Blar i Brage NIH på forfatter "Pettersen, Gunn"
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Accuracy of tracking devices’ ability to assess exercise energy expenditure in professional female soccer players: Implications for quantifying energy availability
Friborg, Oddgeir; Kristoffersen, Morten; Pettersen, Gunn; Sundgot-Borgen, Jorunn; Dasa, Marcus Småvik Tutu; Rosenvinge, Jan H. (Peer reviewed; Journal article, 2022)The purpose of the study was to assess the accuracy of commonly used GPS/accelerometer-based tracking devices in the estimation of exercise energy expenditure (EEE) during high-intensity intermittent exercise. A total of ... -
Are adolescent elite athletes less psychologically distressed than controls? A cross-sectional study of 966 Norwegian adolescents.
Rosenvinge, Jan H.; Sundgot-Borgen, Jorunn; Pettersen, Gunn; Martinsen, Marianne; Stornæs, Annett Victoria; Pensgaard, Anne Marte (Journal article; Peer reviewed, 2018)Introduction: Psychological distress is increasing among adolescents and clusters with other mental health problems such as eating problems. The aim of this study was to investigate the prevalence of psychological distress ... -
Body composition and physical fitness in women with bulimia nervosa or binge-eating disorder.
Mathisen, Therese Fostervold; Rosenvinge, Jan H.; Friborg, Oddgeir; Pettersen, Gunn; Stensrud, Trine; Hansen, Bjørge Herman; Underhaug, Karoline; Teinung, Elisabeth; Vrabel, Kari-Anne; Svendsen, Mette; Bratland-Sanda, Solfrid; Sundgot-Borgen, Jorunn (Journal article; Peer reviewed, 2018)Objective:Knowledge about physical fitness in women with bulimia nervosa (BN) or binge-eatingdisorder (BED) is sparse. Previous studies have measured physical activity largely through self-report, and physical fitness ... -
Effectiveness and acceptability of the physical exercise and dietary therapy in a healthy life center
Mathisen, Therese Fostervold; Pettersen, Gunn; Schmidt, Ulrike H.; Rosenvinge, Jan H.; Sundgot-Borgen, Jorunn (Peer reviewed; Journal article, 2023)Objective: The high burden of eating disorders (EDs) and limited availability of treatment speaks of a need to explore new avenues for treatment delivery. To understand if new treatment avenues are helpful and acceptable ... -
Energy expenditure, dietary intake and energy availability in female professional football players
Friborg, Oddgeir; Kristoffersen, Morten; Pettersen, Gunn; Plasqui, Guy; Dasa, Marcus Småvik Tutu; Sundgot-Borgen, Jorunn Kaiander; Rosenvinge, Jan H. (Peer reviewed; Journal article, 2023)Objectives: To quantify energy expenditure and intake in professional female footballers playing on a national and/or international level. Second, to determine the prevalence of low energy availability among these players, ... -
Evaluating the suitability of the Low Energy Availability in Females Questionnaire (LEAF-Q) for female football players
Dasa, Marcus Småvik Tutu; Friborg, Oddgeir; Kristoffersen, Morten; Pettersen, Gunn; Sagen, Jørn Vegard; Sundgot-Borgen, Jorunn; Rosenvinge, Jan Harald (Peer reviewed; Journal article, 2023)Background: The Low Energy Availability in Females Questionnaire (LEAF-Q) is a screening tool developed to detect endurance athletes and dancers at risk for development of persistent low energy availability (LEA) and the ... -
Expectations of a new eating disorder treatment and its delivery: Perspectives of patients and new therapists
Mathisen, Therese Fostervold; Pettersen, Gunn; Rosenvinge, Jan Harald; Schmidt, Ulrike H.; Sundgot-Borgen, Jorunn (Peer reviewed; Journal article, 2024)Background: A significant number of people with bulimia nervosa (BN) or binge-eating disorder (BED) do not seek professional help. Important reasons include limited knowledge of eating disorders (EDs), feelings of shame, ... -
The healthy body image (HBI) intervention: Effects of a school-based cluster-randomized controlled trial with 12-months follow-up
Friborg, Oddgeir; Kolle, Elin; Sundgot-Borgen, Jorunn; Pettersen, Gunn; Torstveit, Monica Klungland; Piran, Niva; Bratland-Sanda, Solfrid; Sundgot-Borgen, Christine; Rosenvinge, Jan H.; Engen, Kethe Marie E. (Peer reviewed; Journal article, 2019)We examined the effects of the Healthy Body Image (HBI) intervention on positive embodiment and health-related quality of life among Norwegian high school students. The intervention comprised three interactive workshops, ... -
The healthy body image intervention and reduction in eating disorder symptomatology and muscle building supplement use in high school students: A study of mediating factors
Svantorp-Tveiten, Kethe Marie Engen; Ivarsson, Andreas; Torstveit, Monica Klungland; Sundgot-Borgen, Christine; Mathisen, Therese Fostervold; Bratland-Sanda, Solfrid; Friborg, Oddgeir; Pettersen, Gunn; Sundgot-Borgen, Jorunn; Rosenvinge, Jan Harald (Peer reviewed; Journal article, 2022)Background: Mediation analysis is important to test the theoretical framework underpinning an intervention. We therefore aimed to investigate if the healthy body image (HBI) intervention’s effect on eating disorder (ED) ... -
How do women with eating disorders experience a new treatment combining guided physical exercise and dietary therapy?: An interview study of women participating in a randomised controlled trial at the Norwegian School of Sport Sciences.
Pettersen, Gunn; Sørdal, Solveig; Rosenvinge, Jan H.; Skomakerstuen, Tone; Mathisen, Therese Fostervold; Sundgot-Borgen, Jorunn (Peer reviewed; Journal article, 2017)Objectives: To investigate how women with bulimia nervosa (BN) and binge eating disorder (BED) experience participating in a new treatment programme for eating disorders, based on guided physical exercise and dietary ... -
Is physical exercise and dietary therapy a feasible alternative to cognitive behavior therapy in treatment of eating disorders? A randomized controlled trial of two group therapies
Mathisen, Therese Fostervold; Friborg, Oddgeir; Bratland-Sanda, Solfrid; Pettersen, Gunn; Sundgot-Borgen, Jorunn; Rosenvinge, Jan H.; Vrabel, Kari-Anne (Peer reviewed; Journal article, 2020)Objective: To compare effects of physical exercise and dietary therapy (PED‐t) to cognitive behavioral therapy (CBT) in treatment of bulimia nervosa (BN) and binge‐eating disorder (BED). Method: The active sample ... -
Metabolic profile in women with bulimia nervosa or binge-eating disorder before and after treatment: Secondary analysis from the randomized PED-t trial
Mathisen, Therese Fostervold; Sundgot-Borgen, Jorunn; Bratland-Sanda, Solfrid; Svendsen, Mette; Pettersen, Gunn; Vrabel, KariAnne; Rosenvinge, Jan H.; Friborg, Oddgeir (Peer reviewed; Journal article, 2023)Purpose: Chaotic eating and purging behavior pose a risk to the metabolic health of women with bulimia nervosa (BN) and binge-eating disorder (BED). This study reports on one-year changes in blood markers of metabolic ... -
A new treatment for eating disorders combining physical exercise and dietary therapy (the PED-t): Experiences from patients who dropped out
Bakland, Maria; Wynn, Rolf; Sørlie, Venke; Sundgot-Borgen, Jorunn; Mathisen, Therese Fostervold; Hanssen, Tove Aminda; Jensen, Franziska; Innjord, Kjersti; Pettersen, Gunn; Rosenvinge, Jan H. (Peer reviewed; Journal article, 2020)Purpose: Eating disorders (ED) are complex and severe illnesses where evidence-based treatment is needed to recover. However, about half of the patients with ED do not respond to treatments currently available, which call ... -
The Norwegian healthy body image intervention promotes positive embodiment through improved self-esteem
Sundgot-Borgen, Christine; Stenling, Andreas; Pettersen, Gunn; Friborg, Oddgeir; Sundgot-Borgen, Jorunn; Kolle, Elin; Torstveit, Monica Klungland; Svantorp-Tveiten, Kethe Marie Engen; Bratland-Sanda, Solfrid; Rosenvinge, Jan H. (Peer reviewed; Journal article, 2020)We examined both direct and indirect effects of the Healthy Body Image (HBI) intervention on positive embodiment among Norwegian high school students. In total, 2446 12th grade boys (43 %) and girls (mean age 16.8 years) ... -
Patient expectations of a new treatment for eating disorders combining guided physical exercise and dietary therapy: An interview study of women participating in a randomised controlled trial at the Norwegian School of Sport Sciences
Pettersen, Gunn; Rosenvinge, Jan H.; Skomakerstuen, Tone; Sørdal, Solveig; Mathisen, Therese Fostervold; Sundgot-Borgen, Jorunn (Peer reviewed; Journal article, 2019)Objectives: To study the expectations women with bulimia nervosa (BN) or binge eating disorder (BED) had to a new treatment programme based on guided physical exercise and dietary therapy. Design and participants: ... -
Patients' views on a new treatment for Bulimia nervosa and binge eating disorder combining physical exercise and dietary therapy (the PED-t). A qualitative study
Bakland, Maria; Rosenvinge, Jan H.; Wynn, Rolf; Sundgot-Borgen, Jorunn; Mathisen, Therese Fostervold; Liabø, Kristin; Hanssen, Tove Aminda; Pettersen, Gunn (Journal article; Peer reviewed, 2019)A new group based treatment for patients with bulimia nervosa (BN) and binge eating disorder (BED), combining guided Physical Exercise and Dietary therapy (PED-t), has shown the capacity to alleviate BN and BED symptoms. ... -
Patients'and therapists' experiences with a new treatment programme for eating disorders that combines physical exercise and dietary therapy: the PED-t trial. A qualitative study protocol.
Pettersen, Gunn; Rosenvinge, Jan H.; Bakland, Maria; Wynn, Rolf; Mathisen, Therese Fostervold; Sundgot-Borgen, Jorunn (Journal article; Peer reviewed, 2018)Introduction: Women with bulimia nervosa and binge eating disorder often suffer for many years before they seek professional help. Evidence-based treatments like cognitive–behavioural therapy (CBT) might be poorly accessible, ... -
Protein, creatine, and dieting supplements among adolescents: Use and associations with eating disorder risk factors, exercise-, and sports participation, and immigrant status
Svantorp-Tveiten, Kethe Marie Engen; Friborg, Oddgeir; Torstveit, Monica Klungland; Mathisen, Therese Fostervold; Sundgot-Borgen, Christine; Bratland-Sanda, Solfrid; Pettersen, Gunn; Sundgot-Borgen, Jorunn; Rosenvinge, Jan Harald (Peer reviewed; Journal article, 2021)Objective: This study aimed to estimate the number of weekly users of protein, creatine, and dieting supplements and to explore whether weekly use was related to eating disorder (ED) risk factors, exercise, sports ... -
Risk and prevalence of Relative Energy Deficiency in Sport (REDs) among professional female football players
Dasa, Marcus Småvik; Friborg, Oddgeir; Kristoffersen, Morten; Pettersen, Gunn; Sagen, Jørn Vegard; Torstveit, Monica Klungland; Sundgot-Borgen, Jorunn; Rosenvinge, Jan Harald (Peer reviewed; Journal article, 2024)A high prevalence of low energy availability (LEA) has been reported in female football players. This is of concern as problematic LEA may evolve into a syndromic pattern known as relative energy deficiency in sport (REDs). ... -
Risk factors for sexual harassment and abuse victimization among adolescent athletes and non-athletes: A one-year follow-up study
Sølvberg, Nina; Torstveit, Monica Klungland; Solstad, Bård Erlend; Mountjoy, Margo; Rosenvinge, Jan Harald; Pettersen, Gunn; Sundgot-Borgen, Jorunn (Peer reviewed; Journal article, 2024)Background: The association between SHA and negative mental health increases the need to understand risk factors for SHA victimization, which is important for future development of prevention programs. Objective: To ...