Browsing Brage NIH by Author "Brage, Søren"
Now showing items 21-40 of 52
-
Fat-free mass mediates the association between birth weight and aerobic fitness in youth
Ridgway, C. L.; Brage, Søren; Anderssen, Sigmund A.; Sardinha, Luis B.; Andersen, Lars Bo; Ekelund, Ulf (Journal article; Peer reviewed, 2011-06)Objective: To investigate whether birth weight acts as a biological determinant of later aerobic fitness, and whether fat free mass may mediate this association. Methods: The European Youth Heart Study (EYHS) is a ... -
Heritability of objectively assessed daily physical activity and sedentary behavior
den Hoed, Marcel; Brage, Søren; Zhao, Jing Hua; Westgate, Kate; Nessa, Ayrun; Ekelund, Ulf; Spector, Tim D.; Wareham, Nicholas J.; Loos, Ruth J. F. (Journal article; Peer reviewed, 2013-09-18)Background: Twin and family studies that estimated the heritability of daily physical activity have been limited by poor measurement quality and a small sample size. Objective: We examined the heritability of daily ... -
Increasing objectively measured sedentary time increases clustered cardiometabolic risk: a 6 year analysis of the ProActive study
Wijndaele, Katrien; Orrow, Gillian; Ekelund, Ulf; Sharp, Stephen J.; Brage, Søren; Griffin, Simon J.; Simmons, Rebecca K. (Journal article; Peer reviewed, 2013-11-06)Aims/hypothesis: We aimed to quantify the associations between change in objectively measured sedentary and moderate-to-vigorous physical activity (MVPA) times and self-reported television viewing over 6 years and change ... -
Levels and patterns of objectively-measured physical activity volume and intensity distribution in UK adolescents: the ROOTS study
Collings, Paul J.; Wijndaele, Katrien; Corder, Kirsten; Westgate, Kate; Ridgway, Charlotte L.; Dunn, Valerie; Goodyer, Ian; Ekelund, Ulf; Brage, Søren (Journal article; Peer reviewed, 2014-02-24)Background: Few studies have quantified levels of habitual physical activity across the entire intensity range. We aimed to describe variability in total and intensity-specific physical activity levels in UK adolescents ... -
Levels of physical activity among a nationally representative sample of people in early old age: results of objective and self-reported assessments
Golubic, Rajna; Martin, Kathryn R.; Ekelund, Ulf; Hardy, Rebecca; Wareham, Nicholas J.; Cooper, Rachel; Brage, Søren (Journal article; Peer reviewed, 2014-05-03)Detailed assessment of physical activity (PA) in older adults is required to comprehensively describe habitual PA-levels in this growing population segment. Current evidence of population PA-levels is predominantly based ... -
Magnitude and determinants of change in objectively-measured physical activity, sedentary time and sleep duration from ages 15 to 17.5y in UK adolescents: the ROOTS study.
Collings, Paul J.; Wijndaele, Katrien; Corder, Kirsten; Westgate, Kate; Ridgway, Charlotte L.; Sharp, Stephen J.; Dunn, Valerie; Goodyer, Ian; Ekelund, Ulf; Brage, Søren (Journal article; Peer reviewed, 2015-05-14)Background: Self-reported physical activity (PA) and sleep duration (SLP) change markedly throughout adolescence. We sought to quantify changes in objectively-measured PA, sedentary time (ST) and SLP through adolescence, ... -
Mechanical and free living comparisons of four generations of the Actigraph activity monitor
Ried-Larsen, Mathias; Brønd, Jan Christian; Brage, Søren; Hansen, Bjørge Herman; Grydeland, May; Andersen, Lars Bo; Møller, Niels C. (Journal article; Peer reviewed, 2012-09-12)Background More studies include multiple generations of the Actigraph activity monitor. So far no studies have compared the output including the newest generation and investigated the impact on the output of the activity ... -
Multiple behaviour change intervention and outcomes in recently diagnosed type 2 diabetes: the ADDITION-Plus randomised controlled trial
Griffin, Simon J.; Simmons, Rebecca K.; Prevost, A. Toby; Williams, Kate M.; Hardeman, Wendy; Sutton, Stephen; Brage, Søren; Ekelund, Ulf; Parker, Richard A.; Wareham, Nicholas J.; Kinmonth, Ann Louise (Journal article; Peer reviewed, 2014-04-24)The aim of this study was to assess whether or not a theory-based behaviour change intervention delivered by trained and quality-assured lifestyle facilitators can achieve and maintain improvements in physical activity, ... -
Objectively measured physical activity and longitudinal changes in adolescent body fatness: an observational cohort study
Collings, Paul J.; Wijndaele, Katrien; Corder, Kirsten; Westgate, Kate; Ridgway, Charlotte L.; Sharp, Stephen J.; Atkin, Andrew J.; Stephen, Alison M.; Bamber, Diane; Goodyer, Ian; Brage, Søren; Ekelund, Ulf (Journal article; Peer reviewed, 2015-04-27)Background: The data regarding prospective associations between physical activity (PA) and adiposity in youth are inconsistent. Objective: The objective of this study was to investigate associations between ... -
Objectively measured sedentary time, physical activity and kidney function in people with recently diagnosed Type 2 diabetes: a prospective cohort analysis
Guo, Vivianyawei; Brage, Søren; Ekelund, Ulf; Griffin, Simon J.; Simmons, Rebecca K. (Journal article; Peer reviewed, 2015-09-08)Aim: To assess the prospective association between objectively measured physical activity and kidney function over 4 years in people with Type 2 diabetes. Methods: Individuals (120 women and 206 men) participating in the ... -
Perceived family functioning and friendship quality: cross-sectional associations with physical activity and sedentary behaviours
Atkin, Andrew J.; Corder, Kirsten; Goodyer, Ian M.; Bamber, Diane J; Ekelund, Ulf; Brage, Søren; Dunn, Valerie J.; van Sluijs, Esther M.F. (Journal article; Peer reviewed, 2015-02-21)Background: This study examined the association of adolescent-reported family functioning and friendship quality with objectively-measured moderate to vigorous physical activity (MVPA), sedentary time, and self-reported ... -
Physical activity and all-cause mortality across levels of overall and abdominal adiposity in European men and women: the European prospective investigation into cancer and nutrition study (EPIC)
Ekelund, Ulf; Ward, Heather A.; Norat, Teresa; Luan, Jian'an; May, Anne M.; Weiderpass, Elisabete; Sharp, Stephen J.; Overvad, Kim; Østergaard, Jane Nautrup; Tjønneland, Anne; Johnsen, Nina Føns; Mesrine, Sylvie; Fournier, Agnès; Fagherazzi, Guy; Trichopoulou, Antonia; Lagiou, Pagona; Trichopoulos, Dimitrios; Li, Kuanrong; Kaaks, Rudolf; Ferrari, Pietro; Licaj, Idlir; Jenab, Mazda; Bergmann, Manuela; Boeing, Heiner; Palli, Domenico; Sieri, Sabina; Panico, Salvatore; Tumino, Rosario; Vineis, Paolo; Peeters, Petra H.; Monnikhof, Evelyn; Bueno-de-Mesquita, H. Bas; Quirós, José Ramón; Agudo, Antonio; Sánchez, María-José; Huerta, José-Maria; Ardanaz, Eva; Arriola, Larraitz; Hedblad, Bo; Wirfält, Elisabet; Sund, Malin; Johansson, Mattias; Key, Timothy J.; Travis, Ruth C.; Khaw, Kay-Tee; Brage, Søren; Wareham, Nicholas J.; Riboli, Elio (Journal article; Peer reviewed, 2015-01-14)Background: The higher risk of death resulting from excess adiposity may be attenuated by physical activity (PA). However, the theoretical number of deaths reduced by eliminating physical inactivity compared with overall ... -
Physical activity and sedentary time in relation to academic achievement in children
Haapala, Eero A.; Väistö, Juuso; Lintu, Niina; Westgate, Kate; Ekelund, Ulf; Poikkeus, Anna-Maija; Brage, Søren; Lakka, Timo A. (Journal article; Peer reviewed, 2016-11)tObjectives: To investigate the independent and combined associations of objectively measured moderate-to-vigorous physical activity (MVPA) and sedentary time (ST) with reading and arithmetic skills.Design: Cross-section ... -
Physical activity intensity, bout-duration, and cardiometabolic risk markers in children and adolescents
Tarp, Jakob; Child, Abbey; White, Tom; Westgate, Kate; Bugge, Anna; Grøntved, Anders; Wedderkopp, Niels; Andersen, Lars Bo; Cardon, Greet; Davey, Rachel; Janz, Kathleen F; Kriemler, Susi; Northstone, Kate; Page, Angie S.; Puder, Jardena J; Reilly, John J; Sardinha, Luis B; van Sluijs, Esther M F; Ekelund, Ulf; Wijndaele, Katrien; Brage, Søren (Journal article; Peer reviewed, 2018)Objectives: To determine the role of physical activity intensity and bout-duration in modulating associations between physical activity and cardiometabolic risk markers. Methods: A cross-sectional study using the International ... -
Physical activity levels in adults and elderly from triaxial and uniaxial accelerometry: The Tromsø Study
Sagelv, Edvard Hamnvik; Ekelund, Ulf; Pedersen, Sigurd; Brage, Søren; Hansen, Bjørge Herman; Johansson, Jonas; Grimsgaard, Sameline; Nordström, Anna; Horsch, Alexander; Hopstock, Laila Arnesdatter; Morseth, Bente (Peer reviewed; Journal article, 2019)Introduction: Surveillance of physical activity at the population level increases the knowledge on levels and trends of physical activity, which may support public health initiatives to promote physical activity. Physical ... -
Physical activity levels in three Brazilian birth cohorts as assessed with raw triaxial wrist accelerometry
Da Silva, Inacio C. M.; van Hees, Vincent T.; Ramires, Virgilio V.; Knuth, Alan G.; Bielemann, Renata M.; Ekelund, Ulf; Brage, Søren; Hallal, Pedro C. (Journal article; Peer reviewed, 2014-10-30)Background: Data on objectively measured physical activity are lacking in low- and middle-income countries. The aim of this study was to describe objectively measured overall physical activity and time spent in ... -
Physical activity, sedentary time and gain in overall and central body fat: 7-year follow-up of the ProActive trial cohort
Golubic, Rajna; Wijndaele, Katrien; Sharp, Stephen J.; Griffin, Simon J.; Wareham, Nicholas J.; Ekelund, Ulf; Brage, Søren (Journal article; Peer reviewed, 2014-05-20)Objective: The objective of this study is to examine the independent associations of time spent in moderate-to-vigorous physical activity (MVPA) and sedentary (SED-time), with total and abdominal body fat (BF), and the ... -
Practical utility and reliability of whole-room calorimetry in young children
Janssen, Xanne; Cliff, Dylan; Okely, Anthony D.; Jones, Rachel A.; Batterham, Marijka; Ekelund, Ulf; Brage, Søren; Reilly, John J. (Journal article; Peer reviewed, 2012-09-19)The use of whole-room calorimetry (WRC) in young children can increase our understanding of children's energy balance. However, studies using WRC in young children are rare due to concerns about its feasibility. To assess ... -
Predictive validity and classification accuracy of actigraph energy expenditure equations and cut-points in young children
Janssen, Xanne; Cliff, Dylan; Reilly, John J.; Hinkley, Trina; Jones, Rachel A.; Batterham, Marijka; Ekelund, Ulf; Brage, Søren; Okely, Anthony D. (Journal article; Peer reviewed, 2013-11-11)Objectives: Evaluate the predictive validity of ActiGraph energy expenditure equations and the classification accuracy of physical activity intensity cut-points in preschoolers. Methods: Forty children aged 4–6 years ... -
Predictive validity of a thigh-worn accelerometer METs algorithm in 5- to 12-year-old children
van Loo, Christiana M. T.; Okely, Anthony D.; Batterham, Marijka; Hinkley, Tina; Ekelund, Ulf; Brage, Søren; Reilly, John J.; Peoples, Gregory E.; Jones, Rachel; Janssen, Xanne; Cliff, Dylan P. (Journal article; Peer reviewed, 2016-06)Background: To validate the activPAL3 algorithm for predicting metabolic equivalents (TAMETs) and classifying MVPA in 5- to 12-year-old children. Methods: Fifty-seven children (9.2 ± 2.3y, 49.1% boys) completed 14 activities ...