Browsing NTNU Open by Author "Bardal, Ellen Marie"
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A pilot study to explore the composition of complex physical activity in adolescents
Østvang, Torill Kristianson (Master thesis, 2018)Background: Data models have been developed to recognize common physical activity types (e.g., walking, standing, sitting) based on accelerometer. However, few data models have been developed to investigate whether complex ... -
Aerobic and cardiovascular autonomic adaptations to moderate intensity endurance exercise in patients with fibromyalgia
Bardal, Ellen Marie; Roeleveld, Karin; Mork, Paul Jarle (Journal article; Peer reviewed, 2015)Objective: To investigate whether moderate intensity endurance exercise has similar effects on cardiovascular fitness and autonomic function in patients with fibromyalgia and healthy controls. Design: Case-control ... -
Assessment of sleep length in older adults: comparison of self-reported and device-based methods to the radar-based Somnofy® sensor
Hundseid, Anita (Master thesis, 2023)Mål: Målet med denne masteroppgaven er å vurdere nøyaktigheten av aktigrafi, akselerometre og søvndagbøker for å måle søvnlengde hos eldre, sammenlignet med den radarbaserte Somnofy-sensoren. Metode: 30 eldre voksne (50% ... -
Characteristics of physical- and motor-performance in fibromyalgia
Bardal, Ellen Marie (Doctoral thesis at NTNU;2015:67, Doctoral thesis, 2015) -
Descriptive study of complex activity in youth
Liljegren, Anja Margrethe Fjellanger (Master thesis, 2018)In the recent years, accelerometers has become the most common way to assess physical activity, and serval activity type classification models have been developed based on accelerometry. These models aim to determine ... -
Effect of an Artificial Intelligence-Based Self-Management App on Musculoskeletal Health in Patients With Neck and/or Low Back Pain Referred to Specialist Care: A Randomized Clinical Trial
Marcuzzi, Anna; Nordstoga, Anne Lovise; Bach, Kerstin; Aasdahl, Lene; Nilsen, Tom Ivar Lund; Bardal, Ellen Marie; Boldermo, Nora; Bertheussen, Gro Falkener; Marchand, Gunn Hege; Gismervik, Sigmund Østgård; Mork, Paul Jarle (Peer reviewed; Journal article, 2023)Importance Self-management is a key element in the care of persistent neck and low back pain. Individually tailored self-management support delivered via a smartphone app in a specialist care setting has not been ... -
Effectiveness of App-Delivered, Tailored Self-management Support for Adults With Lower Back Pain–Related Disability A selfBACK Randomized Clinical Trial
Fleng Sandal, Louise; Bach, Kerstin; Øverås, Cecilie K.; Jagd Svendsen, Malene; Dalager, Tina; Stejnicher Drongstrup Jensen, Jesper; Kongsvold, Atle Austnes; Nordstoga, Anne Lovise; Bardal, Ellen Marie; Ashikhmin, Ilya; Wood, Karen; Rasmussen, Charlotte Diana Nørregaard; Stochkendahl, Mette J; Nicholl, Barbara I; Wiratunga, Nirmalie; Cooper, Kay; Hartvigsen, Jan; Kjaer, Per; Sjøgaard, Gisela; Nilsen, Tom Ivar Lund; Mair, Frances S; Søgaard, Karen; Mork, Paul Jarle (Journal article; Peer reviewed, 2021) -
Effects of Ankle-Foot Orthoses on acceleration and energy cost of walking in children and adolescents with cerebral palsy
Goihl, Tobias; Brændvik, Siri Merete; Ustad, Astrid; Roeleveld, Karin; Ihlen, Espen Alexander F.; Bardal, Ellen Marie (Journal article; Peer reviewed, 2021) -
Effekten av akutt søvnmangel på risikoen for å utvikle fedme hos voksne
Dale, Anna Kristina Nerhus; Fischer, Lea; Leirvik, Rakel (Bachelor thesis, 2021)Formål: Formålet med denne litteraturstudien var å undersøke effekten av akutt søvnrestriksjon på nivåene av leptin og ghrelin, samt energiinntak og energiforbruk. Videre var hensikten å undersøke om endringer i disse ... -
Effekten av rask gange på høyt blodtrykk for å redusere kardiovaskulær risiko
Jacobsen, Marit Røsberg (Bachelor thesis, 2019)Kardiovaskulær sykdom regnes som et stort folkehelseproblem i dagens samfunn, hvor høyt blodtrykk er én av de største risikofaktorene for å pådra seg slik sykdom. Denne litteraturstudien undersøker hvordan rask gange kan ... -
Eldre og exergaming – hvordan beveger de seg egentlig?
Skjæret-Maroni, Nina; Bardal, Ellen Marie (Journal article; Peer reviewed, 2018)Hensikt: Undersøke variasjon i steg og mengde bevegelse hos eldre som spiller stegbaserte exergames. n Design: Eksperimentell tverrsnittsstudie. n Materiale: To ulike studier ble gjennomført. I studie 1 deltok 20 hjemmeboende ... -
Energy cost of gait in children and the effect of speed, age, and body size
Gagnat, Yngvild; Oudenhoven, Laura M.; Brændvik, Siri Merete; Bardal, Ellen Marie; Roeleveld, Karin (Peer reviewed; Journal article, 2022)Background Energy cost (EC) of comfortable walking is often used in clinical evaluation of children with altered gait function. EC is presented as energy expenditure per kg bodyweight per meter, either in total (grossEC) ... -
Exergaming in older adults: the effects of game characteristics on brain activity and physical activity
Müller, Helen Martha; Baumeister, Jochen; Bardal, Ellen Marie; Vereijken, Beatrix; Skjæret-Maroni, Nina (Peer reviewed; Journal article, 2023)Introduction: Exergames are increasingly used in rehabilitation settings for older adults to train physical and cognitive abilities. To meet the potential that exergames hold, they need to be adapted to the individual ... -
Individually tailored self-management app-based intervention (selfBACK) versus a self-management web-based intervention (e-Help) or usual care in people with low back and neck pain referred to secondary care: protocol for a multiarm randomised clinical trial
Marcuzzi, Anna; Bach, Kerstin; Nordstoga, Anne Lovise; Bertheussen, Gro Falkener; Ashikhmin, Ilya; Boldermo, Nora; Kvarner, Else-Norun; Nilsen, Tom Ivar Lund; Marchand, Gunn Hege; Ose, Solveig Osborg; Aasdahl, Lene; Kaspersen, Silje Lill; Bardal, Ellen Marie; Børke, Janne-Birgitte; Mork, Paul Jarle; Gismervik, Sigmund Østgård (Peer reviewed; Journal article, 2021)Introduction: Low back pain (LBP) and neck pain (NP) are common and costly conditions. Self-management is a key element in the care of persistent LBP and NP. Artificial intelligence can be used to support and tailor ... -
Lower limb muscle fatigue during walking in children with cerebral palsy
Eken, Maaike M.; Brændvik, Siri Merete; Bardal, Ellen Marie; Houdijk, Han; Dallmeijer, Annet J.; Roeleveld, Karin (Journal article; Peer reviewed, 2018)Aim To investigate whether more prominent signs of muscle fatigue occur during self‐paced walking in children with cerebral palsy (CP) compared to typically developing peers. Method In this case–control study, 13 ... -
A Machine Learning Classifier for Detection of Physical Activity Types and Postures During Free-Living
Bach, Kerstin; Kongsvold, Atle Austnes; Bårdstu, Hilde Bremseth; Bardal, Ellen Marie; Kjærnli, Håkon Slåtten; Herland, Sverre; Logacjov, Aleksej; Mork, Paul Jarle (Journal article; Peer reviewed, 2021)Accelerometer-based measurements of physical activity types are commonly used to replace self-reports. To advance the field, it is desirable that such measurements allow accurate detection of key daily physical activity ... -
Patterns of sedentary behaviour in school children’s everyday life
Fjørstad, Line Ingebrigtsen (Master thesis, 2017)This study aimed to investigate (i) whether there is more sedentary time on weekend days than on week days, (ii) whether there is more sedentary time during leisure than during School on week days, (iii) how much sedentary ... -
Sammenhenger mellom søvn, smerte, fatigue og livskvalitet hos personer med revmatoid artritt
Haugen, Lea Jensvold; Reitehaug, Karine; Vist, Marie (Bachelor thesis, 2021)Hensikt: Søvner et universelt behov og søvnproblemer er en av de vanligste helseplagene i befolkningen. Personer med RA rapporterer ofte søvnløshet, fatigue og redusert livskvalitet. Hensikten med studien er derfor å ... -
Upper limb position control in fibromyalgia
Bardal, Ellen Marie; Roeleveld, Karin; Johansen, Tonje Okkenhaug; Mork, Paul Jarle (Journal article; Peer reviewed, 2012)Background: Motor problems are reported by patients with fibromyalgia (FM). However, the mechanisms leading to alterations in motor performance are not well understood. In this study, upper limb position control ... -
Validation of algorithms for energy expenditure evaluation in children using raw acceleration data
Sommerset, Tone Molid (Master thesis, 2017)Backround: The relation between energy expenditure (EE) in childhood physical activity and childhood or later adult health status is not clearly established. Thus, a better understanding of relation between energy expenditure ...