• Opioid prescriptions among Sami and non-Sami with chronic pain: The SAMINOR 2 Questionnaire Survey and the Norwegian Prescription Database 

      Eriksen, Astrid M.A.; Melhus, Marita; Schei, Berit; Skurtveit, Svetlana Ondrasova; Broderstad, Ann Ragnhild (Peer reviewed; Journal article, 2023)
      This study is the first to investigate the prevalence of filled opioid prescriptions among indigenous Sami people with self-reported chronic musculoskeletal pain (CMSP) and compare it with that of non-Sami living in the ...
    • Optimal timing of assessment tasks depending on experience level of surgical trainees 

      Våpenstad, Cecilie; Hofstad, Erlend Fagertun; Bernstein, Tor Eivind; Aadahl, Petter; Johnsen, Gjermund; Mårvik, Ronald (Peer reviewed; Journal article, 2019)
      Introduction: Box trainers with motion analysis are important add-ons to surgical training and skills assessment outside the operating room, given that they exhibit construct validity. Material and methods: Four different ...
    • Optimization of SERS Sensing With Micro-Lensed Optical Fibers and Au Nano-Film 

      Milenko, Karolina Barbara; Fuglerud, Silje Skeide; Aksnes, Astrid; Ellingsen, Reinold; Hjelme, Dag Roar (Peer reviewed; Journal article, 2020)
      We present the fabrication and characterization of optical fiber reflection probes based on surface-enhanced Raman scattering (SERS) and micro-lensed multimode fibers. For the SERS substrate, a nano-sphere lithography ...
    • An optimized MALDI MSI protocol for spatial detection of tryptic peptides in fresh frozen prostate tissue 

      Høiem, Therese Stork; Andersen, Maria Karoline; Martin-Lorenzo, Marta; Longuespée, Rémi; Claes, Britt S.R.; Nordborg, Anna; Dewez, Frédéric; Balluff, Benjamin; Giampà , Marco; Sharma, Animesh; Hagen, Lars; Heeren, Ron M.A.; Bathen, Tone Frost; Giskeødegård, Guro F.; Krossa, Sebastian; Tessem, May-Britt (Peer reviewed; Journal article, 2022)
      MALDI MS imaging (MSI) is a powerful analytical tool for spatial peptide detection in heterogeneous tissues. Proper sample preparation is crucial to achieve high quality, reproducible measurements. Here we developed an ...
    • Oral health history in children referred to a child advocacy center in Norway 

      Toft, Julie; Myhre, Arne Kristian; Sun, Yi-Qian; Willumsen, Tiril; Rønneberg, Anne (Peer reviewed; Journal article, 2022)
      Background Some suspected child victims of physical or sexual abuse undergo dental forensic examinations at child advocacy centers (CACs) in Norway. Their oral health history has not previously been studied. Objective This ...
    • Oral health in children and adolescents with juvenile idiopathic arthritis - a systematic review and meta-analysis 

      Skeie, Marit Slåttelid; Gil, Elisabeth; Cetrelli, Lena; Rosén, Annika; Fischer, Johannes Maria; Åstrøm, Anne Nordrehaug; Luukko, Keijo; Feuerherm, Astrid Jullumstrø; Sen, Abhijit; Frid, Paula; Rygg, Marite; Bletsa, Athanasia (Journal article; Peer reviewed, 2019)
      Background Observational studies examining the association between oral health and juvenile idiopathic arthritis (JIA) among children and adolescents have reported inconsistent findings. The aims of this systematic review ...
    • Oral health-related quality of life, impaired physical health and orofacial pain in children and adolescents with juvenile idiopathic arthritis – a prospective multicenter cohort study 

      Halbig, Josefine Mareile; Jönsson, Birgitta; Gil, Elisabeth Grut; Åstrøm, Anne-Kristine N; Rypdal, Veronika Gjertsen; Frid, Paula Hanna Therese; Augdal, Thomas Angell; Fischer, Johannes Maria; Cetrelli, Lena Elisabet; Rygg, Marite; Lundestad, Anette; Tylleskär, Karin Birgitta; Nordal, Ellen Berit (Peer reviewed; Journal article, 2023)
      Background Knowledge on oral health-related quality of life (OHRQoL) in children and adolescents with juvenile idiopathic arthritis (JIA) is limited, and longitudinal studies are lacking. We aimed to describe OHRQoL in ...
    • Orthogeriatrics prevents functional decline in hip fracture patients: report from two randomized controlled trials 

      Dakhil, Shams; Thingstad, Pernille; Frihagen, Frede; Johnsen, Lars Gunnar; Lydersen, Stian; Skovlund, Eva; Wyller, Torgeir Bruun; Sletvold, Olav; Saltvedt, Ingvild; Watne, Leiv (Peer reviewed; Journal article, 2021)
      Background The incidence of hip fractures are expected to increase in the following years. Hip fracture patients have in addition to their fracture often complex medical problems, which constitute a substantial burden on ...
    • Osimertinib in non-small cell lung cancer with uncommon EGFR-mutations: a post-hoc subgroup analysis with pooled data from two phase II clinical trials 

      Eide, Inger Johanne Zwicky; Stensgaard, Simone; Helland, Åslaug; Ekman, Simon; Mellemgaard, Anders; Hansen, Karin Holmskov; Cicenas, Saulius; Koivunen, Jussi; Grønberg, Bjørn Henning; Sørensen, Boe Sandahl; Brustugun, Odd Terje (Peer reviewed; Journal article, 2022)
      Background: Osimertinib is standard of care for EGFR-mutated non-small cell lung cancer (NSCLC) patients. The efficacy of the drug in patients with mutations other than the common deletion in exon 19 and L858R in exon 21 ...
    • Osimertinib in T790M-positive and -negative patients with EGFR-mutated advanced non-small cell lung cancer (the TREM-study) 

      Eide, Inger Johanne; Helland, Åslaug; Ekman, Simon; Mellemgaard, Anders; Hansen, Karin Holmskov; Cicenas, Saulius; Koivunen, Jussi; Grønberg, Bjørn Henning; Brustugun, Odd Terje (Peer reviewed; Journal article, 2020)
      Objectives In non-small cell lung cancer patients with acquired resistance to first- or second-generation EGFR-TKIs, osimertinib is approved in the presence of the T790 M resistance mutation. We assessed the efficacy of ...
    • Ought the level of sedation to be reduced during deep palliative sedation? A clinical and ethical analysis 

      Fredheim, Olav Magnus; Materstvedt, Lars Johan; Skulberg, Ingeborg M; Magelssen, Morten (Peer reviewed; Journal article, 2021)
      Background Deep palliative sedation (DPS) is applied as a response to refractory suffering at the end of life when symptoms cannot be relieved in an awake state. DPS entails a dilemma of whether to provide uninterrupted ...
    • Outbreak of tularaemia in central Norway, January to March 2011 

      Larssen, Kjersti Wik; Afset, Jan Egil; Heier, Berit Tafjord; Krogh, Truls; Handeland, Kjell; Vikøren, Turid; Bergh, Kåre (Journal article; Peer reviewed, 2011)
      From January to March 2011, 39 cases of tularaemia were diagnosed in three counties in central Norway: 21 cases of oropharyngeal type, 10 cases of glandular/ulceroglandular type, two of respiratory and two of typhoid type. ...
    • Outcome in adolescence of brachial plexus birth palsy - 69 individuals re-examined after 10-20 years 

      Hulleberg, Gunn; Elvrum, Ann-Kristin; Brandal, Merethe; Vik, Torstein (Peer reviewed; Journal article, 2014)
      Background and purpose — The frequency and severity of a permanent lesion after brachial plexus birth palsy (BPBP) and its impact on activities of daily living are not well documented. We therefore investigated the outcome ...
    • Outcome Prediction after Moderate and Severe Traumatic Brain Injury: External Validation of Two Established Prognostic Models in 1742 European Patients 

      Dijkland, Simone; Retel Helmrich, Isabel; Nieboer, Daan; van der Jagt, Mathieu; Dippel, Diederik W.J.; Menon, David K; Stocchetti, Nino; Maas, Andrew I.R.; Lingsma, Hester F; Steyerberg, Ewout W; Andelic, Nada; Andreassen, Lasse; Anke, Audny; Frisvold, Shirin; Helseth, Eirik; Røe, Cecilie; Røise, Olav; Skandsen, Toril; Vik, Anne; Åkerlund, Cecilia; Amrein, Krisztina; Antoni, Anna; Audibert, Gerard; Azouvi, Philippe; Azzolini, Luisa; Bartels, Ronald; Barzo, Pal; Beauvais, Romuald; Beer, Ronny; Bellander, Bo-Michael; Belli, Antonio; Benali, Habib; Berardino, Maurizio; Beretta, Luigi; Blaabjerg, Morten; Bragge, Peter; Brazinova, Alexandra; Brinck, Vibeke; Brooker, Joanne; Brorsson, Camilla; Buki, Andras; Bullinger, Monika; Cabeleira, Manuel; Caccioppola, Alessio; Calappi, Emiliana; Calvi, Maria Rosa; Cameron, Peter; Lozano, Guillermo Carbayo; Carbonara, Marco; Chevallard, Giorgio (Peer reviewed; Journal article, 2020)
      The International Mission on Prognosis and Analysis of Clinical Trials in Traumatic Brain Injury (IMPACT) and Corticoid Randomisation After Significant Head injury (CRASH) prognostic models predict functional outcome after ...
    • Outcomes and predictors of functioning, mental health, and health-related quality of life in adults born with very low birth weight: a prospective longitudinal cohort study 

      Wollum, Arnt Erik Karlsen; Berdal, Elias Kjølseth; Iversen, Johanne Marie; Indredavik, Marit Sæbø; Evensen, Kari Anne Indredavik (Peer reviewed; Journal article, 2022)
      Background Very low birth weight (VLBW: ≤1500 g) is associated with multiple short and long-term complications. This study aimed to examine outcomes and predictors of functioning, mental health, and health-related quality ...
    • Outcomes associated with different vaccines in individuals with bipolar disorder and impact on the current COVID-19 pandemic- a systematic review 

      Reininghaus, Eva Z.; Manchia, Mirko; Dalkner, Nina; Bonkat, Nina; Squassina, Alessio; Hodl, Isabel; Vieta, Eduard; Reif, Andreas; Hajek, Tomas; Landen, Mikael; Correll, Cristoph U.; Scott, Jan; Etain, Bruno; Rietschel, Marcella; Bergink, Veerle; Martinez-Cengotitabengoa, Monica; Kessing, Lars Vedel; Fagiolini, Andrea; Bauer, Michael; Goodwin, Guy M.; Gonzalez-Pinto, Ana; Kupka, Ralph; Schulze, Thomas G.; Lagerberg, Trine Vik; Yildiz, Ayşegül; Henry, Chantal; Morken, Gunnar; Ritter, Philipp; Nieslen, Rene Ernst; Licht, Rasmus W.; Bechdolf, Andreas; Andreassen, Ole; Fellendorf, Frederike T. (Peer reviewed; Journal article, 2021)
      Bipolar disorder (BD) might be associated with higher infection rates of coronavirus disease (COVID-19) which in turn could result in worsening the clinical course and outcome. This may be due to a high prevalence of somatic ...
    • Over all variability of mitral annular plane peak systolic velocity and peak global longitudinal strain rate in relation to age, body size, and sex: The HUNT Study 

      Støylen, Asbjørn; Hansen, Harald Edvard Mølmen; Dalen, Håvard (Peer reviewed; Journal article, 2020)
      BACKGROUND: Left ventricular (LV) systolic global function can be assessed by peak annular systolic velocity S'. Global longitudinal strain rate (GLSR) is relative LV shortening rate, equivalent to normalizing S' for LV ...
    • Overall survival and causes of death in elderly patients with Hodgkin lymphoma: a Norwegian population-based case-control study 

      Lia, Kjersti; R.K. Jørgensen, Rasmus; Wold, Bente Loftum; Fluge, Øystein; Fagerli, Unn Merete; Bersvendsen, Hanne Skjerven; Bø, Idun Bakke; Bhargava, Sameer; Fosså, Alexander (Peer reviewed; Journal article, 2023)
      Elderly Hodgkin Lymphoma (HL) patients are poorly characterized and underrepresented in studies. In this national population-based study, we investigated cause-specific survival using competing-risk analysis in elderly HL ...
    • Overweight, obesity and related conditions: a cross-sectional study of adult inpatients at a Norwegian Hospital 

      Følling, Ingrid Sørdal; Kulseng, Bård; Helvik, Anne-Sofie (Journal article; Peer reviewed, 2014)
      Background: Overweight, obesity and associated conditions are major public health concerns in Norway. The prevalence of overweight and obesity in the general population in Norway is increasing, but there are limited data ...
    • OXR1A, a Coactivator of PRMT5 Regulating Histone Arginine Methylation 

      Yang, Mingyi; Lin, Xiaolin; Segers, Filip; Suganthan, Rajikala; Hildrestrand, Gunn Annette; Rinholm, Johanne Egge; Aas, Per Arne; Sousa, Mirta; Holm, Sverre; Bolstad, Nils; Warren, David; Berge, Rolf Kristian; Johansen, Rune Forstrøm; Yndestad, Arne; Kristiansen, Elise; Klungland, Arne; Gomez, Luisa Fernanda Luna; Eide, Lars; Halvorsen, Bente; Aukrust, Pål; Bjørås, Magnar (Peer reviewed; Journal article, 2020)
      Oxidation resistance gene 1 (OXR1) protects cells against oxidative stress. We find that male mice with brain-specific isoform A knockout (Oxr1A−/−) develop fatty liver. RNA sequencing of male Oxr1A−/− liver indicates ...