Spedbarn skal sove på rygg – en epidemiologisk suksesshistorie. 
Denne side opp – om krybbedødsepidemien i Norge (Sudden infant death syndrome and sleeping position)
Permanent Exhibition Worldviews - Knowledge that shapers society "Verdsbilete", at  University Museum of Bergen, Natural History, 2019

Leader of the Heart Foundation's council at the University of Bergen

 

Epidemiologic principles and methods at PhD and Master levels, Course leader and teaching
Counting every child, Bergen Summer Research School 2023, Course leader and teaching
Preventive Medicine, Course leader and teaching
Cardiac Genetics, teaching

Academic article

• Kari Klungsøyr. Melve; HK Gjessing; Rolv Skjærven et al. (2000). Infant's length at birth: an independent effect on perinatal mortality. (external link)
• Nina Øyen; Gry Poulsen; Heather A. Boyd et al. (2009). Recurrence of Congenital Heart Defects in Families. (external link)
• Nina Øyen; Rolv Skjaerven; Ruth E Little et al. (1995). Fetal growth retardation in sudden infant death syndrome (SIDS) infants and their siblings. (external link)
• Nina Øyen; Lorentz Irgens; Rolv Skjaerven et al. (1994). Secular trends of sudden infant death syndrome in Norway, 1967-1988. Application of a method of case identification to Norwegian registry data. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjaerven et al. (1997). Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS Study. (external link)
• Nina Øyen; Mattis F. Ranthe; Lisbeth Carstensen et al. (2012). Familial Aggregation of Lone Atrial Fibrillation in Young Persons. (external link)
• Rolv Skjærven; Allen J. Wilcox; Nina Øyen et al. (1997). Mothers' birth weight and survival of their offspring, population based study. (external link)
• Nina Strømsvik; Målfrid Råheim; Nina Øyen et al. (2010). Stigmatization and Male Identity: Norwegian Males' Experience after Identification as BRCA1/2 Mutation Carriers. (external link)
• L.M. Irgens; Nina Øyen; R. Skjærven (1993). Recurrence of sudden infant death syndrome among siblings. (external link)
• Nina Øyen; Ottar Nygård; Jannicke Igland et al. (2008). Sykehusinnleggelser for hjerte- og karsykdom i Helse Vest i perioden 1992-2001. (external link)
• B. Alm; J. Milerad; G. Wennergren et al. (1998). A case-control study of smoking and sudden infant death syndrome in the Scandinavian countries, 1992 to 1995. (external link)
• Elisabeth Leirgul; Trude Gildestad; Roy Miodini Nilsen et al. (2015). Periconceptional folic acid supplementation and infant risk of congenital heart defects in Norway 1999-2009. (external link)
• Trude Gildestad; Nina Øyen; Kari Klungsøyr et al. (2016). Maternal use of folic acid supplements and infant risk of neural tube defects in Norway 1999-2013. (external link)
• Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (2003). Circadian variations in sudden infant death syndrome: associations with maternal smoking, sleeping position and infections. The Nordic Epidemiological SIDS Study. (external link)
• Amalie Bøggild Schmidt; Marie Lund; Giulia Corn et al. (2020). Oral corticosteroids during pregnancy and offspring risk of congenital heart defects: a nationwide cohort study. (external link)
• G. Wennergren; B. Alm; Nina Øyen et al. (1997). The decline in the incidence of SIDS in Scandinavia and its relation to risk-intervention campaigns. (external link)
• Martha Gunn Eide; Nina Øyen; Rolv Skjærven et al. (2005). Breech delivery and intelligence: A Population-Based Study of 8,738 breech infants. (external link)
• Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
• J. J. Schellscheidt; Nina Øyen; G. Jorch (1997). Interactions between maternal smoking and other prenatal risk factors for sudden infant death syndrome (SIDS) in Germany. (external link)
• B. Alm; J. Milerad; G. Wennergren et al. (1998). A case-control study of smoking and sudden infant death syndrome in the Scandinavian countries, 1992-1995. The Nordic Epidemiological SIDS Study. (external link)
• Kristoffer Brodwall; Gottfried Greve; Elisabeth Leirgul et al. (2018). The five-year survival of children with Down syndrome in Norway 1994-2009 differed by associated congenital heart defects and extracardiac malformations. (external link)
• B. Alm; J. Milerad; G. Wennergren et al. (1998). A case-control study of smoking and sudden infant death syndrome in the Scandinavian countries, 1992 to 1995. (external link)
• Martha Gunn Eide; Rolv Skjærven; Lorentz Irgens et al. (2006). Associations of birth defects with adult intellectual performance, disability and mortality: Population-based cohort study. (external link)
• Kristoffer Brodwall; Gottfried Greve; Elisabeth Leirgul et al. (2017). Recurrence of congenital heart defects among siblings - a nationwide study. (external link)
• Knut Rasmus Kyvik; G. Brattebø; Ole-Bjørn Tysnes et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Martha Gunn Eide; Nina Øyen; Rolv Skjærven et al. (2005). Breech delivery and intelligence: A population-based study of 8,738 breech infants. (external link)
• Nina Øyen; Rolv Skjaerven; Lorentz Irgens (1996). Population-based recurrence risk of sudden infant death syndrome (SIDS), compared with other infant and fetal deaths. (external link)
• Marit Sandberg; Tatiana Fomina; Ferenc Macsali et al. (2024). Preeclampsia and neonatal outcomes in pregnancies with maternal congenital heart disease: A nationwide cohort study from Norway. (external link)
• Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
• Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
• Nina Øyen; B. Haglund; R. Skjærven et al. (1997). Maternal smoking, birthweight and gestational age in sudden infant death syndrome (SIDS) babies and their surviving siblings. (external link)
• Jan Helge Seglem Mortensen; Nina Øyen; Tatiana Fomina et al. (2015). Supplemental folic acid in pregnancy and maternal cancer risk. (external link)
• Jonas Ghouse; Magdalena Hansson; Ruth Ottilia B. Vøgg et al. (2024). Maternal Diabetes and Cardiac Left Ventricular Structure and Function in the Infant: A Copenhagen Baby Heart Study. (external link)
• Anne Kjersti Daltveit; L. M. Irgens; Nina Øyen et al. (1998). Sociodemographic risk factors for sudden infant death syndrome: associations with other risk factors. (external link)
• Kari Klungsøyr. Melve; Rolv Skjærven; Håkon K. Gjessing et al. (1999). Recurrence of gestational age in sibships: Implications for perinatal mortality. (external link)
• M Christiansen; N Tonder; LA Larsen et al. (2005). Mutations in the HERG K+-Ion channel: A novel link between long QT syndrome and sudden infant death syndrome. (external link)
• Nina Øyen; Rolv Skjærven; Lorentz M. Irgens (1996). Population-based recurrence risk of sudden infant death syndrome (SIDS), compared with other infant and fetal deaths. (external link)
• Anniken Hamang; Geir Egil Eide; Berit Rokne et al. (2012). Predictors of Heart-Focused Anxiety in Patients Undergoing Genetic Investigation and Counseling of Long QT Syndrome or Hypertrophic Cardiomyopathy: A One Year Follow-up. (external link)
• Jan Helge Seglem Mortensen; Nina Øyen; Roy Miodini Nilsen et al. (2018). Paternal characteristics associated with maternal periconceptional use of folic acid supplementation. (external link)
• Mattis F. Ranthe; Lisbeth Carstensen; Nina Øyen et al. (2015). Risk of cardiomyopathy in younger persons with a family history of death from cardiomyopathy: A nationwide family study in a cohort of 3.9 million persons. (external link)
• Rolv Skjærven; Allen J. Wilcox; Nina Øyen et al. (1997). Mothers' birth weight and survival of their offspring, population based study. (external link)
• Anders Husby; Jan Wohlfahrt; Nina Øyen et al. (2018). Pregnancy duration and breast cancer risk. (external link)
• Jarle Jortveit; Leif Torvald Eskedal; Asle Hirth et al. (2016). Sudden unexpected death in children with congenital heart defects. (external link)
• Jarle Jortveit; Nina Øyen; Elisabeth Leirgul et al. (2016). Trends in Mortality of Congenital Heart Defects. (external link)
• Marit Sandberg; Nina Øyen; Tatiana Fomina et al. (2025). Congenital heart disease in men of reproductive age: Nationwide cohort studies of prevalence, male fertility, and birth outcomes in offspring. (external link)
• Nina Øyen; Heather A. Boyd; Lisbeth Carstensen et al. (2022). Risk of Congenital Heart Defects in Offspring of Affected Mothers and Fathers. (external link)
• Marit Sandberg; Tatiana Fomina; Ferenc Macsali et al. (2024). Time trends and birth rates in women with congenital heart disease; a nationwide cohort study from Norway 1994–2014. (external link)
• Elisabeth Leirgul; Tatiana Fomina; Kristoffer Brodwall et al. (2014). Birth prevalence of congenital heart defects in Norway 1994-2009 - A nationwide study. (external link)
• Heather Allison Boyd; Saima Basit; Ida Behrens et al. (2017). Association between fetal congenital heart Defects and maternal risk of hypertensive disorders of pregnancy in the same pregnancy and across pregnancies. (external link)
• J. J. Schellscheidt; Nina Øyen; G. Jorch (1997). Interactions between maternal smoking and other prenatal risk factors for sudden infant death syndrome (SIDS) in Germany. (external link)
• Jarle Jortveit; Elisabeth Leirgul; Leif Torvald Eskedal et al. (2016). Mortality and complications in 3495 children with isolated ventricular septal defects. (external link)
• Amalie Schmidt; Marie Lund; Giulia Corn et al. (2020). Dietary glycemic index and glycemic load during pregnancy and offspring risk of congenital heart defects: A prospective cohort study. (external link)
• Nina Øyen; L. M. Irgens; R. Skjærven et al. (1994). Secular trends of sudden infant death syndrome in Norway, 1967-1988. Application of a method of case identification to Norwegian registry data. (external link)
• Nina Øyen; Stein Emil Vollset; Martha Gunn Eide et al. (2007). Maternal epilepsy and offsprings' adult intelligence: A population-based study from Norway. (external link)
• Nina Øyen; LM Irgens; Rolv Skjærven et al. (1994). Secular trends of sudden infant death syndrome in Norway, 1967 to 1988: application of a method of case identification to Norwegian registry data. (external link)
• B. Espehaug; Anne Kjersti Daltveit; Stein Emil Vollset et al. (1994). Infant survival in Norway and Sweden 1985-88. (external link)
• Nina Øyen; L. M. Irgens; R. Skjærven et al. (1994). Secular trends of sudden infant death syndrome in Norway, 1967-1988. Application of a method of case identification to Norwegian registry data. (external link)
• Trude Gildestad; Tone Bjørge; Stein Emil Vollset et al. (2015). Folic acid supplements and risk of oral clefts in the newborn: A population-based study.. (external link)
• Valborg Baste; Bente Elisabeth Moen; Trond Riise et al. (2008). Infertility and Spontaneous Abortion Among Female Hairdressers: The Hordaland Health Study. (external link)
• Thomas Clausen; T. Krzysztof Burski; Nina Øyen et al. (2005). Maternal anthropometric and metabolic factors in the first half of pregnancy and risk of neonatal macrosomia in term pregnancies. A prospective study. (external link)
• Martha Gunn Eide; Nina Øyen; Rolv Skjaerven et al. (2007). Associations of birth size, gestational age, and adult size with intellectual performance: Evidence from a cohort of Norwegian men. (external link)
• L. M. Irgens; Nina Øyen (1993). The epidemiological definition of sudden infant death syndrome. (external link)
• Bernt Alm; G Wennergren; G Norvenius et al. (1999). Caffeine and alcohol as risk factors for sudden infant death syndrome. (external link)
• Nina Øyen; Rolv Skjærven; Allen J. Wilcox et al. (1995). Fetal growth retardation in sudden infant death syndrome (SIDS) infants and their siblings. (external link)
• Martha Gunn Eide; Nina Øyen; Rolv Skjærven et al. (2007). Associations of birth size, gestational age, and adult size with intellectual performance: evidence from a cohort of Norwegian men. (external link)
• Nina Øyen; L. M. Irgens; R. Skjærven et al. (1994). Secular trends of sudden infant death syndrome in Norway 1967-88: Application of a method of case identification to Norwegian registry data. (external link)
• Martha Gunn Eide; Nina Øyen; Rolv Skjærven et al. (2005). Size at birth and gestational age as predictors of adult height and weight. (external link)
• Anniken Hamang; Geir Egil Eide; Karin Nordin et al. (2010). Health status in patients at risk of inherited arrhythmias and sudden unexpected death compared to the general population. (external link)
• G. Wennergren; B. Alm; Nina Øyen et al. (1997). The decline in the incidence of SIDS in Scandinavia and its relation to risk-intervention campaigns. (external link)
• L. M. Irgens; Nina Øyen; R. Skjærven (1993). Recurrence of sudden infant death syndrome among siblings. (external link)
• Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (1998). Sociodemographic risk factors for Sudden Infant Death Syndrome: associations with other risk factors. The Nordic Epidemiological SIDS Study. (external link)
• G Brattebø; T Wisborg; Nina Øyen (1995). Using newly deceased patients in teaching procedures. (external link)
• Elisabeth Leirgul; Tatiana Fomina; Gottfried Greve et al. (2025). Trends in Birth Prevalence of Congenital Heart Defects in Norway—A Population Study 1994–2014. (external link)
• B Alm; SG Norvenius; G. Wennergen et al. (2001). Changes in the epidemiology of sudden infant death syndrome in Sweden 1973-1996. (external link)
• Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (2003). Circadian variations in sudden infant death syndrome: associations with maternal smoking, sleeping position and infections. The Nordic Epidemiological SIDS Study. (external link)
• Janice Andersen; Nina Øyen; Cathrine Bjorvatn et al. (2008). Living with Long QT Syndrome: A Qualitative Study of Coping with Increased Risk of Sudden Cardiac Death. (external link)
• Knut Rasmus Kyvik; Ole-Bjørn Tysnes; G. Brattebø et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Nina Øyen; Rolv Skjærven; Lorentz M. Irgens (1996). Population-based recurrence risk of sudden infant death syndrome (SIDS), compared with other infant and fetal deaths. (external link)
• Karin Helweg-Larsen; J Banner Lundemose; Nina Øyen et al. (1999). Interactions of infectious symptoms and modifiable risk factors in sudden infant death syndrome. The Nordic Epidemiological SIDS study. (external link)
• Nina Øyen; Rolv Skjærven; Lorentz M. Irgens (1996). Population-based recurrence risk of sudden infant death syndrome (SIDS), compared with other infant and fetal deaths. (external link)
• Bernt Alm; SG Norvenius; G Wennergren et al. (2001). Changes in the epidemiology of sudden infant death syndrome in Sweden 1973-1996. (external link)
• Torunn Clausen; Nina Øyen; Tore Henriksen (2006). Pregnancy complications by overweight and residential area. A prospective study of an urban Norwegian cohort. (external link)
• Martha Gunn Eide; Nina Øyen; Rolv Skjærven et al. (2005). Predictors of adult height and weight - a population based study of 348,706 male conscripts in Norway, 1967-99. (external link)
• Gerhard Sulo; Jannicke Igland; Stein Emil Vollset et al. (2013). Cardiovascular disease and diabetes mellitus in Norway during 1994 -2009: CVDNOR - nationwide research project. (external link)
• Camilla Krogh; Thea Kølsen Fischer; Line Skotte et al. (2010). Familial Aggregation and Heritability of Pyloric Stenosis. (external link)
• Kari Klungsøyr Melve; Rolv Skjærven; Nina Øyen (2002). Families with a perinatal death: is there an association between the loss and the birthweight of surviving siblings?. (external link)
• Nina Øyen; L. M. Irgens; R. Skjærven et al. (1994). Secular trends of sudden infant death syndrome in Norway, 1967-1988. Application of a method of case identification to Norwegian registry data. (external link)
• Anne Kjersti Daltveit; L. M. Irgens; Nina Øyen et al. (1997). Social risk factors for sudden infant death syndrome (SIDS) and their interactions with other major risk factors for SIDS. (external link)
• Kari Klungsøyr Melve; Håkon K Gjessing; Rolv Skjærven et al. (2000). Infant's length at birth: an independent effect on perinatal mortality. (external link)
• L.M. Irgens; Nina Øyen (1993). The epidemiological definition of sudden infant death syndrom. (external link)
• Marit Sandberg; Tatiana Fomina; Ferenc Macsali et al. (2025). Labor onset and delivery mode in women with congenital heart disease—A nationwide cohort study. (external link)
• Nina Øyen; Rolv Skjærven; Allen J. Wilcox et al. (1995). Fetal growth retardation in sudden infant death syndrome (SIDS) infants and their siblings. (external link)
• Jan Helge Seglem Mortensen; Nina Øyen; Tatiana Fomina et al. (2016). Supplemental folic acid in pregnancy and childhood cancer risk. (external link)
• Knut Rasmus Kyvik; G. Brattebø; Ole-Bjørn Tysnes et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Anniken Hamang; Geir Egil Eide; Berit Rokne et al. (2011). General anxiety, depression,and physical health in relation to symptoms of heart-focused anxiety- a cross sectional study among patients living with the risk of serious arrhythmias and sudden cardiac death. (external link)
• Nina Øyen; Gry Poulsen; Heather A. Boyd et al. (2009). National time trends in congenital heart defects, Denmark, 1977-2005. (external link)
• Rolv Skjærven; Allen J. Wilcox; Nina Øyen et al. (1997). Mothers' birth weight and survival of their offspring, population based study. (external link)
• Nina Øyen; Heather A. Boyd; Jan Wohlfahrt et al. (2009). Familial recurrence of midline birth defects - A nationwide Danish cohort study. (external link)
• Anne Kjersti Daltveit; Lorentz M Irgens; Nina Øyen et al. (1998). Sociodemographic risk factors for sudden infant death syndrome: associations with other risk factors. The Nordic Epidemiological SIDS Study. (external link)
• Knut Rasmus Kyvik; G. Brattebø; Ole-Bjørn Tysnes et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Nina Øyen; R. Skjærven; Allen J. Wilcox et al. (1995). Fetal growth retardation in sudden infant death syndrome (SIDS) infants and their siblings. (external link)
• Knut Rasmus Kyvik; G. Brattebø; Ole-Bjørn Tysnes et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Cathrine Bjorvatn; Geir Egil Eide; Berit Rokne Hanestad et al. (2007). Risk perception, worry and satisfaction related to genetic counseling for hereditary cancer. (external link)
• Nina Øyen; Heather A. Boyd; Gry Poulsen et al. (2009). The Clustering of Premature Deaths in Families. (external link)
• B. Espehaug; Anne Kjersti Daltveit; Stein Emil Vollset et al. (1994). Infant survival in Norway and Sweden 1985-88. (external link)
• Nina Øyen; Gry Poulsen; Jan Wohlfahrt et al. (2010). Recurrence of discordant congenital heart defects in families. (external link)
• Anthony J. Griswold; Dequiong Ma; Stephanie J. Sacharow et al. (2011). A De Novo 1.5 Mb Microdeletion on Chromosome 14q23.2-23.3 in a Patient With Autism and Spherocytosis. (external link)
• Maria Teresa Grønning Dale; Per Magnus; Elisabeth Leirgul et al. (2019). Intake of sucrose‑sweetened soft beverages during pregnancy and risk of congenital heart defects (CHD) in offspring: A Norwegian pregnancy cohort study. (external link)
• B. Espehaug; Anne Kjersti Daltveit; Stein Emil Vollset et al. (1994). Infant survival in Norway and Sweden 1985-88. (external link)
• Trude Gildestad; Tone Bjørge; Øystein Ariansen Haaland et al. (2020). Maternal use of folic acid and multivitamin supplements and infant risk of birth defects in Norway, 1999–2013. (external link)
• Nina Øyen; Lars J. Diaz; Elisabeth Leirgul et al. (2016). Prepregnancy Diabetes and Offspring Risk of Congenital Heart Disease: A Nationwide Cohort Study. (external link)
• Knut Rasmus Kyvik; G. Brattebø; Ole-Bjørn Tysnes et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• L. M Irgens; Nina Øyen; R. Skjærven (1993). Recurrence of sudden infant death syndrome among siblings. (external link)
• Grace M. Egeland; Kari Klungsøyr; Nina Øyen et al. (2016). Preconception cardiovascular risk factor differences between gestational hypertension and preeclampsia: Cohort Norway study. (external link)
• Lorentz M. Irgens; Trond Markestad; Valborg Baste et al. (1995). Sleeping position and sudden infant death syndrome in Norway 1967-1991. (external link)
• Martha Gunn Eide; Nina Øyen; Rolv Skjærven et al. (2005). Size at birth and gestational age as predictors of adult height and weight. (external link)
• L. M. Irgens; Nina Øyen (1993). The epidemiological definition of sudden infant death syndrome. (external link)
• B. Alm; J. Milerad; G. Wennergren et al. (1998). A case-control study of smoking and sudden infant death syndrome in the Scandinavian countries, 1992-1995. The Nordic Epidemiological SIDS Study. (external link)
• Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (1998). Sociodemographic risk factors for Sudden Infant Death Syndrome: associations with other risk factors. The Nordic Epidemiological SIDS Study. (external link)
• Kristoffer Brodwall; Elisabeth Leirgul; Gottfried Greve et al. (2015). Possible Common Aetiology behind Maternal Preeclampsia and Congenital Heart Defects in the Child: a Cardiovascular Diseases in Norway Project Study.. (external link)
• Nina Øyen; Sjurdur Frodi Olsen; Saima Basit et al. (2019). Association Between Maternal Folic Acid Supplementation and Congenital Heart Defects in Offspring in Birth Cohorts From Denmark and Norway. (external link)
• G Brattebø; T Wisborg; K Solheim et al. (1995). Etiske dilemmaer ved intubasjonsopplæring: Hva mener befolkningen?. (external link)
• T Wisborg; G Brattebø; K Solheim et al. (1995). Befolkningens indstilling til obduktion. (external link)

Lecture

• Nina Øyen; R. Skjærven; R.L. Little et al. (1995). Intrauterin veksthemning hos krybbedøde og søsken som overlever. (external link)
• Anne Kjersti Daltveit; Lorentz M Irgens; Nina Øyen et al. (1998). Circadian variation in sudden infant death; Association with maternal smoking. The Nordic Epidemiological SIDS Study. (external link)
• Nina Øyen; Rolv Skjærven; RL Little et al. (1995). Intrauterin veksthemning hos krybbedøde og søsken som overlever. (external link)
• B. Alm; G. Wennergren; G. Norvenius et al. (1998). SIDS in Sweden before and after the intervention period. (external link)
• LM Irgens; Nina Øyen (1995). Recent trends on postneonatal mortality and rate of sudden infant death in the Scandinavian countries. (external link)
• Nina Øyen (1995). Birthweight in SIDS infants and their siblings. (external link)
• Rolv Skjærven; Nina Øyen; L. M. Irgens (1998). Do mothers replace an infant after a loss due to SIDS?. (external link)

Research report

• K. Helweg-Larsen; Nina Øyen; J. Millerad et al. (1997). Sudden infant Death in the Nordic countries. Results of the Nordic study of Infant Death Syndrome. Final Report. (external link)
• Karin Helweg-Larsen; Nina Øyen; J. Millerad et al. (1997). Sudden infant Death in the Nordic countries. Results of the Nordic study of Infant Death Syndrome. Final Report. (external link)

Conference lecture

• I. A. Kelmanson; G. Wennergren; B. Alm et al. (1997). Preliminary results of the joint Nordic-Russian Study on the risk factors of sudden infant death syndrome (SIDS). (external link)
• I. A. Kelmanson; G. Wennergren; B. Alm et al. (1997). Preliminary results of the joint Nordic-Russian Study on the risk factors of sudden infant death syndrome (SIDS). (external link)
• Rolv Skjærven; Nina Øyen; Lorentz Irgens et al. (1997). Risk scores for SIDS: Now more useful?. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1997). Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS study. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1996). Sleeping position and sudden infant death syndrome (SIDS). The Nordic Epidemiologic SIDS Study. (external link)
• Nina Øyen; R. Skjærven; L.M. Irgens (1995). Gjentatt krybbedød i søskenflokker. (external link)
• Nina Øyen; Rolv Skjærven; LM Irgens (1995). Recurrence of sudden infant death syndrome, compared with other infant and fetal deaths. A population based study, Norway 1967-1988. (external link)
• Valborg Baste; Nina Øyen; Lorentz M. Irgens et al. (1995). Seasonality of SIDS in Norway. (external link)
• Nina Øyen; Rolv Skjærven; RE. Little et al. (1996). Intrauterin veksthemming hos krybbedøde og deres søsken. (external link)
• Nina Øyen; Rolv Skjærven; LM Irgens (1995). Recurrence of sudden infant death syndrome, compared with other infant and fetal deaths. A population based study, Norway 1967-1988. (external link)
• R. Skjærven; T.H. Beaty; Nina Øyen et al. (1995). Sibling correlation in birthweight revisited: Evidence for strong environmental effects. (external link)
• Nina Øyen; R. Skjærven; R. E. Little et al. (1994). SIDS infants and their siblings are growth retarded in utero. (external link)
• Nina Øyen; R. Skjærven; R. E. Little et al. (1994). Infants that die from sudden infant death syndrome as well as their siblings are growth retarded in utero. (external link)
• Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
• Nina Øyen; R. Skjærven; L. M. Irgens (1994). Recurrence of sudden infant death syndrome and other infant and fetal deaths in sibships. A population based study, Norway 1967-1988. (external link)
• Nina Øyen; Rolv Skjærven; K. Hellweg-Larsen et al. (1997). Co-sleeping and the risk of sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS study. (external link)
• Nina Øyen; R. Skjærven; K. Helweg-Larsen et al. (1997). Co-sleeping and risk of sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS Study. (external link)
• Nina Øyen (1997). Sudden Infant Death Syndrome. (external link)
• K. Helweg-Larsen; Lorentz Irgens; J. Millerad et al. (1997). Pludselig spædbarnsdød i Norden. Sudden infant death in the Nordic countries. (external link)
• Anne Kjersti Daltveit; Lorentz Irgens; B. Alm et al. (1997). Interactions of Maternal risk factors and sex, age at death, seasonality, as well as hour found dead. The Nordic Epidemiological SIDS Study. (external link)
• I.A. Kelmanson; G. Wennergren; B. Alm et al. (1997). Preliminary results of the joint Nordic-Russian Study on then risk factors of sudden infant death syndrome (SIDS). (external link)
• Kari Klungsøyr Melve; Rolv Skjærven; H. Gjessing et al. (1997). Recurrence of preterm birth among siblings - implications for perinatal mortality. (external link)
• A.K. Daltveit; Lorentz Irgens; B. Alm et al. (1997). Interactions of maternal risk factors and sex, age at death, seasonality, and time of the day. The Nordic Epidemiological SIDS Study. (external link)
• Nina Øyen; B. Haglund; Rolv Skjærven et al. (1996). Maternal smoking and fetal growth in sudden infant death syndrome (SIDS) babies and their surviving siblings. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1996). Sleeping position and sudden infant death syndrome (SIDS). The Nordic Epidemiologic SIDS study. (external link)
• JJ. Schellscheldt; Nina Øyen; G. Jorch (1996). Interactions between maternal smoking and other prenatal risk factors for sudden infant death syndrome (SIDS) in Germany. (external link)
• B Haglund; Nina Øyen; Rolv Skjærven (1995). Maternal smoking during pregnancy and fetal growth retardation in SIDS families. A study based on a Swedish sibship file. (external link)
• Rolv Skjærven; Nina Øyen; TH. Beaty et al. (1996). Sibling correlation in birthweight revisited: Evidence for environmental effects. (external link)
• R. Skjærven; Allen J. Wilcox; Nina Øyen et al. (1994). Are low birthweight mothers at increased risk of losing their own infants in the perinatal period?. (external link)
• Nina Øyen; R. Skjærven; R. E. Little et al. (1994). SIDS infants and their siblings are growth retarded in utero. (external link)
• B. Alm; J. Milerad; G. Wennergren et al. (1997). Smoking and SIDS in the Scandinavian countries 1992-1995. (external link)
• Rolv Skjærven; Nina Øyen; Lorentz Irgens et al. (1997). Risk scores for SIDS: Now more useful?. (external link)
• Kari Klungsøyr Melve; R. Skjærven; H. Gjessing et al. (1997). Recurrence of preterm birth among siblings - implications for perinatal mortality. (external link)
• B. Alm; G. Wennergren; G. Norveinius et al. (1997). Dummy use and SIDS in the Scandinavian countries 1992-1995. The Nordic Epidemiological SIDS Study. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1997). Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS study. (external link)
• Rolv Skjærven; Nina Øyen; Lorentz Irgens et al. (1997). Risk scores for SIDS: Now more useful?. (external link)
• Rolv Skjærven; Nina Øyen; TH. Beaty et al. (1996). Sibling correlation in birthweight revisited: Evidence for environmental effects. (external link)
• Rolv Skjærven; TH Beaty; Nina Øyen et al. (1995). Sibling correlation in birthweight revisited: Evidence for strong environmental effects. (external link)
• Nina Øyen; R. Skjærven; L.M. Irgens (1995). Recurrence of sudden infant death syndrome, compared with other infant and fetal deaths. A population based study, Norway 1967-1988. (external link)
• Nina Øyen; Rolv Skjærven; LM Irgens (1995). Gjentatt krybbedød i søskenflokker. (external link)
• Rolv Skjærven; Nina Øyen; TH. Beaty et al. (1996). Sibling correlation in birthweight revisited: Evidence for environmental effects. (external link)
• Lorentz M. Irgens; Nina Øyen (1996). Recent trends in postneonatal mortality and the rate of sudden infant death in the Scandinavian countries. (external link)
• Nina Øyen; Rolv Skjærven; RE. Little et al. (1996). Birth weight in SIDS infants and their siblings. (external link)
• Lorentz M. Irgens; Trond Markestad; K. Helweg-Larsen et al. (1996). The Nordic Sudden Infant Death Study - Background and Material. The nordic epidemiological SIDS study (NESS). (external link)
• Nina Øyen; R. Skjærven; L. M. Irgens (1994). Recurrence of sudden infant death syndrome and other infant and fetal deaths in sibships. A population based study, Norway 1967-1988. (external link)
• Nina Øyen; R. Skjærven; R. E. Little et al. (1994). Infants that die from sudden infant death syndrome as well as their siblings are growth retarded in utero. (external link)
• I. A. Kelmanson; G. Wennergren; B. Alm et al. (1997). Preliminary results of the joint Nordic-Russian Study on the risk factors of sudden infant death syndrome (SIDS). (external link)
• R. Skjærven; Allen J. Wilcox; Nina Øyen et al. (1994). Are low birthweight mothers at increased risk for losing their own infants in the perinatal period?. (external link)
• Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (1998). Circadian variations in sudden infant death; association with maternal smoking. The Nordic Epidemiological SIDS Study. (external link)
• Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (1998). Circadian variations in sudden infant death; association with maternal smoking. The Nordic Epidemiological SIDS Study. (external link)
• V. Baste; Trond Markestad; L.M. Irgens et al. (1993). Liggestilling og plutselig, uventet spedbarnsdød. (external link)
• Anne Kjersti Daltveit; Lorentz Irgens; B. Alm et al. (1997). Interactions of Maternal risk factors and sex, age at death, seasonality, as well as hour found dead. The Nordic Epidemiological SIDS Study. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1997). Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS study. (external link)
• Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
• Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
• B. Alm; G. Wennergren; G. Norvenius et al. (1997). Dummy use and SIDS in Scandinavian counties. The Nordic Epidemiological SIDS Study. (external link)
• JJ. Schellscheldt; Nina Øyen; G. Jorch (1996). Interactions between maternal smoking and other prenatal risk factors for sudden infant death syndrome (SIDS) in Germany. (external link)
• Lorentz M. Irgens; Nina Øyen (1996). Recent trends in postneonatal mortality and the rate of sudden infant death in the Scandinavian countries. (external link)
• Nina Øyen; Rolv Skjærven; RE. Little et al. (1996). Birth weight in SIDS infants and their siblings. (external link)
• Nina Øyen; Rolv Skjærven; B Haglund et al. (1995). Maternal smoking during pregnancy and fetal growth retardation in sudden death syndrome (SIDS) and their surviving siblings. (external link)
• Nina Øyen; R. Skjærven; R. E. Little et al. (1994). Infants that die from sudden infant death syndrome as well as their siblings are growth retarded in utero. (external link)
• Rolv Skjærven; Nina Øyen; Lorentz Irgens et al. (1997). Risk scores for SIDS: Now more useful?. (external link)
• Lorentz M. Irgens; Trond Markestad; K. Helweg-Larsen et al. (1996). The Nordic Sudden Infant Death Study - Background and Material. The nordic epidemiological SIDS study (NESS). (external link)
• Rolv Skjærven; TH Beaty; Nina Øyen et al. (1995). Sibling correlation in birthweight revisited: Evidence for strong environmental effects. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1996). Sleeping position and sudden infant death syndrome (SIDS). The Nordic Epidemiologic SIDS Study. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1996). Sleeping position and sudden infant death syndrome (SIDS). The Nordic Epidemiologic SIDS study. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1996). Sleeping position and sudden infant death syndrome (SIDS). The Nordic Epidemiologic SIDS Study. (external link)
• Nina Øyen; Rolv Skjærven; RE. Little et al. (1996). Intrauterin veksthemming hos krybbedøde og deres søsken. (external link)
• Nina Øyen; Rolv Skjærven; RE. Little et al. (1996). Birth weight in SIDS infants and their siblings. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1996). Sleeping position and sudden infant death syndrome (SIDS). The Nordic Epidemiologic SIDS study. (external link)
• Nina Øyen; Rolv Skjærven; RE. Little et al. (1996). Intrauterin veksthemming hos krybbedøde og deres søsken. (external link)
• Lorentz M. Irgens; Trond Markestad; K. Helweg-Larsen et al. (1996). The Nordic Sudden Infant Death Study - Background and Material. The nordic epidemiological SIDS study (NESS). (external link)
• Nina Øyen; R. Skjærven; R. E. Little et al. (1994). SIDS infants and their siblings are growth retarded in utero. (external link)
• Karin Helweg-Larsen; Lorentz Irgens; J. Millerad et al. (1997). Pludselig spædbarnsdød i Norden. Sudden infant death in the Nordic countries. (external link)
• Nina Øyen; R. Skjærven; L. M. Irgens (1994). Recurrence of sudden infant death syndrome and other infant and fetal deaths in sibships. A population based study, Norway 1967-1988. (external link)
• R. Skjærven; Allen J. Wilcox; Nina Øyen et al. (1994). Are low birthweight mothers at increased risk for losing their own infants in the perinatal period?. (external link)
• Kari Klungsøyr Melve; Rolv Skjærven; H. Gjessing et al. (1997). Recurrence of preterm birth among siblings - implications for perinatal mortality. (external link)
• Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1997). Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS study. (external link)

Conference abstract

• Martha Gunn Eide; Nina Øyen; Rolv Skjærven et al. (2005). Birth size, adult height and intelligence - A population based cohort study. (external link)
• Martha Gunn Eide; Rolv Skjærven; T Bjerkedal et al. (2005). Long-term ability, disability and mortality among males with birth defects: Population-based cohort study, 1967-1999. (external link)

Academic literature review

• Anniken Hamang; Berge Solberg; Cathrine Bjorvatn et al. (2009). Genetic counseling in congenital long QT syndrome. (external link)
• Nina Strømsvik; Målfrid Råheim; Nina Øyen et al. (2009). Men in the women's world of hereditary breast and ovarian cancer-a systematic review. (external link)
• Elisabeth Leirgul; Kristoffer Brodwall; Gottfried Greve et al. (2016). Maternal Diabetes, Birth Weight, and Neonatal Risk of Congenital Heart Defects in Norway, 1994-2009. (external link)

Popular science article

• Nina Øyen (1997). Krybbedød - Epidemiologiske studier i Norge, Sverige og Danmark, 1967-1995. (external link)
• Nina Øyen (1997). Krybbedød - Epidemiologiske studier i Norge, Sverige og Danmark, 19671995. (external link)

Non-fiction monograph

• Nina Øyen (1997). Vores aktuelle viten om graviditet, ved fødsel og i spædbarnsperioden, der øger risikoen for pludselig spædbarnsdød. Det nordiske forskningsprosjek pludselig spedbarnsdød. Resultater og fremtidig forebyggelse av SIDS. (external link)

Doctoral thesis (PhD)

• Nina Øyen (1997). Sudden infant death syndrome. Epidemiological studies in Norway, Sweden and Denmark 1967-1995. (external link)
• Elisabeth Leirgul; Nina Øyen (2016). Congenital heart defects in Norway - a nation-wide study of birth prevalence, maternal diabetes, and folic acid supplementation in pregnancy. (external link)
• Kristoffer Brodwall; Nina Øyen (2018). Congenital heart defects in Norway. A nationwide study of Down syndrome, maternal preeclampsia, and sibling recurrence risk, 1994-2009. (external link)

Master’s thesis

• Janice Andersen; Eva Gjengedal; Nina Øyen (2007). Lang QT Syndrom. Psykososiale og etiske aspekter ved å leve med økt risiko for plutselig død - En kvalitativ studie. (external link)

Media feature article

• T Wisborg; G Brattebø; Nina Øyen (1995). Attitude of the population towards autopsy. (Letter). (external link)
• G Brattebø; T Wisborg; Nina Øyen (1995). Using newly deceased patients in teaching procedures (letter). (external link)

Letter to the editor

• Kristoffer Brodwall; Gottfried Greve; Nina Øyen (2016). Preeclampsia and congenital heart defects. (external link)
• Heather A. Boyd; Saima Basit; Jan Wohlfahrt et al. (2018). Response by Boyd et al to Letter Regarding Article, "Association Between Fetal Congenital Heart Defects and Maternal Risk of Hypertensive Disorders of Pregnancy in the Same Pregnancy and Across Pregnancies". (external link)

See a complete overview of publications in Cristin.

Top ten publications:

1. Øyen N, Boyd HA, Carstensen L, Søndergaard L, Wohlfahrt J, Melbye M. Recurrence risk of congenital heart defects in offspring of affected mothers and fathers. Circulation: Genome and Precision Medicine 2022;15(4):e003533. Doi: 0.1161/CIRCGEN.121.003533. Epub 2022 May 24.
2. Boyd HA, Basit S, Behrens I, Leirgul E, Bundgaard H, Wohlfahrt J, Melbye M, Øyen N. Association between fetal congenital heart defects and maternal risk of hypertensive disorders of pregnancy concurrently and in succeeding pregnancies. Circulation 2017;136:39-48
3. Øyen N, Diaz LJ, Leirgul E, Boyd HA, Priest J, Mathiesen ER, Quertermous T, Wohlfahrt J, Melbye M. Prepregnancy Diabetes and Offspring Risk of Congenital Heart Disease: A Nationwide Cohort Study. Circulation 2016 Jun 7;133(23):2243-53.
4. Dale MTG, Magnus P, Leirgul E, Holmstrøm H, Gjessing HK, Brodwall K, Haugen M, Stoltenberg C, Øyen N. Intake of sucrose-sweetened soft beverages during pregnancy and risk of congenital heart defects (CHD) in offspring: a Norwegian pregnancy cohort study. Eur J Epidemiol. 2019 Jan 19. doi: 10.1007/s10654-019-00480-y
5. Øyen N, Olsen SF, Basit S, Leirgul E, Strøm M, Carstensen L, Granström C, Tell GS, Magnus P, Vollset SE, Wohlfahrt J, Melbye M. Association Between Maternal Folic Acid Supplementation and Congenital Heart Defects in Offspring in Birth Cohorts From Denmark and Norway. J Am Heart Assoc. 2019 Mar 19;8(6):e011615. doi: 10.1161/JAHA.118.011615
6. Brodwall K, Greve G, Øyen N. Preeclampsia and congenital heart defects. JAMA 2016;315:1167-8
7. Jortveit J, Eskedal L, Hirth A, Fomina T, Døhlen G, Hagemo P, Tell GS, Birkeland S, Øyen N, Holmstrøm H. Sudden unexpected death in children with congenital heart defects. European Heart Journal 2016;37:621-2 
8. Øyen N, Ranthe M, Carstensen L, Boyd HA, Olesen S-P, Wohlfahrt J, Melbye M. Familial aggregation of lone atrial fibrillation in young persons. J Am Coll Cardiol 2012;60(10) 
9. Øyen N, Boyd HA, Poulsen G, Wohlfahrt J, Melbye M. The clustering of premature deaths in families. Epidemiology 2009;20:757-65. 
10. Øyen N, Poulsen G, Boyd HA, Wohlfahrt J, Jensen PK, Melbye M. Recurrence of congenital heart defects in families. Circulation 2009;120:295-301.
11. Øyen N, Poulsen G, Boyd HA, Wohlfahrt J, Jensen PK, Melbye M. National time trends in congenital heart defects, Denmark, 1977-2005. American Heart Journal 2009;157:467-473.e1.
12. Øyen N, Markestad T, Skjærven R, Irgens LM, Helweg-Larsen K, Alm B, Norvenius G, Wennergren G. Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS Study. Pediatrics 1997;100:613-21.

Congenital heart defects in Norway - A nation-wide study