Blar i Publikasjoner fra Cristin på forfatter "Ekelund, Ulf"
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2020 WHO guidelines on physical activity and sedentary behaviour for children and adolescents aged 5–17 years: Summary of the evidence
Chaput, Jean-Philippe; Willumsen, Juana F.; Bull, Fiona; Chou, Roger; Ekelund, Ulf; Firth, Joseph; Jago, Russell; Ortega, Francisco B.; Katzmarzyk, Peter T. (Peer reviewed; Journal article, 2020)Background: The World Health Organization (WHO) released in 2020 updated global guidelines on physical activity and sedentary behaviour for children, adolescents, adults, older adults and sub-populations such as pregnant ... -
A pedometer-based walking intervention in 45- to 75-year-olds, with and without practice nurse support: The PACE-UP three-arm cluster RCT
Harris, Tess; Kerry, Sally; Victor, Christina; Iliffe, Steve; Ussher, Michael; Fox-Rushby, Julia; Whincup, Peter; Ekelund, Ulf; Furness, Cheryl; Limb, Elizabeth S.; Anokye, Nana; Ibison, Judith; DeWilde, Stephen; David, Lee; Howard, Emma; Dale, Rebecca; Smith, Jaime; Normansell, Rebecca; Beighton, Carole; Morgan, Katy; Wahlich, Charlotte; Sanghera, Sabina; Cook, Derek (Journal article; Peer reviewed, 2018) -
Absolute intensity thresholds for tri-axial wrist and waist accelerometer-measured movement behaviors in adults
Mielke, Gregore Iven; de Almeida Mendes, Márcio; Ekelund, Ulf; Rowlands, Alex V.; Reichert, Felipe Fossati; Crochemore-Silva, Inacio (Peer reviewed; Journal article, 2023)Aim: This study was aimed to: (1) compare raw triaxial acceleration data from GENEActiv (GA) and ActiGraph GT3X+ (AG) placed on the non-dominant wrist; (2) compare AG placed on the non-dominant and dominant wrist, and ... -
Accelerometer-measured physical activity and sedentary time in a cohort of US adults followed for up to 13 years: The influence of removing early follow-up on associations with mortality
Tarp, Jakob; Hansen, Bjørge Herman; Fagerland, Morten; Steene-Johannessen, Jostein; Anderssen, Sigmund Alfred; Ekelund, Ulf (Peer reviewed; Journal article, 2020)Background: Observational studies linking physical activity with mortality are susceptible to reverse causation bias from undiagnosed and prevalent diseases. Researchers often attempt to deal with reverse causation bias ... -
Aerobic fitness mediates the intervention effects of a school-based physical activity intervention on academic performance: The School in Motion study: A cluster randomized controlled trial
Solberg, Runar Barstad; Steene-Johannessen, Jostein; Anderssen, Sigmund Alfred; Berntsen, Sveinung; Resaland, Geir Kåre; Ekelund, Ulf; Kolle, Elin; Fagerland, Morten Wang; van Sluijs, Esther M. F. (Peer reviewed; Journal article, 2021)Little information exists on the mechanism of how physical activity interventions effects academic performance. We examined whether the effects of a school-based physical activity intervention on academic performance were ... -
Are consumption of dairy products and physical activity independently related to bone mineral density of 6-year-old children? Longitudinal and cross-sectional analyses in a birth cohort from Brazil
Bielemann, Renata M.; dos S Vaz, Juliana; Domingues, Marlos Rodrigues; Matijasevich, Alícia; Santos, Ina S.; Ekelund, Ulf; Horta, Bernardo L. (Journal article; Peer reviewed, 2018)Objective: To evaluate cross-sectional and longitudinal associations of consumption of dairy products and physical activity (PA) with bone mineral density (BMD). Design: Cohort study with children from the 2004 Pelotas ... -
Association between Personal Activity Intelligence (PAI) and body weight in a population free from cardiovascular disease: The HUNT study
Kieffer, Sophie Kvalheim; Nauman, Javaid; Syverud, Kari; Selboskar, Hege; Lydersen, Stian; Ekelund, Ulf; Wisløff, Ulrik (Peer reviewed; Journal article, 2021)Background: Personal Activity Intelligence (PAI) is a new metric for physical activity tracking, and is associated with reduced risk of all-cause and cardiovascular mortality. We prospectively investigated whether PAI is ... -
Association of accelerometer-derived step volume and intensity with hospitalizations and mortality in older adults: A prospective cohort study
Mañas, Asier; del Pozo-Cruz, Borja; Ekelund, Ulf; Reyna, José Losa; Gómez, Irene Rodríguez; Carreño, José Antonio Carnicero; Mañas, Leocadio Rodríguez; Ara, Ignacio; García-García, Francisco J. (Peer reviewed; Journal article, 2021)Purpose: To examine the associations of accelerometer-derived steps volume and intensity with hospitalizations and all-cause mortality in older adults. Methods: This prospective cohort study involved 768 community-dwelling ... -
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 Device-measured Physical Activity and Cardiometabolic Health in the Transition to Early Adulthood
Mielke, Gregore I.; Menezes, Ana Maria B.; da Silva, Bruna Gonçalves Cordeiro; Ekelund, Ulf; Crochemore-Silva, Inacio; Wehrmeister, Fernando César; Gonçalves, Helen; Brown, Wendy J. (Peer reviewed; Journal article, 2021)Purposes: The aims of this study were to investigate the cross-sectional and prospective associations between accelerometer-measured physical activity and cardiometabolic health in the transition to adulthood. Methods: ... -
Associations of lipoprotein particle profile and objectively measured physical activity and sedentary time in schoolchildren: A prospective cohort study
Jones, Paul Remy; Rajalahti, Tarja; Resaland, Geir Kåre; Aadland, Eivind; Steene-Johannessen, Jostein; Anderssen, Sigmund Alfred; Bathen, Tone Frost; Andreassen, Trygve; Kvalheim, Olav Martin; Ekelund, Ulf (Peer reviewed; Journal article, 2022)Background: Our understanding of the mechanisms through which physical activity might benefit lipoprotein metabolism is inadequate. Here we characterise the continuous associations between physical activity of different ... -
Associations of physical activity and sedentary time with body composition in Brazilian young adults
da Silva, Bruna Gonçalves Cordeiro; da Silva, Inácio Crochemore Mohnsam; Ekelund, Ulf; Brage, Søren; Ong, Ken K.; de Lucia Rolfe, Emanuella; Lima, Natália Peixoto; da Silva, Shana Ginar; de Franca, Giovanny V. Araújo; Horta, Bernardo Lessa (Peer reviewed; Journal article, 2019)The findings of studies on the association between physical activity and adiposity are not consistent, and most are cross-sectional and used only self-reported measures. The aims of this study were to evaluate: 1) independent ... -
Associations of physical activity, sedentary time, and cardiorespiratory fitness with heart rate variability in 6- to 9-year-old children: the PANIC study
Veijalainen, Aapo; Haapala, Eero A.; Väistö, Juuso; Leppänen, Marja H.; Lintu, Niina; Tompuri, Tuomo; Seppälä, Santeri; Ekelund, Ulf; Tarvainen, Mika P.; Westgate, Kate; Brage, Søren; Lakka, Timo A. (Peer reviewed; Journal article, 2019)Purpose: To study the associations of physical activity (PA), sedentary time (ST), and cardiorespiratory fitness (CRF) with heart rate variability (HRV) in children. Methods: The participants were a population sample of ... -
Associations of physical activity, sedentary time, and diet quality with biomarkers of inflammation in children
Haapala, Eero A.; Väistö, Juuso; Ihalainen, Johanna K.; González, Claudia Tomaselli; Leppänen, Marja H.; Veijalainen, Aapo; Sallinen, Taisa; Eloranta, Aino-Maija; Ekelund, Ulf; Schwab, Ursula; Brage, Soren; Atalay, Mustafa; Lakka, Timo A. (Peer reviewed; Journal article, 2021)We investigated the associations of physical activity (PA), sedentary time (ST), and diet quality with biomarkers of inflammation in 390 children (192 girls, 198 boys) aged 6–8 years. PA energy expenditure (PAEE), light ... -
The bidirectional associations between leisure time physical activity change and body mass index gain. The Tromsø Study 1974–2016
Sagelv, Edvard Hamnvik; Ekelund, Ulf; Hopstock, Laila Arnesdatter; Fimland, Marius Steiro; Løvsletten, Ola; Wilsgaard, Tom; Morseth, Bente (Peer reviewed; Journal article, 2021)Objectives To examine whether leisure time physical activity changes predict subsequent body mass index (BMI) changes, and conversely, whether BMI changes predict subsequent leisure time physical activity changes. Methods: ... -
Body composition and mortality from middle to old age: a prospective cohort study from the UK Biobank
Sanchez-Lastra, Miguel Adriano; Ding, Ding; Dalene, Knut Eirik; del Pozo Cruz, Borja; Ekelund, Ulf; Tarp, Jakob (Peer reviewed; Journal article, 2023)Background: How the association between adiposity and the risk of death changes with age, and which is the optimal level of adiposity to reduce mortality in older ages, is still not completely understood. We aimed to ... -
Cardiorespiratory Fitness, Physical Activity, and Insulin Resistance in Children
Haapala, Eero A.; Wiklund, Petri; Lintu, Niina; Tompuri, Tuomo; Väistö, Juuso; Finni, Taija; Tarkka, Ina M.; Kemppainen, Titta; Barker, Alan R.; Ekelund, Ulf; Brage, Søren; Lakka, Timo A. (Peer reviewed; Journal article, 2020)Purpose: Few studies have investigated the independent and joint associations of cardiorespiratory fitness (CRF) and body fat percentage (BF%) with insulin resistance in children. We investigated the independent and combined ... -
Changes in physical activity and sedentary patterns on cardiometabolic outcomes in the transition to adolescence: International Children's Accelerometry Database 2.0
Júdice, Pedro B.; Hetherington-Rauth, Megan; Northstone, Kate; Andersen, Lars Bo; Wedderkopp, Niels; Ekelund, Ulf; Sardinha, Luís B. (Peer reviewed; Journal article, 2020)Objective: To examine the associations of changes in physical activity and sedentary patterns with changes in cardiometabolic outcomes from childhood to adolescence. Study design: Youth from the International Children's ... -
Changes in physical activity and sedentary time during adolescence: Gender differences during weekdays and weekend days
Kallio, Jouni; Hakonen, Harto; Syväoja, Heidi; Kulmala, Janne; Kankaanpää, Anna; Ekelund, Ulf; Tammelin, Tuija (Peer reviewed; Journal article, 2020)Objectives: The objective of this study was to determine the gender‐specific and time‐segmented changes in accelerometer measured physical activity (PA) and sedentary time (ST) during adolescence. Methods: The study ... -
Comparability of accelerometer signal aggregation metrics across placements and dominant wrist cut points for the assessment of physical activity in adults
Migueles, Jairo H.; Cadenas-Sanchez, Cristina; Rowlands, Alex V.; Henriksson, Pontus; Shiroma, Eric; Acosta, Francisco M.; Rodriguez-Ayllon, Maria; Esteban-Cornejo, Irene; Plaza-Florido, Abel; Gil-Cosano, Jose J.; Ekelund, Ulf; van Hees, Vincent T.; Ortega, Francisco B. (Peer reviewed; Journal article, 2019)Large epidemiological studies that use accelerometers for physical behavior and sleep assessment difer in the location of the accelerometer attachment and the signal aggregation metric chosen. This study aimed to assess ...