Browsing NTNU Open by Author "Ivarsson, Tord"
Now showing items 1-17 of 17
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Body Dysmorphic Symptoms in Youth with Obsessive-compulsive Disorder: Prevalence, Clinical Correlates, and Cognitive Behavioral Therapy Outcome
Ólafsdóttir, Þórhildur; Weidle, Bernhard; Ivarsson, Tord; Højgaard, Davíð R. M. A.; Melin, Karin; Nissen, Judith Becker; Torp, Nor Christian; Thomsen, Per Hove; Skarphedinsson, Gudmundur (Peer reviewed; Journal article, 2022)The aims of the study were to estimate the prevalence of body dysmorphic symptoms in a sample of children and adolescents with obsessive-compulsive disorder, possible clinical correlates and whether BDD symptoms predict ... -
Do Autistic Traits Predict Outcome of Cognitive Behavioral Therapy in Pediatric Obsessive-Compulsive Disorder?
Højgaard, Davíð R.M.A.; Arildskov, Trine Wigh; Skarphedinsson, Gudmundur; Hybel, Katja A.; Ivarsson, Tord; Weidle, Bernhard; Melin, Karin; Torp, Nor Christian; Thomsen, Per Hove (Peer reviewed; Journal article, 2023)The first aim of this study was to explore whether children with obsessive compulsive disorder (OCD) and subclinical autistic traits can be differentiated from children with OCD without these traits based on clinical ... -
eCBT versus standard individual CBT for paediatric obsessive–compulsive disorder
Babiano-Espinosa, Lucia; Skarphedinsson, Gudmundur; Weidle, Bernhard; Wolters, Lidewij H.; Compton, Scott; Ivarsson, Tord; Skokauskas, Norbert (Journal article; Peer reviewed, 2022) -
Internet-based cognitive behavioral therapy in children and adolescents with obsessive compulsive disorder: a feasibility study
Hollmann, Karsten; Allgaier, Katharina; Hohnecker, Carolin S.; Lautenbacher, Heinrich; Bizu, Verena; Nickola, Matthias; Wewetzer, Gunilla; Wewetzer, Christoph; Ivarsson, Tord; Skokauskas, Norbert; Wolters, Lidewij H.; Skarphedinsson, Gudmundur; Weidle, Bernhard; de Haan, Else; Torp, Nor Christian; Compton, Scott N.; Calvo, Rosa; Lera-Miguel, Sara; Haigis, Anna; Renner, Tobias J.; Conzelmann, Annette (Peer reviewed; Journal article, 2021)Cognitive behavioral therapy (CBT) is the first choice of treatment of obsessive–compulsive disorder (OCD) in children and adolescents. However, there is often a lack of access to appropriate treatment close to the home ... -
Internet-based psychotherapy in children with obsessive-compulsive disorder (OCD): protocol of a randomized controlled trial
Conzelmann, Annette; Hollmann, Karsten; Haigis, Anna; Lautenbacher, Heinrich; Bizu, Verena; App, Rehan; Nickola, Matthias; Wewetzer, Gunilla; Wewetzer, Christoph; Ivarsson, Tord; Skokauskas, Norbert; Wolters, Lidewij H.; Skarphedinsson, Gudmundur; Weidle, Bernhard; de Haan, Else; Torp, Nor Christian; Compton, Scott N.; Calvo, Rosa; Lera-Miguel, Sara; Alt, Annika; Hohnecker, Carolin Sarah; Allgaier, Katharina; Renner, Tobias J. (Peer reviewed; Journal article, 2022)Background Obsessive-compulsive disorder (OCD) in children can lead to a huge burden on the concerned patients and their family members. While successful state-of-the art cognitive behavioral interventions exist, there ... -
Long- term remission status in pediatric obsessive-compulsive disorder: Evaluating the predictive value of symptom severity after treatment
Jensen, Sanne; Mortensen, Erik L.; Skarphedinsson, Gudmundur; Højgaard, David RMA; Hybel, Katja A.; Nissen, Judith B.; Ivarsson, Tord; Weidle, Bernhard; Torp, Nor Christian; Thomsen, Per H. (Journal article; Peer reviewed, 2022)It is unknown if long-term remission for pediatric obsessive-compulsive disorder (OCD) patients is associated with post-treatment OCD symptom severity. The aim of the present study was to evaluate if post-treatment symptom ... -
Long-term functional impairment in pediatric OCD after and during treatment: An analysis of distinct trajectories
Smárason, Orri; Højgaard, Davíð R.M.A.; Jensen, Sanne; Storch, Eric A.; Arnkelsson, Gudmundur B.; Wolters, Lidewij H.; Torp, Nor Christian; Melin, Karin; Weidle, Bernhard; Nissen, Judith Becker; Hybel, Katja Anna; Thomsen, Per Hove; Ivarsson, Tord; Skarphedinsson, Gudmundur (Peer reviewed; Journal article, 2023)The present study aimed to: (a) identify latent class trajectories of OCD-related functional impairment, before, during and over three years after stepped-care treatment in children and adolescents with OCD; (b) describe ... -
Quality of life in pediatric patients with obsessive–compulsive disorder during and 3 years after stepped-care treatment
Jensen, Sanne; Hybel, Katja A.; Højgaard, Davíð R.M.A.; Nissen, Judith Becker; Weidle, Bernhard; Ivarsson, Tord; Skarphéðinsson, Guðmundur Ágúst; Melin, Karin; Torp, Nor Christian; Carlsen, Anders Helles; Mortensen, Erik Lykke; Lenhard, Fabian; Compton, Scott; Thomsen, Per Hove (Peer reviewed; Journal article, 2021)The present study aimed to investigate the long-term quality of life (QoL) in a large sample of pediatric obsessive–compulsive disorder (OCD) patients. The study included 220 pediatric OCD patients from the Nordic Long-term ... -
Remission and Relapse Across Three Years in Pediatric Obsessive-Compulsive Disorder Following Evidence-Based Treatments
Ivarsson, Tord; Jensen, Sanne; Højgaard, David R.M.A.; Hybel, Katja A.; Torp, Nor Christian; Melin, Karin; Nissen, Judith Becker; Weidle, Bernhard; Thomsen, Per Hove; Dahl, Kitty; Skarphedinsson, Gudmundur (Peer reviewed; Journal article, 2023)Objective: To examine relapse rates following remission in a 3-year follow-up study in pediatric patients with obsessive-compulsive disorder (OCD) treated with cognitive–behavioral therapy (CBT) in a first step, and either ... -
Screening efficiency of the mood and feelings questionnaire (MFQ) and short mood and feelings questionnaire (SMFQ) in Swedish help seeking outpatients
Jarbin, Håkan; Ivarsson, Tord; Andersson, Markus; Bergman, Hanna; Skarphedinsson, Gudmundur (Journal article; Peer reviewed, 2020) -
Sertraline treatment of nonresponders to extended cognitive-behavior therapy in pediatric obsessive-compulsive disorder
Skarphedinsson, Gudmundur Águst; Weidle, Bernhard; Ivarsson, Tord (Journal article; Peer reviewed, 2015)Objective: The purpose of this study was to investigate the effect of sertraline (SRT) in children and adolescents with obsessive-compulsive disorder (OCD) who did not respond to two consecutive courses of cognitive-behavior ... -
Sexual obsessions in children and adolescents: Prevalence, clinical correlates, response to cognitive-behavior therapy and long-term follow up
Weidle, Bernhard; Skarphedinsson, Gudmundur; Højgaard, Davíð R.M.A.; Thomsen, Per Hove; Torp, Nor Christian; Melin, Karin; Ivarsson, Tord (Peer reviewed; Journal article, 2022)Sexual obsessions occur in pediatric and adult OCD including thoughts about sexual acts with family members, sexually inappropriate behavior, or homosexual orientation. They may remain undiagnosed because of embarrassment ... -
Specialty knowledge and competency standards for pharmacotherapy for pediatric obsessive-compulsive disorder
Weidle, Bernhard; Ivarsson, Tord; Asbahr, Fernando R.; Calvo, Rosa; Mataix-Cols, David; Rynn, Moira A.; Storch, Eric A. (Journal article; Peer reviewed, 2021)Evidence based treatments for pediatric Obsessive-Compulsive Disorder (OCD) are delivered with varying levels of expertise. This paper is part of the phase two series by the International OCD Accreditation Task Force (ATF) ... -
Specific Contamination Symptoms are Associated with Experiencing a Limited Response of Cognitive-Behavioral Therapy in Pediatric Patients with OCD
Duholm, Charlotte Steen; Jensen, Sanne; Rask, Charlotte Ulrikka; Thomsen, Per Hove; Ivarsson, Tord; Skarphedinsson, Gudmundur; Torp, Nor Christian; Weidle, Bernhard; Nissen, Judith Becker; Højgaard, Davíð R. M. A. (Peer reviewed; Journal article, 2022)Abstract A recent study identifed three distinct treatment-response trajectories in pediatric OCD where higher levels of contamination symptoms predicted a limited response to cognitive-behavioral therapy (CBT). This study ... -
Systematic Review and Meta-analysis: An Empirical Approach to Defining Treatment Response and Remission in Pediatric Obsessive-Compulsive Disorder
Farhat, Luis C.; Vattimo, Edoardo F.Q.; Ramakrishnan, Divya; Levine, Jessica L.S.; Johnson, Jessica A.; Artukoglu, Bekir B.; Landeros-Weisenberger, Angeli; Asbahr, Fernando R.; Cepeda, Sandra L.; Comer, Jonathan S.; Fatori, Daniel; Franklin, Martin E.; Freeman, Jennifer B.; Geller, Daniel A.; Grant, Paul J.; Goodman, Wayne K.; Heyman, Isobel; Ivarsson, Tord; Lenhard, Fabian; Lewin, Adam; Li, Fenghua; Merlo, Lisa J.; Mohsenabadi, Hamid; Peris, Tara S.; Piacentini, John; Rosa-Alcázar, Ana I.; Rosa-Alcázar, Àngel; Rozenman, Michelle; Sapyta, Jeffrey J.; Serlachius, Eva; Shabani, Mohammad J.; Shavitt, Roseli G.; Small, Brent J.; Skarphedinsson, Gudmundur; Swedo, Susan E.; Thomsen, Per Hove; Turner, Cynthia; Weidle, Bernhard; Miguel, Eurípedes C.; Storch, Eric A.; Mataix-Cols, David; Bloch, Michael H. (Journal article; Peer reviewed, 2021)Systematic Review and Meta-analysis: An Empirical Approach to Defining Treatment Response and Remission in Pediatric Obsessive-Compulsive Disorder -
The Nordic long-term OCD treatment study (NordLOTS): rationale, design, and methods
Thomsen, Per Hove; Torp, Nor Christian; Dahl, Kitty; Christensen, K; Englyst, Inger; Melin, Karin; Nissen, Judith Becker; Valderhaug, Robert; Weidle, Bernhard; Skarphedinsson, Gudmundur Águst; von bahr, p.l.; Ivarsson, Tord; Hybel, Katja A. (Journal article; Peer reviewed, 2013)BACKGROUND: This paper describes and discusses the methodology of the Nordic long-term OCD-treatment study (NordLOTS). The purpose of this effectiveness study was to study treatment outcome of CBT, to identify CBT non- or ... -
Younger versus older children with obsessive-compulsive disorder: Symptoms, severity and impairment
Smárason, Orri; Weidle, Bernhard; Højgaard, David R.M.A.; Torp, Nor Christian; Ivarsson, Tord; Nissen, Judith Becker; Thomsen, Per Hove; Skarphéðinsson, Guðmundur Ágúst (Peer reviewed; Journal article, 2021)Studies on child and adolescent obsessive-compulsive disorder (OCD) indicate that symptom severity is similar across age, but significant age differences of symptom profile and comorbid disorders have been observed. The ...