Arctic Health Research

Arktisk helseforskning

Arctic Health Research

The group was ended 30.11.2023. This web page reflects the status of members and activities at that point of time. However, some updates may still be provided.

The group was established in 2010 and has members in various positions and PhD-students. 
The activities comprise largely:

Latest web page update: 23.01.2024





Northern State Medical University (NSMU) in Arkhangelsk and our research group at UiT run a joint PhD program. Students are taken up at UiT and take courses and have at least one supervisor at UiT. Students have working office and spend their normal time at NSMU. Press the button below to see and link to the students, supervisors, projects, thesis and papers.


 Students (starting date - disputation date, in case of completed )


Ekaterina Sharashova

(1.11.2012 - 10.02.2017) At UiT through a 4-year UiT recruiting grant

Decline in resting heart rate, its association with other variables, and its role in cardiovascular disease The Tromsø Study


Anton Kovalenko

(1.12.2012 - 12.11.2018) UiT Rector strategic funding

Epidemiology and new opportunities of investigating risk factors for congenital malformations in Northwest Russia: a registry-based linkage study


Anna Usynina

(1.12.2012 - 08.02.2017) UiT Rector strategic funding

Risk factors of adverse pregnancy outcomes: opportunities and perspectives of a birth registry-based study


Yury Sumarokov

(1.12.2012 - 25.10.2016)  UiT Rector strategic funding

Suicides in the Nenets Autonomous Okrug, Russia


Vitaly Postoev

(1.1.2014 - 18.11.2016) UiT Rector strategic funding

Using medical birth registries in the Kola Peninsula for birth defects surveillance and investigation of their risk factors

Olga Kharkova

(1.9.2014 - 6.4.2018) UiT Rector strategic funding

Changes in smoking behavior during pregnancy: prevalence and effect on selected adverse pregnancy and birth outcomes. The Murmansk County Birth Registry study


Elena Roik

 (1.9.2014 25.01.2019) UiT Rector strategic funding

Epidemiology of cervical cancer and high risk of HPV infection with a focus on Arkhangelsk City and County, Northwest Russia

Sergej Drachev

(1.2.2015 - 29.03.2019) UiT Rector strategic funding

Oral health in Russian young adults: A study on determinants of dental health, dental anxiety, and oral health-related quality of life in medical and dental students in North-West Russia

Tatiana Unguryanu

(1.10.2017 - 25.02.2022) UiT Rector strategic funding

Evidence basis for injury prevention in Northwestern Russia: a study from the Population-based Shenkursk Injury Registry Study


Kamila Kholmatova

(1.7.2018) NSMU funding - OC from UiT

Determinants and consequences of obesity in Russia and Norway


Ekaterina Krieger

(01.08.2021 - 31.07.2025) NSMU funding - OC from UiT

Predictors of the COVID-19 morbidity, severity and morbidity in Arkhangelsk, Russia in 2020-2021


Nikita Mitkin

(1.1.2022 - 31.12.2025) NSMU funding - OC from UiT

Use of electronic health records to study health effects of alcohol
in Arkhangelsk, Russia


Supervisors (student(s), *main supervisor)

Tormod Brenn (Ekaterina Sharashova*, Anton Kovalenko, Yury Sumarokov, Sergej Drachev, Nikita Mitkin)

Erik Anda (Anton Kovalenko*, Anna Usynina*)

Andrej Grjibovski (Anna Usynina, Vitaly Postoev, Olga Kharkova, Tatiana Unguryanu)

Alexandra Krettek (Anna Usynina*, Anton Kovalenko*, Kamila Kholmatova)

Odd Nilssen (Yury Sumarokov*)

Alexander Kudryavtsev (Yury Sumarokov, Tatiana Unguryanu*. Kamila Kholmatova*, Nikita Mitkin*, Ekaterina Krieger)

Jon Øyvind Odland (Vitaly Postoev*, Olga Kharkova*, Elena Roik*, Anna Usynina, Anton Kovalenko)

Babill Stray-Pedersen (Elena Roik)

Tordis Trovik (Sergej Drachev*, Tatiana Unguryanu)

David Leon (Kamila Kholmatova, Nikita Mitkin)

Vitaly Postoev (Ekaterina Krieger*)

Ekaterina Sharashova (Ekaterina Krieger)

Tatiana Unguryanu (Nikita Mitkin)


ARKTROPP student publications

Listed here are papers in PhD thesis only, other papers before, during or after PhD are not included


1. Sumarokov Y, Brenn T, Kudryavtsev A, Nilssen O. Suicides in the indigenous and non-indigenous populations in the Nenets Autonomous Okrug, Northwestern Russia, and associated socio-demographic characteristics. Int J Circumpolar Health 2014; 73: 24308



2. Postoev V, Nieboer E, Grjibovski A, Odland J Ø. Prevalence of birth defects in an Arctic Russian setting from 1973 to 2011: a register-based study. Reproductive Health 2015;12:3

3. Sharashova E, Wilsgaard T, Brenn T. Resting heart rate on the decline: the Tromsø Study 1986–2007 Int J Epidemiol 2015; doi:10.1093/ije/dyv061

4. Sumarokov Y, Brenn T, Kudryavtsev A, Nilssen O. Variations in suicide method and in suicide occurrence by season and day of the week in Russia and the Nenets Autonomous Okrug, Northwestern Russia: a retrospective population-based mortality study. BMC Psychiatry 2015;15:224

5. Postoev V, Grjibovski A, Nieboer E, Odland JØ. 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. BMC Pregnancy Childb 2015;15:308



6. Postoev V, Grjibovski AM, Kovalenko AA, Anda EE, Nieboer E, Odland JO. Congenital anomalies of the kidney and the urinary tract: A Murmansk County birth registry study. Birth Defects Res A 2016, 106(3):185-93 

7. Sharashova EWilsgaard T, Mathiesen EB, Løchen M-L, Njølstad I, Brenn T. Resting heart rate predicts incident myocardial infarction, atrial fibrillation, ischaemic stroke and death in the general population: The Tromsø Study. Int J Epidemiol Comm Health 2016, 70(9):

8. Usynina AA, Postoev VA, Grjibovski AM, Krettek A, Nieboer E, Odland JØ, Anda EE. Maternal risk factors for preterm birth in Murmansk County, Russia: a registry-based study. Paediatr Perinat Ep 2016, 30:462-72

9. Usynina AA, Grjibovski AM, Odland JØ, Krettek A. Social correlates of term small for gestational age babies in a Russian Arctic setting. Int J Circumpolar Health 2016, 75: 32883

10. Sumarokov YA, Brenn T, Kudryavtsev AV, Sidorenkov O, Nilssen O. Alcohol and suicide in the Nenets Autonomous Okrug and Arkhangelsk Oblast, Russia. Int J Circumpolar Health 2016, 75: 30965 -

11. Kharkova OA, Krettek A, Grjibovski AM, Nieboer E, Odland JØ. Prevalence of smoking before and during pregnancy and changes in this habit during pregnancy in Northwest Russia: a Murmansk county birth registry study.  Reprod Health 2016, 13:18. DOI 10.1186/s12978-016-0144-x


12. Usynina AA, Grjibovski AM, Krettek A, Odland JØ, Kudryavtsev AV, Anda EE. Risk factors for perinatal mortality in Murmansk County, Russia: a registry-based study, Global Health Action 2017, 10:1, 1270536, DOI: 10.1080/16549716.2017.1270536

13. Sharashova E, Wilsgaard T, Løchen M-L, Mathiesen EB, Njølstad I, Brenn T. Resting heart rate trajectories and myocardial infarction, atrial fibrillation, ischaemic stroke and death in the general population: The Tromsø Study. Eur J Preventive Cardiology 2017, 24;7 748-59. DOI: 10.1177/2047487316688983

14. Kharkova OA, Grjibovski AM, Krettek A, Nieboer E, Odland JØ. First-trimester smoking cessation in pregnancy did not increase the risk of preeclampsia/eclampsia: A Murmansk County Birth Registry study. PLoS ONE 2017, 12(8): e0179354.

15. Kharkova OA, Grjibovski AM, Krettek A, Nieboer E, Odland JØ. Effect of Smoking Behavior before and during Pregnancy on Selected Birth Outcomes among Singleton Full-Term Pregnancy: A Murmansk County Birth Registry Study Int J Environ Res Public Health 2017;14(8):867;

16. Kovalenko AA, Brenn T, Odland JØ, Nieboer E, Krettek A, Anda EE. Under-reporting of major birth defects in Northwest Russia: a registry-based study. Int J Circumpolar Health 2017, 76:1, 1366785, DOI: 10.1080/22423982.2017.1366785

17. Roik EE, Nieboer E, Kharkova OA, Grjibovski AM, Postoev VA, Odland JØ. Do Cervical Cancer Patients Diagnosed With Opportunistic Screening Live Longer? An Arkhangelsk Cancer Registry Study. Int J Environ Res Public Health 2017;14:1500.  doi:10.3390/ijerph14121500 

18. Drachev SN, Brenn T, Trovik TA. Dental caries experience and determinants in young adults of the Northern State Medical University, Arkhangelsk, North-West Russia: a cross-sectional study. BMC Oral Health 2017 17:136 DOI 10.1186/s12903-017-0426-x

19. Roik EE, Sharashova EE, Nieboer E, Kharkova OA, Postoev VA, Odland JØ. Knowledge about human papillomavirus and prevention of cervical cancer among women of Arkhangelsk, Northwest Russia. PLoS ONE  2017;12:1e0189534.



20. Drachev SN, Brenn T, Trovik TA. Prevalence of and factors associated with dental anxiety among medical and dental students of the Northern State Medical University, Arkhangelsk, North-West Russia. Int J Circumpolar Health 2018;77:1, 1454786, DOI: 10.1080/22423982.2018.1454786

21. Drachev SN, Brenn T, Trovik TA. Oral health-related quality of life in young adults: A survey of Russian undergraduate students. Int J Environ Res Public Health 2018;15 (4):719 doi:10.3390/ijerph15040719

22. Kovalenko AA, Anda EE, Odland JØ, Nieboer E, Brenn T, Krettek A. Risk factors for ventricular septal defects in Murmansk County, Russia: A registry-based study. Int J Environ Res Public Health 2018;15(7):1320;

23. Roik E, Sharashova E, Kharkova O, Nieboer E, Postoev V, Odland JØ. Sociodemographic characteristics, sexual behaviour and knowledge about cervical cancer prevention as risk factors for high-risk human papillomavirus infection in Arkhangelsk, North-West Russia. Int J Circumpolar Health 2018 77:1, 1498681 DOI: 10.1080/22423982.2018.1498681



24. Kovalenko AA, Brenn T, Odland JØ, Nieboer E, Krettek A, Anda EE. Risk factors for hypospadias in Northwest Russia: A Murmansk County Birth Registry Study. PLoS ONE 2019 14(4): e0214213.

25. Unguryanu TNGrjibovski AM, Trovik TAYtterstad B, Kudryavtsev AV. Injury registration for primary prevention in a provincial Russian region: setting up a new trauma registry. Scand J Trauma Resus 2019 27:47



26.Unguryanu TN, Grjibovski AM, Trovik TA, Ytterstad B, Kudryavtsev AV. Mechanisms of accidental fall injuries and involved injury factors: a registry-based study. Inj Epidemiol. 7, 8 (2020).

27. Unguryanu TN, Grjibovski AM, Trovik TA, Ytterstad B, Kudryavtsev AV. Weather Conditions and Outdoor Fall Injuries in Northwestern Russia. Int J Environ Res Public Health 17(17):6096; DOI:10.3390/ijerph17176096.



28. Kholmatova K, Krettek A, Leon DA, Malyutina S, Cook S, Hopstock LA, Løvsletten O, Kudryavtsev AV. Obesity prevalence and associated socio-demographic characteristics and health behaviors in Russia and Norway. Int J Environ Res Public Health 2022;19:9428.



29. Krieger E, Sharashova E, Kudryavtsev AV, Samodova O, Kontsevaya A, Brenn T, Postoev V. COVID-19: seroprevalence and adherence to preventive measures in Arkhangelsk, Northwest Russia. Infect Dis (Lond) 2023;55(5):316-327. doi: 10.1080/23744235.2023.2179660. Epub 2023 Mar 15. PMID: 36919829.

30. Mitkin NA, Unguryanu TN, Malyutina S, Kudryavtsev AV. Association between alcohol consumption and body composition in Russian adults and patients treated for alcohol-related disorders: The Know Your Heart Cross-Sectional Study. Int J Environ Res Public Health 2023;20(4):2905. doi: 10.3390/ijerph20042905. PMID: 36833602; PMCID: PMC9957482.

31. Mitkin NA, Kirilkin GE, Unguryanu TN, Malyutina S, Cook S, Kudryavtsev AV. The relationship between physical performance and alcohol consumption levels in Russian adults. Sci Rep 2024;14(1):1417. doi: 10.1038/s41598-024-51962-3. PMID: 38228702; PMCID: PMC10792008.

Forskningsgruppen Arktisk helseforskning

Forskningsgruppen Arktisk helseforskning har i stor grad engasjert seg i forskning og utvikling i Nord-vest Russland. Gruppen er internasjonal og benytter engelsk som sitt felles språk.


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