• Variability of activity patterns across mood disorders and time of day 

      Krane-Gartiser, Karoline; Vaaler, Arne; Fasmer, Ole Bernt; Sørensen, Kjetil; Morken, Gunnar; Scott, Janine Linda (Peer reviewed; Journal article, 2017-12-19)
      Background: Few actigraphy studies in mood disorders have simultaneously included unipolar (UP) and bipolar (BD) depression or BD mixed states as a separate subgroup from mania. This study compared objectively measured ...
    • Variable expression of eighteen common housekeeping genes in human non-cancerous kidney biopsies 

      Strauss, Philipp; Furriol, Jessica; Mikkelsen, Håvard (Journal article; Peer reviewed, 2021)
      Housekeeping, or reference genes (RGs) are, by definition, loci with stable expression profiles that are widely used as internal controls to normalize mRNA levels. However, due to specific events, such as pathological ...
    • Variation in attitudes toward diagnosis and medication of ADHD: a survey among clinicians in the Norwegian child and adolescent mental health services 

      Lyhmann, Ingvild; Widding-Havnerås, Tarjei; Zachrisson, Henrik Daae; Bjelland, Ingvar; Chaulagain, Ashmita; Mykletun, Arnstein; Halmøy, Anne (Journal article; Peer reviewed, 2022)
      Prevalence and medication rates of ADHD vary geographically, both between and within countries. No absolute cutoff exists between ADHD and normal behavior, making clinician attitudes (leading to local practice cultures) a ...
    • Variation in use of open and laparoscopic distal pancreatectomy and associated outcome metrics in a universal health care system 

      Søreide, Kjetil; Nymo, Linn Såve; Kleive, Dyre; Olsen, Frank; Lassen, Kristoffer (Peer reviewed; Journal article, 2019)
      Background: Universal health care (UHC) should ensure equal access to and use of surgery, but few studies have explored variation in UHC systems. The objective was to describe practice of distal pancreatectomy in Norway ...
    • Variations in the length of stay of intensive care unit nonsurvivors in three scandinavian countries 

      Strand, Kristian; Walther, Sten M.; Reinikainen, Matti; Ala-Kokko, Tero; Nolin, Thomas; Martner, Jan; Mussalo, Petteri; Søreide, Eldar; Flaatten, Hans (Peer reviewed; Journal article, 2010-10-04)
      Introduction: The length of stay (LOS) in intensive care unit (ICU) nonsurvivors is not often reported, but represents an important indicator of the use of resources. LOS in ICU nonsurvivors may also be a marker of cultural ...
    • Variations in the management of diffuse low-grade gliomas - A Scandinavian multicenter study 

      Munkvold, Bodil Karoline Ravn; Solheim, Ole; Bartek, Jiri; Corell, Alba; De Dios, Eddie; Gulati, Sasha; Helseth, Eirik; Holmgren, Klas; Jensdottir, Margret; Lundborg, Mina; Mireles, Eduardo Erasmo Mendoza; Mahesparan, Rupavathana; Tveiten, Øystein Vesterli; Milos, Peter; Redebrandt, Henrietta Nittby; Pedersen, Lars Kjelsberg; Ramm-Pettersen, Jon-Terje; Sjöberg, Rickard L; Sjögren, Björn; Sjåvik, Kristin; Smits, Anja; Tomasevic, Gregor; Vecchio, Tomás Gómez; Vik-Mo, Einar O.; Zetterling, Maria; Salvesen, Øyvind; Jakola, Asgeir Store (Journal article; Peer reviewed, 2021)
      Background Early extensive surgery is a cornerstone in treatment of diffuse low-grade gliomas (DLGGs), and an additional survival benefit has been demonstrated from early radiochemotherapy in selected “high-risk” patients. ...
    • Varying but reduced use of postoperative mobilization restrictions after primary total hip arthroplasty in Nordic countries: a questionnaire-based study 

      Gromov, Kirill; Troelsen, Anders; Modaddes, Maziar; Rolfson, Ola; Furnes, Ove; Hallan, Geir; Eskelinen, Antti; Neuvonen, Perttu; Husted, Henrik (Peer reviewed; Journal article, 2019-02-11)
      Background and purpose — Mobilization has traditionally been restricted following total hip arthroplasty (THA) in an attempt to reduce the risk of dislocation and muscle detachment. However, recent studies have questioned ...
    • Vascular risk factor control and adherence to secondary preventive medication after ischaemic stroke 

      Gynnild, Mari Nordbø; Aakerøy, Rachel; Spigset, Olav; Askim, Torunn; Beyer, Mona Kristiansen; Ihle-Hansen, Hege; Munthe-Kaas, Ragnhild; Knapskog, Anne Brita; Lydersen, Stian; Næss, Halvor; Røsstad, Tove Garåsen; Seljeseth, Yngve Müller; Thingstad, Pernille; Saltvedt, Ingvild; Ellekjær, Hanne (Journal article; Peer reviewed, 2021)
      Background Studies regarding adequacy of secondary stroke prevention are limited. We report medication adherence, risk factor control and factors influencing vascular risk profile following ischaemic stroke. Methods A ...
    • Vascular risk factors and staging of atherosclerosis in patients and controls: The Norwegian Stroke in the Young Study 

      Nawaz, Beenish; Fromm, Annette; Øygarden, Halvor; Eide, Geir Egil; Saeed, Sahrai; Meijer, Rudy; Bots, Michiel L; Sand, Kristin Modalsli; Thomassen, Lars; Næss, Halvor; Waje-Andreassen, Ulrike (Journal article; Peer reviewed, 2022)
      Objectives: We studied the prevalence of vascular risk factors (RFs) among 385 ischaemic stroke patients ⩽60 years and 260 controls, and their association with atherosclerosis in seven vascular areas. Methods: History ...
    • Vascularization and Host Response in Bone Tissue Engineering 

      Bartaula-Brevik, Sushma (Doctoral thesis, 2016-12-07)
      The major hurdle in the survival of a tissue-engineered construct after implantation is vascularization. Pre-vascularization is one of the proposed methods to achieve vascularization in tissue-engineered constructs. This ...
    • Vasoactive and/or inotropic drugs in initial resuscitation of burn injuries: A systematic review 

      Knappskog, Kristine; Andersen, Nina Gjerde; Guttormsen, Anne Berit; Onarheim, Henning; Almeland, Stian Kreken; Beitland, Sigrid (Journal article; Peer reviewed, 2022)
      Background According to current guidelines, initial burn resuscitation should be performed with fluids alone. The aims of the study were to review the frequency of use of vasoactive and/or inotropic drugs in initial burn ...
    • Vessel size as a marker of survival in estrogen receptor positive breast cancer 

      Milosevic, Vladan; Edelmann, Reidunn Jetne; Winge, Ingeborg; Strell, Carina; Mezheyeuski, Artur; Knutsvik, Gøril; Askeland, Cecilie; Wik, Elisabeth; Akslen, Lars Andreas; Östman, Arne (Journal article; Peer reviewed, 2023)
      Purpose: Angiogenesis is crucial for tumor growth and is one of the hallmarks of cancer. In this study, we analyzed microvessel density, vessel median size, and perivascular a-SMA expression as prognostic biomarkers in ...
    • Vestibular symptoms and relations with postural balance, inner ear function, and long term survival 

      Berge, Jan Erik (Doctoral thesis, 2022-11-18)
      Bakgrunn: Svimmelhet og balanseproblemer er vanlige symptomer som i befolkningsstudier har vært assosiert med økt dødelighet, men det er ikke kjent om det er sykdommer i balanseapparatet som forårsaker denne økte dødeligheten. ...
    • Vestibular Symptoms, Balance and Vestibular Function in Patients with Vestibular Schwannoma 

      Nilsen, Kathrin Skorpa (Doctoral thesis, 2024-01-12)
      Bakgrunn: Vestibularisschwannom (VS) er en godartet svulst på den 8.hjernenerve som ofte fører til hørselstap, øresus, ustøhet og vertigo. Behandling avhenger av svulstens størrelse og om svulsten vokser, og inkluderer ...
    • Vestibular Tests Related to Tumor Volume in 137 Patients With Small to Medium-Sized Vestibular Schwannoma 

      Nilsen, Kathrin Skorpa; Nordahl, Stein Helge Glad; Berge, Jan Erik; Dhayalan, Dhanushan; Goplen, Frederik Kragerud (Journal article; Peer reviewed, 2023)
      Objective: The video head impulse test (vHIT) and cervical and ocular vestibular evoked myogenic potentials (cVEMP and oVEMP) are new methods for measuring peripheral vestibular function. The objectives of this study were ...
    • Video display terminal use and dry eye: preventive measures and future perspectives 

      Kamøy, Bjørnar; Magnø, Morten Scherven; Tellefsen Nøland, Sara Julie Maria; Moe, Morten Carsten; Petrovski, Goran; Vehof, Jelle; Utheim, Tor Paaske (Journal article; Peer reviewed, 2022)
      Background: Dry eye disease (DED) is a common cause of ocular pain and discomfort. Dry eye disease (DED) stems from a loss-of-tear film homeostasis and is frequently seen in video display terminal (VDT) users. Video display ...
    • Virus transmission during orthopedic surgery on patients with COVID-19 – a brief narrative review 

      Basso, Trude; Dale, Håvard; Langvatn, Håkon; Lønne, Greger; Skråmm, Inge; Westberg, Marianne; Wik, Tina Strømdal; Witsø, Eivind (Journal article; Peer reviewed, 2020)
      Background and purpose — COVID-19 is among the most impactful pandemics that the society has experienced. Orthopedic surgery involves procedures generating droplets and aerosols and there is concern amongst surgeons that ...
    • Visual function in Norwegian children aged 5–13 years with prenatal exposure to opioid maintenance therapy: A case–control study 

      Aslaksen, Kathinka Anne; Vikesdal, Gro Horgen; Voie, Marit Torbergsen; Rowlands, Megan; Skranes, Jon Sverre; Haugen, Olav H. (Journal article; Peer reviewed, 2023)
      Purpose: To assess various aspects of visual function in school children prenatally exposed to opioid maintenance therapy (OMT) and to explore possible outcome differences between prenatal methadone and buprenorphine ...
    • Vitamin B status and association with antiseizure medication in pregnant women with epilepsy 

      Husebye, Elisabeth Synnøve Nilsen; Riedel, Bettina Maria Ingeborg; Monsen, Anne-Lise Bjørke; Spigset, Olav; Daltveit, Anne Kjersti Nesje; Gilhus, Nils Erik; Bjørk, Marte-Helene (Journal article; Peer reviewed, 2021)
      Objective Antiseizure medication (ASM) use interacts with vitamin B status in nonpregnant epilepsy populations. We aimed to examine the association between ASM and vitamin B status in pregnant women with epilepsy. Methods ...
    • Vitamin D as a risk factor for patient survival after kidney transplantation: A prospective observational cohort study 

      Thorsen, Inga Strand; Bleskestad, Inger Hjørdis; Åsberg, Anders; Hartmann, Anders; Skadberg, Øyvind; Brede, Cato; Ueland, Thor; Pasch, Andreas; Reisæter, Anna Varberg; Gøransson, Lasse (Peer reviewed; Journal article, 2019)
      Background: Short‐term survival after kidney transplantation is excellent, but long‐term survival remains low and is equivalent to non‐end‐stage renal disease patients with many invasive malignancies. The aim of the study ...