• 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. ...
    • Vagotomy and Gastric Tumorigenesis 

      Rabben, Hanne-Line; Zhao, Chun-Mei; Hayakawa, Yoku; Wang, Timothy C.; Chen, Duan (Journal article, 2016)
      Vagotomy reduces gastric acid secretion and was therefore introduced as a surgical treatment for peptic ulcers in the 1970s. Later, it was replaced by acid reducing medication, such as histamine type 2 (H2) receptor ...
    • 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 FRAX and the impact of self-reported falls among elderly in a general population: the HUNT study, Norway 

      Hoff, Mari; Meyer, Haakon E; Skurtveit, Svetlana; Langhammer, Arnulf; Søgaard, Anne-Johanne; Syversen, Unni; Dhainaut, Alvilde; Skovlund, Eva; Abrahamsen, B; Schei, Berit (Journal article; Peer reviewed, 2017)
      Summary Fracture Risk Assessment Tool (FRAX) without bone mineral density (BMD) for hip fracture prediction was validated in a Norwegian population 50–90 years. Fracture risk increased with higher FRAX score, and the ...
    • Validation of Housekeeping Genes for the Use as Endogenous Controls in Real-Time PCR in Multiple Myeloma 

      Hossain, Md. Sabbir (Master thesis, 2012)
      Multiple myeloma (MM) is a cancer of malignant plasma cells in the bone marrow, and leads to the development of one or more clinical manifestations such as bone destruction, anaemia, and renal insufficiency. The analysis ...
    • 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 repeated self-reported n-3 PUFA intake using serum phospholipid fatty acids as a biomarker in breast cancer patients during treatment 

      Brunvoll, Sonja Hjellegjerde; Thune, Inger; Frydenberg, Hanne; Flote, Vidar Gordon; Bertheussen, Gro Falkener; Schlichting, Ellen; Bjerve, Kristian S; Hjartåker, Anette (Journal article; Peer reviewed, 2018)
      Background The role of n-3 polyunsaturated fatty acids (PUFAs) in breast cancer is not clear and under debate. To explore this relationship it is important to have proper validated dietary assessment methods for measuring ...
    • Validity and Reliability of Four Parent/Patient–Reported Outcome Measures for Juvenile Idiopathic Arthritis Remote Monitoring 

      van Dijkhuizen, E. H. Pieter; Ridella, Francesca; Naddei, Roberta; Trincianti, Chiara; Avrusin, Ilia; Mazzoni, Marta; Sutera, Diana; Ayaz, Nuray Aktay; Penades, Inmaculada Calvo; Constantin, Tamas; Herlin, Troels; Oliveira, Sheila K.; Rygg, Marite; Sanner, Helga; Susic, Gordana; Sztajnbok, Flavio; Varbanova, Boriana; Ruperto, Nicolino; Ravelli, Angelo; Consolaro, Alessandro (Journal article; Peer reviewed, 2022)
    • Validity of computer-based video analysis for the assessment of postural control in individuals with cerebral palsy 

      Leirvik, Marianne Jordheim (Master thesis, 2017)
      BACKGROUND: Many studies show that individuals with cerebral palsy (CP) have problems with postural control, which is important for the ability to carry out day-to-day activities and tasks. However, there is no common ...
    • Validity of Estimated Cardiorespiratory Fitness in Patients With Primary Breast Cancer 

      Michalski, Meghan; Rowed, Kylie; Lavery, Jessica A; Moskowitz, Chaya S; Capaci, Catherine; Stene, Guro Birgitte; Edvardsen, Elisabeth; Eves, Neil D; Jones, Lee W.; Scott, Jessica M (Peer reviewed; Journal article, 2022)
      Background Estimated peak oxygen consumption (Vo2peak) is widely used in oncology; however, estimated Vo2peak equations were developed in noncancer settings. Objectives The aim of this study was to evaluate the ...
    • The validity of self-reported number of teeth and edentulousness among Norwegian older adults, the HUNT Study 

      Høvik, Hedda; Kolberg, Marit; Gjøra, Linda; Nymoen, Line Cathrine; Skudutyte-Rysstad, Rasa; Hove, Lene Hystad; Sun, Yi-Qian; Natland Fagerhaug, Tone (Peer reviewed; Journal article, 2022)
      Background Number of teeth is an established indicator of oral health and is commonly self-reported in epidemiological studies due to the costly and labor-intensive nature of clinical examinations. Although previous studies ...
    • Validity of the Behavioural Assessment of the Dysexecutive Syndrome for Children (BADS-C) in children and adolescents with pediatric acquired brain injury 

      Romundstad, Bendik; Solem, Stian; Brandt, Anne Elisabeth; Hypher, Ruth Elizabeth; Risnes, Kari; Rø, Torstein Baade; Stubberud, Jan Egil; Finnanger, Torun Gangaune (Peer reviewed; Journal article, 2022)
      The Behavioural Assessment of the Dysexecutive Syndrome for Children (BADS-C) was developed to address the need for a standardized ecologically valid test of executive function (EF) in the pediatric population. Our study ...
    • Validity of the Behavioural Assessment of the Dysexecutive Syndrome for Children (BADS-C) in children and adolescents with pediatric acquired brain injury 

      Romundstad, Bendik; Solem, Stian; Brandt, Anne Elisabeth; Hypher, Ruth Elizabeth; Risnes, Kari; Rø, Torstein Baade; Stubberud, Jan Egil; Finnanger, Torun Gangaune (Peer reviewed; Journal article, 2023)
      The Behavioural Assessment of the Dysexecutive Syndrome for Children (BADS-C) was developed to address the need for a standardized ecologically valid test of executive function (EF) in the pediatric population. Our study ...
    • Validity of the General Movement Optimality List in Infants Born Preterm 

      Ustad, Tordis; Evensen, Kari Anne Indredavik; Bertoncelli, Natascia; Frassoldati, Rossella; Ferrari, Fabrizio (Peer reviewed; Journal article, 2017)
      Purpose: To examine concurrent and predictive validity of the optimality list “Detailed Assessment of General Movements (GMs) During Preterm and Term Age.” Methods: Video clips of general movements were analyzed for ...
    • A validity study of the rapid emergency Triage and treatment system for children 

      Ødegård, Siv Steinsmo; Tran, Thuy; Næss-Pleym, Lars E.; Risnes, Kari; Døllner, Henrik (Peer reviewed; Journal article, 2021)
      Background: The Scandinavian Rapid Emergency Triage and Treatment System-pediatric (RETTS-p) is a reliable triage system that includes both assessment of vital parameters and a systematic approach to history and symptoms. ...
    • The value of restaging CT following neoadjuvant chemotherapy for resectable gastric cancer. A population-based study 

      Sandø, Alina Desiree; Fougner, Reidun; Grønbech, Jon Erik; Bringeland, Erling Audun (Journal article; Peer reviewed, 2021)
      Background Response evaluation following neoadjuvant chemotherapy (NAC) in gastric cancer is debated. The aim of this study was to investigate the value of UICC-downstaging as mode of response evaluation following a ...
    • Variability Over Time of Normal-Sized Fetal Renal Pelvis During the Second Trimester Scan 

      Røset, Maria Aurora Hernandez; Blaas, Harm-Gerd Karl; Fagerli, Tove Anita; Eggebø, Torbjørn Moe (Journal article, 2017)
      Purpose To investigate the variability of the normal-sized fetal renal pelvis (≤5 mm) over time and to analyze repeatability of measurements. Materials and Methods 98 fetal renal pelvises and 49 fetal urinary bladders ...
    • Variants in ELL2 influencing immunoglobulin levels associate with multiple myeloma 

      Swaminathan, Bhairavi; Thorleifsson, Gudmar; Jöud, Magnus; Ali, Mina; Johnsson, Ellinor; Ajore, Ram; Sulem, Patrick; Halvarsson, Britt-Marie; Eyjolfsson, Gudmundur I.; Haraldsdottir, Vilhelmina; Hultman, Christina; Ingelsson, Erik; Kristinsson, Sigurdur Y; Kähler, Anna Katarina; Lenhoff, Stig; Masson, Gisli; Mellqvist, Ulf-Henrik; Månsson, Robert; Nelander, Sven; Olafsson, Isleifur; Sigurdardóttir, Olöf Gudrun; Steingrimsdottir, Hlif; Vangsted, Annette; Vogel, Ulla; Waage, Anders; Nahi, Hareth; Gudbjartsson, Daniel F.; Rafnar, Thorunn; Turesson, Ingemar; Gullberg, Urban; Stefansson, Kari; Hansson, Markus; Thorsteinsdottir, Unnur; Nilsson, Björn (Journal article; Peer reviewed, 2015)
      Multiple myeloma (MM) is characterized by an uninhibited, clonal growth of plasma cells. While first-degree relatives of patients with MM show an increased risk of MM, the genetic basis of inherited MM susceptibility is ...