• The Argentinian mother-and-child contaminant study: a cross-sectional study among delivering women in the cities of Ushuaia and Salta 

      Økland, Inger; Odland, Jon Øyvind; Matiocevich, Silvinia; Alvarez, Marisa Viviana; Aarsland, Torbjørn; Nieboer, Evert; Hansen, Solrunn (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-08-28)
      Several ongoing international multidisciplinary projects have examined linkages between environmental chemicals and health. In contrast to Arctic regions, information for the Southern Hemisphere is scarce. Because of the inherent practice of pesticide utilisation and mismanagement, food security is potentially threatened. The most vulnerable period in human life occurs during pregnancy and early ...
    • Changes in detection of birth defects and perinatal mortality after introduction of prenatal ultrasound screening in the Kola Peninsula (North-West Russia): combination of two birth registries 

      Postoev, Vitaly Alexandrovich; Grjibovski, Andrej; Nieboer, Evert; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2015-11-23)
      Background: Prenatal diagnostics ultrasound was established in Russia in 2000 as a routine method of screening for birth defects. The aims of the current study were twofold: to assess changes in birth defects prevalence at birth and perinatal mortality after ultrasound screening was implemented and to estimate prenatal detection rates for congenital malformations in the city of Monchegorsk (Murmansk ...
    • Congenital anomalies in newborns to women employed in jobs with frequent exposure to organic solvents : a register-based prospective study 

      Vaktskjold, arild; Talykova, Ljudmila V; Nieboer, Evert (Journal article; Tidsskriftartikkel; Peer reviewed, 2011)
      597 women employed as painters, painter-plasterers or spoolers had 712 singleton births, whereof 31 (4.4%) were perinatally diagnosed with 37 malformations. Among the 10 561 newborns in the group classified as non-exposed, 397 (3.9%) had one or more malformations. The overall prevalence in the exposed group was 520/10 000 births [95% confidence limits (CL): 476, 564], and 436/10 000 births (95% CL: ...
    • Congenital anomalies of the kidney and the urinary tract: A murmansk county birth registry study 

      Postoev, Vitaly Alexandrovich; Grjibovski, Andrej; Kovalenko, Anton Alexandrovich; Anda, Erik Eik; Nieboer, Evert; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2016-02-02)
      BACKGROUND: Congenital anomalies of the kidney and the urinary tract (CAKUTs) are relatively common birth defects. The combined prevalence in Europe was 3.3 per 1000 in 2012. The risk factors for these anomalies are not clearly identified. The aims of our study were to calculate the birth prevalences of urinary malformations in Murmansk County during 2006 to 2011 and to investigate related prenatal ...
    • Do Cervical Cancer Patients Diagnosed with Opportunistic Screening Live Longer? An Arkhangelsk Cancer Registry Study 

      Roik, Elena Evgenievna; Nieboer, Evert; Kharkova, Olga Alexandrovna; Grjibovski, Andrej; Postoev, Vitaly Alexandrovich; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-11-26)
      The aim of the current study was to compare cervical cancer (СС) patients diagnosed with and without screening in terms of: (i) sociodemographic and clinical characteristics; (ii) factors associated with survival; and (iii), and levels of risk. A registry-based study was conducted using data from the Arkhangelsk Cancer Registry. It included women with newly diagnosed malignant neoplasm of the uterine ...
    • Effect of Smoking Behavior before and during Pregnancy on Selected Birth Outcomes among Singleton Full-Term Pregnancy: A Murmansk County Birth Registry Study 

      Kharkova, Olga Alexandrovna; Grjibovski, Andrej M; Krettek, Alexandra; Nieboer, Evert; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-08-02)
      The aim of our study was to assess associations between smoking behavior before and during pregnancy and selected adverse birth outcomes. This study is based on the Murmansk County Birth Registry (MCBR). Our study includes women who delivered a singleton pregnancy after 37 weeks of gestation (N = 44,486). Smoking information was self-reported and assessed at the first antenatal visit during pregnancy. ...
    • First-trimester smoking cessation in pregnancy did not increase the risk of preeclampsia/eclampsia: A Murmansk County Birth Registry study 

      Kharkova, Olga Alexandrovna; Grjibovski, Andrej M; Krettek, Alexandra; Nieboer, Evert; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-08-10)
      Although prior studies have shown that smoking reduces preeclampsia/eclampsia risk, the consequence of giving up this habit during pregnancy should be assessed. The aims of the current study were threefold: (i) describe maternal characteristics of women with preeclampsia/ eclampsia; (ii) examine a possible association between the number of cigarettes smoked daily during pregnancy and the development ...
    • The impacts of emission trends of POPs on human concentration dynamics: Lessons learned from a longitudinal study in Norway (1979-2007) 

      Nøst, Therese Haugdahl; Sandanger, Torkjel M; Nieboer, Evert; Odland, Jon Øyvind; Breivik, Knut (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-02-20)
      Background. In this short communication, our focus is on the relationship between human concentrations of select persistent organic pollutants (POPs) and environmental emissions. It is based on a longitudinal study (1979-2007) conducted in Norway. Objectives. Our aim was to extract general insights from observed and predicted temporal trends in human concentrations of 49 POPs to assist in the design ...
    • Knowledge about human papillomavirus and prevention of cervical cancer among women of Arkhangelsk, Northwest Russia 

      Roik, Elena Evgenievna; Sharashova, Ekaterina; Nieboer, Evert; Kharkova, Olga Alexandrovna; Postoev, Vitalij A.; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-12-13)
      <p><i>Background - </i>Knowledge about cervical cancer (CC) risk factors and benefits of CC prevention motivates women to participate in its screening. However, several studies show that there is a significant knowledge deficit worldwide about human papillomavirus (HPV). The current study explores the level of knowledge about HPV and CC prevention in the context of sociodemographic and behavioral ...
    • Maternal Risk Factors for Preterm Birth in Murmansk County, Russia: A Registry-Based Study 

      Usynina, Anna Alexandrovna; Postoev, Vitaly Alexandrovich; Grjibovski, Andrej; Krettek, Alexandra; Nieboer, Evert; Odland, Jon Øyvind; Anda, Erik Eik (Journal article; Tidsskriftartikkel; Peer reviewed, 2016)
      Background: Globally, about 11% of all liveborn infants are preterm. To date, data on prevalence and risk factors of preterm birth (PTB) in Russia are limited. The aims of this study were to estimate the prevalence of PTB in Murmansk County, Northwestern Russia and to investigate associations between PTB and selected maternal factors using the Murmansk County Birth Registry. Methods: We conducted ...
    • The Northern Norway mother-and-child contaminant cohort study: implementation, population characteristics and summary of dietary findings 

      Veyhe, Anna Sofia; Hansen, Solrunn; Sandanger, Torkjel Manning; Nieboer, Evert; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2012-05-28)
      <p><i>Objectives.</i> To describe the essential features of a new Northern Norway mother-and-child contaminant cohort study called MISA, including its rationale, content, implementation and selected findings (mostly dietary). <p><i>Study design. </i>Cross-sectional with longitudinal aspects. <p><i>Methods.</i> Five hundred and fifteen eligible women were enrolled in early pregnancy, with 391 ...
    • Occupational Medicine and Environmental Health in the Border Areas of Euro-Arctic Barents Region: A Review of 30-Year Russian–Norwegian Research Collaboration Outcomes 

      Chashchin, Valery; Gorbanev, Sergei; Thomassen, Yngvar; Nieboer, Evert; Ellingsen, Dag; Syurin, Sergei; Nikanov, Alaksandr; Chashchin, Max; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-05-30)
      This year marks 30 years of close collaboration between a consortium of institutions, namely, the Northwest Public Health Research Center, Saint-Petersburg (NWPHRC); the Institute of Community Medicine (ICM) of UiT (The Arctic University of Norway, Tromsø); the National Institute of Occupational Health (NIOH), Oslo; the University Hospital of Northern Norway (UNN) at Tromsø; and McMaster University ...
    • Persistent Organic Pollutants in Norwegian Men from 1979 to 2007: Intraindividual Changes, Age–Period–Cohort Effects, and Model Predictions 

      Nøst, Therese Haugdahl; Breivik, Knut; Fuskevåg, Ole-Martin; Nieboer, Evert; Odland, Jon Øyvind; Sandanger, Torkjel Manning (Journal article; Tidsskriftartikkel; Peer reviewed, 2013)
      Background: Longitudinal monitoring studies of persistent organic pollutants (POPs) in human populations are important to better understand changes with time and age, and for future predictions. Objectives: We sought to describe serum POP time trends on an individual level, investigate age–period–cohort effects, and compare predicted polychlorinated biphenyl (PCB) concentrations to measured values. ...
    • Premature cardiovascular mortality and alcohol consumption before death in Arkhangelsk, Russia : an analysis of a consecutive series of forensic autopsies 

      Sidorenkov, Oleg; Nilssen, Odd-Ragnar; Nieboer, Evert; Grjibovski, Andrej (Journal article; Tidsskriftartikkel, 2011)
      High CVD mortality among the middle-aged is a major cause of low life expectancy in Russia, especially among men. Hazardous alcohol consumption is suspected to be a powerful factor. All men (1099) and women (519) who died between 01.01.08 and 31.08.09 from cardiovascular disease at ages of 30-70 years in the city of Arkhangelsk, Northwest Russia, were included. CVD mortality was stratified by age, ...
    • Prevalence of birth defects in an Arctic Russian setting from 1973 to 2011: a register-based study 

      Postoev, Vitaly Alexandrovich; Nieboer, Evert; Grjibovski, Andrej; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2015-01-10)
      Background Birth defects (BD) constitute an important public health issue as they are the main cause of infant death. Their prevalence in Europe for 2008–2012 was 25.6 per 1000 newborns. To date, there are no population-based studies for the Russian Federation. The aim of the present study is to estimate the prevalence of BD, its forms, and changes over time in the Russian Arctic city of Monchegorsk ...
    • Prevalence of smoking before and during pregnancy and changes in this habit during pregnancy in Northwest Russia: a Murmansk county birth registry study 

      Kharkova, Olga Alexandrovna; Krettek, Alexandra; Grjibovski, Andrej; Nieboer, Evert; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2016-03-08)
      BACKGROUND Smoking during pregnancy leads to adverse maternal and birth outcomes. However, the prevalence of smoking among women in Russia has increased from < 5 % in the 1980s to > 20 % in the 2000s. We conducted a registry-based study in Murmansk County, Northwest Russia. Our aims were twofold: (i) assess the prevalence of smoking before and during pregnancy; and (ii) examine the socio-demographic ...
    • Repeated measurements of per- and polyfluoroalkyl substances (PFASs) from 1979 to 2007 in males from Northern Norway: Assessing time trends, compound correlations and relations to age/birth cohort 

      Nøst, Therese Haugdahl; Vestergren, Robin; Berg, Vivian; Nieboer, Evert; Sandanger, Torkjel M (Journal article; Tidsskriftartikkel; Peer reviewed, 2014-06)
      <p><i>Background</i> Longitudinal biomonitoring studies can provide unique information on how human concentrations change over time, but have so far not been conducted for per- and polyfluoroalkyl substances (PFASs) in a background exposed population.</p> <p> <i>Objectives</i> The objectives of this study were to determine: i) serum PFAS time trends on an individual level; ii) relative ...
    • Risk Factors for hypospadias in Northwest Russia: A Murmansk County Birth Registry Study 

      Kovalenko, Anton Alexandrovich; Brenn, Tormod; Odland, Jon Øyvind; Nieboer, Evert; Krettek, Alexandra; Anda, Erik Eik (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-04-04)
      <i>Background</i> - Hypospadias is the most common congenital anomaly of the penis, but its causes are mainly unknown. Of the risk factors identified, the most plausible are hormonal and genetic. The aim of this study was to identify risk factors for hypospadias in Northwest Russia based on registry data.<p> <p><i>Methods</i> - The study population included male infants registered in the Murmansk ...
    • Risk Factors for Ventricular Septal Defects in Murmansk County, Russia: A Registry-Based Study 

      Kovalenko, Anton Alexandrovich; Anda, Erik Eik; Odland, Jon Øyvind; Nieboer, Evert; Brenn, Tormod; Krettek, Alexandra (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-06-24)
      Cardiovascular malformations are one of the most common birth defects among newborns and constitute a leading cause of perinatal and infant mortality. Although some risk factors are recognized, the causes of cardiovascular malformations (CVMs) remain largely unknown. In this study, we aim to identify risk factors for ventricular septal defects (VSDs) in Northwest Russia. The study population ...
    • Sociodemographic characteristics, sexual behaviour and knowledge about cervical cancer prevention as risk factors for high-risk human papillomavirus infection in Arkhangelsk, North-West Russia 

      Roik, Elena Evgenievna; Sharashova, Ekaterina; Kharkova, Olga Alexandrovna; Nieboer, Evert; Postoev, Vitaly Alexandrovich; Odland, Jon Øyvind (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-07-24)
      While sociodemographic predictors of cervical cancer (CC) are well understood, predictors of high-risk (HR) human papillomavirus (HPV) infection have not been fully elucidated. This study explored the HR-HPV infection positivity in relation to sociodemographic, sexual behavior characteristics and knowledge about HPV and CC prevention among women who visited the Arkhangelsk clinical maternity hospital ...