Jakob; Brønd, Jan Christian; Andersen, Lars Bo; Møller, Niels Christian; Froberg, Karsten; Grøntvedt, Anders (Journal article; Peer reviewed, 2016-06)The long-term effects of physical activity (PA) or sedentary behavior on cardiovascular health in young people are not well understood. In this study, we use a narrative format to review the evidence for a prospective ... -
Physical fitness in relation to transport to school in adolescents: the Danish youth and sports study
Andersen, Lars Bo; Lawlor, Debbie A.; Cooper, Ashley R.; Froberg, Karsten; Anderssen, Sigmund A. (Peer reviewed; Journal article, 2008-05-19)In many Western countries, there are concerns about declining levels of physical activity in school-aged children. Active transport is one way to increase physical activity in children, but few studies have evaluated whether ... -
Position statement: Testing physical condition in a population: how good are the methods?
Jørgensen, Torben; Andersen, Lars Bo; Froberg, Karsten; Maeder, Urs; von Huth Smith, Lisa; Aadahl, Mette (Journal article; Peer reviewed, 2009-09)A poor physical condition - expressed as physical inactivity and poor physical fitness - is associated with the development of chronic diseases and premature death. Our aim was to evaluate the methods currently available ...