Blar i Faculty of Medicine på emneord "Epidemiology"

Viser treff 21-40 av 41

    • Monthly variations in self-report of time-specified and typical alcohol use: The Nord-Trøndelag Health Study (HUNT3) 

      Knudsen, Ann Kristin; Skogen, Jens Christoffer (Peer reviewed; Journal article, 2015-02-21)
      Background Aggregated measures are often employed when prevalence, risk factors and consequences of alcohol use in the population are monitored. In order to avoid time-dependent bias in aggregated measures, reference periods ...

    • Neopterin as an effect modifier of the cardiovascular risk predicted by total homocysteine: A prospective 2-cohort study 

      Bjørnestad, Espen Øglænd; Borsholm, Robert Andre; Svingen, Gard Frodahl Tveitevåg; Pedersen, Eva Ringdal; Seifert, Reinhard; Midttun, Øivind; Ueland, Per Magne; Tell, Grethe S.; Bønaa, Kaare Harald; Nygård, Ottar (Peer reviewed; Journal article, 2017-10)
      Background: Plasma total homocysteine (tHcy) is related to plasma neopterin, an indicator of interferon‐γ‐mediated immune activation, and both biomarkers positively predict cardiovascular risk. We examined whether the ...

    • No increase in response rate by adding a web response option to a postal population survey: A randomized trial 

      Brøgger, Jan; Nystad, Wenche; Cappelen, Inger; Bakke, Per (Peer reviewed; Journal article, 2007-12-31)
      Background: There is substantial interest in use of the Internet for surveys, but there have been few health-oriented, large, randomized trials of general population surveys on the Internet. It is unclear whether providing ...

    • One-year versus five-year hospital readmission after ischemic stroke and TIA 

      Bjerkreim, Anna Therese; Næss, Halvor; Khanevski, Andrej; Thomassen, Lars; Waje-Andreassen, Ulrike; Logallo, Nicola (Peer reviewed; Journal article, 2019-01-29)
      Background: The burden of hospital readmission after stroke is substantial, but little knowledge exists on factors associated with long-term readmission after stroke. In a cohort comprising patients with ischemic stroke ...

    • Plasma cystathionine and risk of incident stroke in patients with suspected stable angina pectoris 

      Dhar, Indu; Svingen, Gard Frodahl Tveitevåg; Ueland, Per Magne; Lysne, Vegard; Svenningsson, Mads Malm; Tell, Grethe S.; Nygård, Ottar (Peer reviewed; Journal article, 2018)
      Background: Cystathionine is an intermediate product in the transsulfuration pathway and formed during the B6‐dependent conversion of methionine to cysteine. Elevated plasma cystathionine has been related to atherosclerosis, ...

    • Pooled cohort study on height and risk of cancer and cancer death 

      Wiren, Sara; Häggström, Christel; Ulmer, Hanno; Manjer, Jonas; Bjørge, Tone; Nagel, Gabriele; Johansen, Dorthe; Hallmans, Göran; Engeland, Anders; Concin, Hans; Jonsson, Håkan; Selmer, Randi; Tretli, Steinar; Stocks, Tanja; Stattin, Pär (Peer reviewed; Journal article, 2013-10-31)
      Purpose: To assess the association between height and risk of cancer and cancer death. Methods: The metabolic syndrome and cancer project is a prospective pooled cohort study of 585,928 participants from seven cohorts in ...

    • A population based validation study of self-reported pensions and benefits: the Nord-Trøndelag health study (HUNT) 

      Myrtveit, Solbjørg Makalani; Steinsland Ariansen, Anja Maria; Wilhelmsen, Ingvard; Krokstad, Steinar; Mykletun, Arnstein (Peer reviewed; Journal article, 2013-01-23)
      Background: Measures of disability pensions, sickness certification and long-term health related benefits are often self-reported in epidemiological studies. Few studies have examined these measures, and the validity is ...

    • Prevalence of, and work-related risk factors for, hand eczema in a Norwegian general population (The HUNT Study) 

      Vindenes, Hilde Kristin; Svanes, Cecilie; Lygre, Stein Håkon Låstad; Hollund, Bjørg Eli; Langhammer, Arnulf; Bertelsen, Randi Jacobsen (Peer reviewed; Journal article, 2017-10)
      Background: Chemical exposures at work and at home may cause hand eczema. However, this has been scarcely described for Norway. Objectives: To investigate the prevalence of, and occupational risk factors for, hand eczema ...

    • Prevalence, incidence and remission of urinary incontinence in women: longitudinal data from the Norwegian HUNT study (EPINCONT) 

      Ebbesen, Marit Helen; Hunskår, Steinar; Rørtveit, Guri; Hannestad, Yngvild Skåtun (Peer reviewed; Journal article, 2013-05-30)
      Background: To determine incidence and remission of UI as well as changes in UI prevalence in the Norwegian EPINCONT surveys. Methods: The EPINCONT surveys were conducted in the county of Nord-Trøndelag, Norway, as part ...

    • Risk factors for knee replacement due to primary osteoarthritis, a population based, prospective cohort study of 315,495 individuals 

      Apold, Hilde; Meyer, Haakon E.; Nordsletten, Lars; Furnes, Ove; Baste, Valborg; Flugsrud, Gunnar B. (Peer reviewed; Journal article, 2014-06-23)
      Background: Osteoarthritis (OA) of the knee is a common and disabling condition. We wanted to investigate the modifiable risk factors Body Mass Index (BMI) and physical activity, using knee replacement (KR) as a marker for ...

    • Self-rated health (SRH) in young people and causes of death and mortality in young adulthood. A prospective registry-based Norwegian HUNT-study 

      Vie, Tina Løkke; Hufthammer, Karl Ove; Meland, Eivind; Breidablik, Hans Johan (Peer reviewed; Journal article, 2019-01-23)
      Background: Self-rated health (SRH), which is frequently used in epidemiological research, has consistently been shown to be a strong predictor of morbidity and mortality, even after controlling for demographic, social and ...

    • Self-reported dry mouth in 50- to 80-year-old Swedes: Longitudinal and cross-sectional population studies 

      Johansson, Ann Katrin; Johansson, Anders; Unell, Lennart; Ekbäck, Gunnar; Ordell, Sven; Carlsson, Gunnar E (Peer reviewed; Journal article, 2019-08-23)
      Xerostomia is a common condition among elderly. The objectives were to examine prevalence, persistence, progression, yearly incidence of xerostomia, associated background factors and its influence on oral impacts on daily ...

    • Sensitivity and specificity of early screening for autism 

      Suren, Pål; Havdahl, Alexandra; Bresnahan, Michaeline; Hirtz, Deborah; Hornig, Mady; Lord, Catherine; Reichborn-Kjennerud, Ted; Schjølberg, Synnve; Øyen, Anne-Siri; Magnus, Per; Susser, Ezra; Lipkin, W. Ian; Stoltenberg, Camilla (Peer reviewed; Journal article, 2019)
      Background: Early identification and diagnosis is beneficial for children with autism spectrum disorder (ASD). Universal early screening is recommended by many experts, but disputed because evidence is limited, and sensitivity ...

    • Survival and death causes of patients with giant cell arteritis in Western Norway 1972-2012: a retrospective cohort study 

      Brekke, Lene Kristin; Fevang, Bjørg-Tilde Svanes; Diamantopoulos, Andreas P; Assmus, Jörg; Esperø, Elisabet Langseth; Gjesdal, Clara Gram (Peer reviewed; Journal article, 2019-06-25)
      Background: Our objective was to determine the survival and causes of death in a large and well-characterized cohort of patients with giant cell arteritis (GCA). Methods: This is a hospital-based, retrospective, observational ...

    • Temporal trends of β-haemolytic streptococcal osteoarticular infections in western Norway 

      Oppegaard, Oddvar; Skrede, Steinar; Mylvaganam, Haima; Kittang, Bård Reiakvam (Peer reviewed; Journal article, 2016-10-04)
      Background: Beta-haemolytic streptococci are important contributors to the global burden of osteoarticular infections (OAI). Knowledge on the disease traits specific for streptococcal OAI, however, remains scarce. We wished ...

    • Time trends and educational inequalities in out-of-hospital coronary deaths in Norway 1995-2009: A Cardiovascular Disease in Norway (CVDNOR) project 

      Sulo, Enxhela; Nygård, Ottar; Vollset, Stein Emil; Igland, Jannicke; Ebbing, Marta; Østbye, Truls; Jørgensen, Torben; Sulo, Gerhard; Tell, Grethe S. (Peer reviewed; Journal article, 2017-02)
      Background: Recent time trends and educational gradients characterizing out‐of‐hospital coronary deaths (OHCD) are poorly described. Methods and Results: We identified all deaths from coronary heart disease occurring outside ...

    • Toombak Use and Cigarette Smoking in the Sudan: Estimates of Prevalence in the Nile State 

      Idris, Ali M.; Ibrahim, Y. E.; Warnakulasuriya, K. A. A. Saman; Cooper, D. J.; Johnson, N. W.; Nilsen, Rune (Peer reviewed; Journal article, 1998-07)
      Background. Survey data on the prevalence of use of oral snuff (toombak) and cigarette consumption according to various demographic factors are needed in the Sudan. Methods. A house to house cross-sectional survey of a ...

    • Unexplained chronic liver disease in Ethiopia: a cross-sectional study 

      Orlien, Stian Magnus Staurung; Ismael, Nejib Yusuf; Ahmed, Tekabe Abdosh; Berhe, Nega; Lauritzen, Trine; Roald, Borghild; Goldin, Robert David; Stene-Johansen, Kathrine; Dyrhol-Riise, Anne Ma; Gundersen, Svein Gunnar; Morgan, Marsha Yvonne; Johannessen, Asgeir (Peer reviewed; Journal article, 2018-02-13)
      Background: Hepatitis B virus (HBV) infection is assumed to be the major cause of chronic liver disease (CLD) in sub-Saharan Africa. The contribution of other aetiological causes of CLD is less well documented and hence ...

    • Urban–Rural Differences in Hip Fracture Mortality: A Nationwide NOREPOS Study 

      Solbakken, Siri Marie; Magnus, Jeanette H.; Meyer, Haakon E; Dahl, Cecilie; Stigum, Hein; Søgaard, Anne-Johanne; Holvik, Kristin; Tell, Grethe S.; Emaus, Nina; Forsmo, Siri; Gjesdal, Clara Gram; Schei, Berit; Vestergaard, Peter; Omsland, Tone Kristin (Peer reviewed; Journal article, 2019-09-09)
      Higher hip fracture incidence in urban than in rural areas has been demonstrated, but urban–rural differences in posthip fracture mortality have been less investigated, and the results are disparate. Hence, the aims of the ...

    • Urinary incontinence during pregnancy 

      Wesnes, Stian Langeland; Rørtveit, Guri; Bø, Kari; Hunskår, Steinar (Peer reviewed; Journal article, 2007-04)
      Objectives: To investigate incidence and prevalence of urinary incontinence during pregnancy, and associated risk factors. Method: The data collection was conducted as part of the Norwegian Mother and Child Cohort Study ...