Browsing Brage NIH by Author "Resaland, Geir Kåre"
Now showing items 1-20 of 29
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A comparison of 10 accelerometer non-wear time criteria and logbooks in children
Aadland, Eivind; Andersen, Lars Bo; Anderssen, Sigmund Alfred; Resaland, Geir Kåre (Journal article; Peer reviewed, 2018)Background There are many unresolved issues regarding data reduction algorithms for accelerometry. The choice of criterion for removal of non-wear time might have a profound influence on physical activity (PA) and sedentary ... -
Accelerometer epoch setting is decisive for associations between physical activity and metabolic health in children
Aadland, Eivind; Andersen, Lars Bo; Anderssen, Sigmund Alfred; Resaland, Geir Kåre; Kvalheim, Olav Martin (Peer reviewed; Journal article, 2019)When analysing physical activity (PA) levels using accelerometry, the epoch setting is critical to capture intensity-specific PA correctly. The aim of the present study was to investigate the PA intensity signatures related ... -
The ActiGraph counts processing and the assessment of vigorous activity
Brønd, Jan Christian; Aadland, Eivind; Andersen, Lars Bo; Resaland, Geir Kåre; Anderssen, Sigmund Alfred; Arvidsson, Daniel (Peer reviewed; Journal article, 2019)The purpose of this study was to investigate the effect of different band‐pass filters on the measurement bias with ActiGraph counts during high speed running and for estimating free‐living vigorous physical activity (VPA). ... -
Active Smarter Kids (ASK): rationale and design of a cluster-randomized controlled trial investigating the effects of daily physical activity on children's academic performance and risk factors for non-communicable diseases
Resaland, Geir Kåre; Moe, Vegard Fusche; Aadland, Eivind; Steene-Johannessen, Jostein; Glosvik, Øyvind; Andersen, John Roger; Kvalheim, Olav Martin; McKay, Heather A.; Anderssen, Sigmund A. (Journal article; Peer reviewed, 2015-07-28)Background: Evidence is emerging from school-based studies that physical activity might favorably affect children’s academic performance. However, there is a need for high-quality studies to support this. Therefore, the ... -
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 ... -
Aerobic fitness thresholds to define poor cardiometabolic health in children and youth
Aadland, Eivind; Anderssen, Sigmund Alfred; Andersen, Lars Bo; Resaland, Geir Kåre; Kolle, Elin; Steene-Johannessen, Jostein (Journal article; Peer reviewed, 2019)Aerobic fitness is an apparent candidate for screening children and youth for poor cardiometabolic health and future risk of cardiovascular disease (CVD). Yet, age‐ and sex‐specific cut points for children and youth ... -
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 volumes and patterns of physical activity with metabolic health in children: A multivariate pattern analysis approach
Aadland, Eivind; Andersen, Lars Bo; Anderssen, Sigmund Alfred; Resaland, Geir Kåre; Kvalheim, Olav Martin (Journal article; Peer reviewed, 2018)Physical activity (PA) favorably affects metabolic health in children, but it is unclear how total volumes versus patterns (bouts and breaks) of PA relate to health. By means of multivariate pattern analysis that can handle ... -
Cardiometabolic associations between physical activity, adiposity, and lipoprotein subclasses in prepubertal Norwegian children
Rajalahti, Tarja; Aadland, Eivind; Resaland, Geir Kåre; Anderssen, Sigmund Alfred; Kvalheim, Olav Martin (Peer reviewed; Journal article, 2021)Lipoprotein subclasses possess crucial cardiometabolic information. Due to strong multicollinearity among variables, little is known about the strength of influence of physical activity (PA) and adiposity upon this ... -
Cardiorespiratory fitness and body mass index values in 9-year-old rural Norwegian children
Resaland, Geir Kåre; Mamen, Asgeir; Anderssen, Sigmund A.; Andersen, Lars Bo (Peer reviewed; Journal article, 2009-01-07)Aim: To describe cardiorespiratory fitness and body mass index (BMI) values in a representative population of 9-year-old Norwegian children in two rural communities and compare present values with previous findings. Methods: ... -
Cardiorespiratory fitness and cardiovascular disease risk factors in children : effects of a two-year school-based daily physical activityintervention : The Sogndal school-intervention study
Resaland, Geir Kåre (Doctoral thesis, 2010)Cardiovascular disease (CVD) is the leading cause of death in the Western world. Several studies have shown that the pathological processes of atherosclerosis begin in childhood and progress throughout life. Consequently, ... -
The conforming, the innovating and the connecting teacher: A qualitative study of why teachers in lower secondary school adopt physically active learning
Lerum, Øystein; Tjomsland, Hege Eikeland; Leirhaug, Petter Erik; McKenna, Jim; Quaramby, Thomas; Bartholomew, John; Daly-Smith, Andy; Resaland, Geir Kåre; Jenssen, Eirik Sørnes (Peer reviewed; Journal article, 2021)This paper explores why teachers adopt physically active learning (PAL). Data were collected through ‘go-alongs’ supplemented by individual interviews with 13 teachers in seven Norwegian lower secondary schools. Data were ... -
Cross-sectional and prospective associations between aerobic fitness and lipoprotein particle profile in a cohort of Norwegian schoolchildren
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, 2021)Background and aims: The associations between aerobic fitness and traditional measures of lipid metabolism in children are uncertain. We investigated whether higher levels of aerobic fitness benefit lipoprotein metabolism ... -
The effect of a school-based intervention on physical activity, cardiorespiratory fitness and muscle strength: The School in Motion cluster randomized trial
Kolle, Elin; Solberg, Runar Barstad; Säfvenbom, Reidar; Dyrstad, Sindre Mikal; Berntsen, Sveinung; Resaland, Geir Kåre; Ekelund, Ulf; Anderssen, Sigmund Alfred; Steene-Johannessen, Jostein; Grydeland, May (Peer reviewed; Journal article, 2020)Background: Physical activity (PA) declines throughout adolescence, therefore PA promotion during this period is important. We analyzed the effect of two school-based PA interventions on daily PA levels, cardiorespiratory ... -
Effects of a physical activity intervention on schoolchildren's health-related quality of life: The active smarter kids (ASK) cluster-randomized controlled trial
Resaland, Geir Kåre; Aadland, Eivind; Moe, Vegard Fusche; Kolotkin, Ronette L.; Anderssen, Sigmund Alfred; Andersen, John Roger (Journal article; Peer reviewed, 2018)We investigated whether a seven-month (November 2014 to June 2015), school-based cluster-randomized controlled physical activity intervention improved health-related quality of life (HRQoL) in 10-year old children. The ... -
Effects of a school-based physical activity intervention on academic performance in 14-year old adolescents: A cluster randomized controlled trial – the School in Motion study
Solberg, Runar Barstad; Steene-Johannessen, Jostein; Anderssen, Sigmund Alfred; Ekelund, Ulf; Säfvenbom, Reidar; Haugen, Tommy; Stølevik, Sveinung Berntsen; Åvitsland, Andreas; Lerum, Øystein; Resaland, Geir Kåre; Kolle, Elin (Peer reviewed; Journal article, 2021)Background: School-based physical activity interventions evaluating the effect on academic performance usually includes children. We aimed to investigate the effect of a nine-month, school-based physical activity intervention ... -
Effects of physical activity on schoolchildren's academic performance : The Active Smarter Kids (ASK) cluster-randomized controlled trial
Resaland, Geir Kåre; Aadland, Eivind; Moe, Vegard Fusche; Aadland, Katrine Nyvoll; Skrede, Turid; Stavnsbo, Mette; Suominen, Laura; Steene-Johannessen, Jostein; Glosvik, Øyvind; Andersen, John Roger; Kvalheim, Olav M.; Engelsrud, Gunn; Andersen, Lars Bo; Holme, Ingar Morten K.; Ommundsen, Yngvar; Kriemler, Susi; van Mechelen, Willem; McKay, Heather A.; Ekelund, Ulf; Anderssen, Sigmund A. (Journal article; Peer reviewed, 2016-09-07)Objective: To investigate the effect of a seven-month, school-based cluster-randomized controlled trial on academic performance in 10-year-old children. Methods: In total, 1129 fifth-grade children from 57 elementary ... -
Effects of school-based physical activity interventions on mental health in adolescents: The School in Motion cluster randomized controlled trial
Åvitsland, Andreas; Leibinger, Eva; Resaland, Geir Kåre; Solberg, Runar Barstad; Kolle, Elin; Dyrstad, Sindre Mikal (Peer reviewed; Journal article, 2020)Purpose: To investigate the effects of two school-based physical activity interventions on mental health in Norwegian adolescents. Methods: Students from 29 lower secondary schools in Norway (n = 2084; 14–15 years; 49% ... -
Influence of adiposity and physical activity on the cardiometabolic association pattern of lipoprotein subclasses to aerobic fitness in prepubertal children
Rajalahti, Tarja; Aadland, Eivind; Resaland, Geir Kåre; Anderssen, Sigmund Alfred; Kvalheim, Olav Martin (Peer reviewed; Journal article, 2021)Aerobic fitness (AF) and lipoprotein subclasses associate to each other and to cardiovascular health. Adiposity and physical activity (PA) influence the association pattern of AF to lipoproteins almost inversely making it ... -
Multicollinear physical activity accelerometry data and associations to cardiometabolic health: Challenges, pitfalls, and potential solutions
Aadland, Eivind; Kvalheim, Olav Martin; Anderssen, Sigmund Alfred; Resaland, Geir Kåre; Andersen, Lars Bo (Peer reviewed; Journal article, 2019)Background: The analysis of associations between accelerometer-derived physical activity (PA) intensities and cardiometabolic health is a major challenge due to multicollinearity between the explanatory variables. This ...