Blar i St. Olavs hospital på tittel

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    • Using multivariable Mendelian randomization to estimate the causal effect of bone mineral density on osteoarthritis risk, independently of body mass index 

      Hartley, April; Sanderson, Eleanor; Granell, Raquel; Paternoster, Lavinia; Zheng, Jie; Smith, George Davey; Southam, Lorraine; Hatzikotoulas, Konstantinos; Boer, Cindy G.; Van Meurs, Joyce; Zeggini, Eleftheria; Gregson, Celia L.; Tobias, Jon H.; Stefánsdóttir, Lilja; Zhang, Yanfei; De Almeida, Rodrigo Coutinho; Wu, Tian T.; Teder-Laving, Maris; Skogholt, Anne Heidi; Terao, Chikashi; Zengini, Eleni; Alexiadis, George; Barysenka, Andrei; Bjornsdottir, Gyda; Gabrielsen, Maiken Elvestad; Gilly, Arthur; Ingvarsson, Thorvaldur; Johnsen, Marianne Bakke; Jonsson, Helgi Freyr; Kloppenburg, Margreet G.; Luetge, Almut; Mägi, Reedik; Mangino, Massimo; Nelissen, Rob R.G.H.H.; Shivakumar, Manu; Steinberg, Julia; Takuwa, Hiroshi; Thomas, Laurent; Tuerlings, Margo; Babis, George; Cheung, Jason Pui Yin; Samartzis, Dino; Lietman, Steve A.; Slagboom, P. Eline; Stefansson, Kari; Uitterlinden, André G.; Winsvold, Bendik K S; Zwart, John Anker Henrik; Sham, Pak Chung; Thorleifsson, Gudmar; Gaunt, Tom R.; Morris, Andrew P.; Valdes, Ana M.; Tsezou, Aspasia; Cheah, Kathryn S.E.; Ikegawa, Shiro; Hveem, Kristian; Esko, Tõnu; Wilkinson, J. Mark; Meulenbelt, Ingrid; Michael Lee, Ming Ta; Styrkársdóttir, Unnur (Peer reviewed; Journal article, 2022)
      Objectives Observational analyses suggest that high bone mineral density (BMD) is a risk factor for osteoarthritis (OA); it is unclear whether this represents a causal effect or shared aetiology and whether these ...

    • Using network intervention analysis to explore associations between participant expectations of and difficulties with cognitive behavioural therapy for insomnia and clinical outcome: A proof of principle study 

      Scott, Janine Linda; Vedaa, Øystein; Sivertsen, Børge; Langsrud, Knut; Kallestad, Håvard (Peer reviewed; Journal article, 2022)
      Background Research about predictors of response to cognitive behaviour therapy for insomnia (CBT-I) is ongoing. We examined any whether pre-intervention expectations or post-intervention appraisals of difficulties in ...

    • Using Polygenic Hazard Scores to Predict Age at Onset of Alzheimer's Disease in Nordic Populations 

      Motazedi, Ehsan; Cheng, Weiqiu; Thomassen, Jesper Qvist; Frei, Oleksandr; Rongve, Arvid; Athanasiu, Lavinia; Bahrami, Shahram; Shadrin, Alexey; Ulstein, Ingun; Stordal, Eystein; Brækhus, Anne; Saltvedt, Ingvild; Sando, Sigrid Botne; O'Connell, Kevin Sean; Hindley, Guy; van der Meer, Dennis; Bergh, Sverre; Nordestgaard, Børge G.; Tybjærg-Hansen, Anne; Bråthen, Geir; Philstrøm, Lasse; Djurovic, Srdjan; Frikke-Schmidt, Ruth; Fladby, Tormod; Aarsland, Dag; Selbæk, Geir; Seibert, Tyler Michael; Dale, Anders; Fan, Chun C.; Andreassen, Ole (Journal article; Peer reviewed, 2022)

    • Using the CustusX toolkit to create an image guided bronchoscopy application: Fraxinus 

      Bakeng, Janne Beate Lervik; Hofstad, Erlend Fagertun; Solberg, Ole Vegard; Eiesland, Jon Wostryck; Tangen, Geir Arne; Amundsen, Tore; Langø, Thomas; Reinertsen, Ingerid; Selbekk, Tormod; Leira, Håkon Olav (Journal article; Peer reviewed, 2019)
      Purpose The aim of this paper is to show how a specialized planning and guidance application called Fraxinus, can be built on top of the CustusX platform (www.custusx.org), which is an open source image-guided intervention ...

    • Using welfare technology for individuals with intellectual disabilities. Expectations, experiences, and challenges of intellectual disability nursing students during clinical placement 

      Rasouli, Omid; Schnell Husby, Vigdis; Witsø, Aud Elisabeth; Røstad, Monica; Aasan, Synnøve; Slettahjell, Lisbet; Kvam, Lisbeth (Peer reviewed; Journal article, 2022)
      Purpose: Little is known about how welfare technology (WT) is used in welfare services for people with intellectual disabilities. This study aimed to explore expectations, experiences, and challenges concerning the use of ...

    • Uterine artery Doppler in pregnancy: Women with PCOS compared to healthy controls 

      Stridsklev, Solhild; Salvesen, Øyvind; Salvesen, Kjell Å; Carlsen, Sven Magnus; Vanky, Eszter (Journal article; Peer reviewed, 2018)
      The objective of this study was to investigate possible differences in uterine artery pulsatility index (UtAPI) between pregnant women with PCOS and healthy controls and to explore possible effects of metformin on UtAPI. ...

    • Utility and effectiveness of the Scandinavian guidelines to exclude computerized tomography scanning in mild traumatic brain injury - a prospective cohort study 

      Ananthaharan, Arurann; Kravdal, Gunnhild; Straume-Næsheim, Truls Martin (Peer reviewed; Journal article, 2018)
      Background In 2013 the Scandinavian Neurotrauma Committee (SNC) published updated guidelines for the initial management of minimal, mild and moderate traumatic head injuries (MTHI) that included serum analysis of protein ...

    • Utility of T2-weighted MRI texture analysis in assessment of peripheral zone prostate cancer aggressiveness: a single-arm, multicenter study 

      Nketiah, Gabriel Addio; Elschot, Mattijs; Scheenen, Tom W.J.; Maas, Marnix C.; Bathen, Tone Frost; Selnæs, Kirsten Margrete (Peer reviewed; Journal article, 2021)
      T2-weighted (T2W) MRI provides high spatial resolution and tissue-specific contrast, but it is predominantly used for qualitative evaluation of prostate anatomy and anomalies. This retrospective multicenter study evaluated ...

    • Utopia for Norwegian helicopter emergency medical services: Estimating the number of bases needed to radically bring down response times, and lives needed to be saved for cost effectiveness 

      Jagtenberg, Caroline Jeanne; Uleberg, Oddvar; Bjørnelv, Gudrun Maria Waaler; Røislien, Jo (Peer reviewed; Journal article, 2023)
      Objectives Helicopter Emergency Medical Services (HEMS) throughout Europe are generally on scene within 10–15 minutes. In Norway, however, with its 13 HEMS bases, only 75% of the population can currently be reached within ...

    • Utredning om nasjonalt overvåkingssystem for virusresistens - Rapport fra arbeidsgruppe 

      Åsjö, Birgitta; Vik, Inger Sofie Samdal; Dudman, Susanne Gjeruldsen; Rollag, Halvor; Ormaasen, Vidar; Holberg-Petersen, Mona; Gutteberg, Tore Jarl; Christensen, Andreas (Rapport Nasjonalt folkehelseinstitutt;2010:1, Research report, 2010)

    • Uveitis in Juvenile Idiopathic Arthritis 18-Year Outcome in the Population-based Nordic Cohort Study 

      Rypdal, Veronika Gjertsen; Glerup, Mia; Songstad, Nils Thomas; Herlin, Troels; Rygg, Marite; Nordal, Ellen Berit (Peer reviewed; Journal article, 2020)
      Purpose To assess the long-term outcome of uveitis in juvenile idiopathic arthritis (JIA). Design Population-based, multicenter, prospective JIA cohort, with a cross-sectional assessment of JIA-associated uveitis ...

    • Vaccine Induced Immune Thrombotic Thrombocytopenia Causing a Severe Form of Cerebral Venous Thrombosis With High Fatality Rate: A Case Series 

      Wiedmann, Markus; Skattør, Thor Håkon; Stray-Pedersen, Arne; Romundstad, Luis Georg; Antal, Ellen-Ann; Marthinsen, Pål Bache; Sørvoll, Ingvild Hausberg; Ernstsen, Siw Leiknes; Lund, Christian G.; Holme, Pål Andre; Johansen, Tonje Okkenhaug; Brunborg, Cathrine; Aamodt, Anne Hege; Schultz, Nina Haagenrud; Skagen, Karolina Ryeng; Skjelland, Mona Elisabeth (Peer reviewed; Journal article, 2021)
      During a 2-week period, we have encountered five cases presenting with the combination of cerebral venous thrombosis (CVT), intracerebral hemorrhage and thrombocytopenia. A clinical hallmark was the rapid and severe ...

    • Vacuum births and barriers to its use: An observational study in governmental hospitals in Sierra Leone 

      Bakke, Eirik; Øseth, Eirik; Fofanah, Tairu; Sesay, Ibrahim; van Duinen, Aalke Johan; Bolkan, Håkon Angell; Westendorp, Josien; Lonnee-Hoffmann, Risa (Peer reviewed; Journal article, 2022)
      Objectives Assisted vaginal births (AVD) can prevent unnecessary caesarean sections (CS). The number of CS is increasing rapidly in sub-Saharan Africa; these are still associated with high perioperative mortality rates. ...

    • Validating the Five-ItemWorld Health Organization Well-Being Index 

      Nylén-Eriksen, Mats; Bjørnnes, Ann Kristin; Hafstad, Hege; Lie, Irene; Grov, Ellen Karine; Lara-Cabrera, Mariela Loreto (Peer reviewed; Journal article, 2022)
      Purpose: Research on the psychological well-being of caregivers of children diagnosed with Attention-Deficit/Hyperactivity Disorder (ADHD) suggests that the well-being of parents and caregivers has been negatively affected ...

    • Validation and development of models using clinical, biochemical and ultrasound markers for predicting pre-eclampsia: an individual participant data meta-analysis 

      Allotey, John; Snell, Kym I.E.; Smuk, Melanie; Hooper, Richard; Chan, Claire; Ahmed, Asif; Chappell, Lucy C.; von Dadelszen, Peter; Dodds, Julie; Green, Marcus; Kenny, Louise; Khalil, Asma; Khan, Khalid S.; Mol, Ben W.; Myers, Jenny; Poston, Lucilla; Thilaganathan, Basky; Staff, Anne Cathrine; Smith, Gordon C.S.; Ganzevoort, Wessel; Laivuori, Hannele; Odibo, Anthony O.; Ramírez, Javier A.; Kingdom, John; Daskalakis, George; Farrar, Diane; Baschat, AA; Seed, PT; Prefumo, F; da Silva Costa, F; Groen, H; Audibert, F; Masse, J; Skråstad, Ragnhild Bergene; Salvesen, Kjell Å; Haavaldsen, Camilla; Nagata, C; Rumbold, Alice R.; Heinonen, Seppo; Askie, LM; Smits, LJ; Vinter, CA; Magnus, Per; Kajantie, Eero Olavi; Villa, PM; Jenum, Anne Karen; Andersen, LB; Norman, JE; Ohkuchi, A; Eskild, Anne; Bhattacharya, Sohinee; McAuliffe, Fionnuala M.; Galindo, Alberto; Herraiz, Ignacio; Carbillon, , Lionel; Klipstein-Grobusch, Kerstin; Yeo, SeonAe; Teede, Helena J.; Browne, Joyce L; Moons, Karel G.M.; Riley, Richard D; Thangaratinam, Shakila (Peer reviewed; Journal article, 2020)
      Background: Pre-eclampsia is a leading cause of maternal and perinatal mortality and morbidity. Early identification of women at risk is needed to plan management. Objectives: To assess the performance of existing pre-eclampsia ...

    • Validation in Indonesia of two published scores for mortality prediction after cardiac surgery 

      Widyastuti, Yunita; Boom, Cindy; Parmana, I Made A.; Kurniawaty, Juni; Jufan, Akhmad; Hanafy, Dudy; Videm, Vibeke (Peer reviewed; Journal article, 2023)
      Introduction: No mortality risk prediction model has previously been validated for cardiac surgery in Indonesia. This study aimed at validating the EuroSCORE II and Age Creatinine Ejection Fraction (ACEF) score as predictors ...

    • Validation of a prediction model for post-chemotherapy fibrosis in nonseminoma patients 

      Gerdtsson, Axel; Torisson, Gustav; Thor, Anna; Grenabo Bergdahl, Anna; Almås, Bjarte; Håkansson, Ulf; Törnblom, Magnus; Negaard, Helene Francisca Stigter; Glimelius, Ingrid; Halvorsen, Dag; Karlsdottir, Åsa; Haugnes, Hege Sagstuen; Larsen, Signe Melsen; Holmberg, Göran; Wahlqvist, Rolf; Tandstad, Torgrim; Cohn-Cedermark, Gabriella; Ståhl, Olof; Kjellman, Anders (Peer reviewed; Journal article, 2023)
      Objective To validate Vergouwe's prediction model using the Swedish and Norwegian Testicular Cancer Group (SWENOTECA) RETROP database and to define its clinical utility. Materials and methods Vergouwe's prediction ...

    • Validation of forearm fracture diagnoses in administrative patient registers 

      Omsland, Tone Kristin; Solberg, Lene Bergendal; Bjørnerem, Åshild Marit; Borgen, Tove Tveitan; Andreasen, Camilla; Wisløff, Torbjørn; Hagen, Gunhild; Basso, Trude; Gjertsen, Jan-Erik; Apalset, Ellen Margrete; Figved, Wender; Stutzer, Jens-Meinhard; Nissen, Frida Igland; Hansen, Ann Kristin; Joakimsen, Ragnar Martin; Figari, Elisa; Peel, Geoffrey; Rashid, Ali A.; Khoshkhabari, Jashar; Eriksen, Erik Fink; Nordsletten, Lars; Frihagen, Frede; Dahl, Cecilie (Peer reviewed; Journal article, 2023)
      Summary The validity of forearm fracture diagnoses recorded in fve Norwegian hospitals was investigated using image reports and medical records as gold standard. A relatively high completeness and correctness of the diagnoses ...

    • Validation of prediction models of severe disease course and non-achievement of remission in juvenile idiopathic arthritis: part 1-results of the Canadian model in the Nordic cohort. 

      Rypdal, Veronika Gjertsen; Guzman, Jaime; Henrey, A; Loughin, T; Glerup, Mia; Arnstad, Ellen Dalen; Aalto, Kristiina; Rygg, Marite; Nielsen, Susan M.; Herlin, Troels; Fasth, Anders; Berntson, Lillemor; Rypdal, Martin wibe; Nordal, Ellen Berit (Journal article; Peer reviewed, 2019)
      Background Models to predict disease course and long-term outcome based on clinical characteristics at disease onset may guide early treatment strategies in juvenile idiopathic arthritis (JIA). Before a prediction model ...

    • Validation of questionnaires for restless legs syndrome in the general population: the Trøndelag Health Study (HUNT) 

      Filosa, James; Omland, Petter Moe; Hagen, Knut; Langsrud, Knut; Brenner, Eiliv; Knutsen, Andreas; Drange, Ole Kristian; Gravdahl, Gøril Bruvik; Stjern, Marit; Engstrøm, Morten; Sand, Trond (Peer reviewed; Journal article, 2022)
      Questionnaires for restless legs syndrome have rarely been validated against face-to-face interviews in the general population. We aimed to validate the modified Norwegian, seven-item Cambridge-Hopkins restless legs syndrome ...