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Birth weight, gestational age, fetal growth and childhood asthma hospitalization

Background Childhood asthma may have a fetal origin through fetal growth and development of the immunocompetence or respiratory organs. Objective We examined to which extent short gestational age, low birth weight and fetal growth restriction were associated with an increased risk of asthma hospitalization in childhood. Methods We undertook a cohort study based on several...

Parker et al. Respond to “Preeclampsia Risk After Induced Abortion”

Epidemiology, School of Public Health, Boston University , Boston, Massachusetts (Samantha E. Parker , Martha M. Werler); National Institute of Health and Welfare , Helsinki , Finland ( Mika Gissler); Nordic ... School of Public Health , Gothenburg , Sweden ( Mika Gissler); Department of Obstetrics and Gynecology, College of Physicians and Surgeons, Columbia University , New York , New York (Cande V. Ananth); and

Relation of Prenatal Smoking Exposure and Use of Psychotropic Medication up to Young Adulthood

, Finland (Mika Gissler); Nordic School of Public Health, Gothenburg, Sweden (Mika Gissler); Department of Psychiatry, University of Turku, Turku, Finland (Jyrki Korkeila); and Department of Psychiatry

Maternal and Perinatal Characteristics and the Risk of Cow's Milk Allergy in Infants up to 2 Years of Age: A Case-Control Study Nested in the Finnish Population

Welfare, National Institute for Health and Welfare, Helsinki, Finland (Annamari Lundqvist); Department of Information, National Institute for Health and Welfare, Helsinki, Finland (Mika Gissler); Department ... of Lifestyle and Participation, National Institute for Health and Welfare, Helsinki, Finland (Johanna Metsala, Suvi M. Virtanen); Nordic School of Public Health, Gothenburg, Sweden (Mika Gissler

Perinatal Factors and the Risk of Asthma in Childhood—A Population-based Register Study in Finland

The aim of the study was to assess whether perinatal factors are associated with the risk of asthma in childhood in a register-based, nested case-control study in Finland. All children born between January 1, 1996, and April 30, 2004, who were entitled to a special reimbursement for antiasthmatic drugs (i.e., had diagnosed asthma by 2006 and had purchased inhaled corticosteroids...

Resource allocation of in vitro fertilization: a nationwide register-based cohort study

Background Infertility is common and in vitro fertilization (IVF) is a widely used treatment. In IVF the need increases and the effectiveness and appropriateness decrease by age. The purpose of this study was to describe allocation of resources for IVF by women's age, socioeconomic position, area of residence and treatment sector (public vs. private) and to discuss how fairly the...

Monitoring of IVF birth outcomes in Finland: a data quality study

Background The collection of information on infertility treatments is important for the surveillance of potential health consequences and to monitor service provision. Study design We compared the coverage and outcomes of IVF children reported in aggregated IVF statistics, the Medical Birth Register (subsequently: MBR) and research data based on reimbursements for IVF treatments...

Differences in perinatal and infant mortality in high-income countries: artifacts of birth registration or evidence of true differences?

Background Variation in birth registration criteria may compromise international comparisons of fetal and infant mortality. We examined the effect of birth registration practices on fetal and infant mortality rates to determine whether observed differences in perinatal and infant mortality rates were artifacts of birth registration or reflected true differences in health status...

The risk of childhood autism among second-generation migrants in Finland: a case–control study

Background Studying second-generation immigrants can help in identifying genetic or environmental risk factors for childhood autism. Most previous studies have focused on maternal region of birth and showed inconsistent results. No previous study has been conducted in Finland. Methods The study was a nested case–control study based on a national birth cohort. Children born in...

Socioeconomic inequalities in stillbirth rates in Europe: measuring the gap using routine data from the Euro-Peristat Project

), Laust Mortensen (Denmark), Luule Sakkeus (Estonia), Mika Gissler (Finland), Béatrice Blondel (France), Marie Delnord (Project Coordination, France), Jennifer Zeitlin (Project Leader, France) Nicholas Lack ... , Rigshospitalet, Copenhagen University; Anne-Marie Nybo Anderson, Laust Hvas Mortensen, University of Copenhagen; Estonia, Luule Sakkeus, Estonian Institute for Population Studies, Tallinn University; Finland, Mika

Influence of delivery characteristics and socioeconomic status on giving birth by caesarean section – a cross sectional study during 2000–2010 in Finland

Background Caesarean section (CS) rates especially without medical indication are rising worldwide. Most of indications for CS are relative and CS rates for various indications vary widely. There is an increasing tendency to perform CSs without medical indication on maternal request. Women with higher socioeconomic status (SES) are more likely to give birth by CS. We aimed to...

Development of the Migrant Friendly Maternity Care Questionnaire (MFMCQ) for migrants to Western societies: an international Delphi consensus process

Anita J Gagnon 0 1 Rebecca DeBruyn Birgitta Essn Mika Gissler Maureen Heaman Zeinab Jeambey Dineke Korfker Christine McCourt Carolyn Roth Jennifer Zeitlin Rhonda Small for the ROAM Collaboration 0 ... ), Birgitta Essn (Uppsala University, Sweden), Anita J Gagnon and Lisa Merry (McGill University and McGill University Health Centre Research Institute, Canada), Mika Gissler (National Institute for Health and

Varying gestational age patterns in cesarean delivery: an international comparison

2 11 Francisco Bolumar 7 11 Ashna Mohangoo 6 11 Mika Gissler 4 5 11 Katarzyna Szamotulska 9 11 Nicholas Lack 8 11 Jan Nijhuis 10 11 Petr Velebil 11 13 Luule Sakkeus 11 14 James Chalmers 11 12 Jennifer ... : Gerald Haidinger (Austria), Evelyne Martens (Flanders), Peter Velebil (Czech Republic), Luule Sakkeus (Estonia), Mika Gissler (Finland), Béatrice Blondel (France), Nicholas Lack, Björn Misselwitz, Paul

Preeclampsia complicated by advanced maternal age: a registry-based study on primiparous women in Finland 1997–2008

Background Preeclampsia is a frequent syndrome and its cause has been linked to multiple factors, making prevention of the syndrome a continuous challenge. One of the suggested risk factors for preeclampsia is advanced maternal age. In the Western countries, maternal age at first delivery has been steadily increasing, yet few studies have examined women of advanced maternal age...

Infant and childhood neurodevelopmental outcomes following prenatal exposure to selective serotonin reuptake inhibitors: overview and design of a Finnish Register-Based Study (FinESSI)

) Heli Malm 0 1 Miia Artama Alan S Brown Mika Gissler David Gyllenberg Susanna Hinkka-Yli-Salomki Ian McKeague Andre Sourander 0 Department of Clinical Pharmacology, Helsinki University and Helsinki

Prevalence of overweight in 2 to 17 year-old children and adolescents whose parents live separately: a Nordic cross-sectional study

Background Comparative data of parental separation and childhood overweight has not been available before across the Nordic countries. The aim of this study was to examine the within-country prevalence and association between parental cohabitation and overweight in Nordic children. Methods A cross-sectional survey of 2-17-year-old children was conducted in 2011, titled...

Patterns in mortality among people with severe mental disorders across birth cohorts: a register-based study of Denmark and Finland in 1982–2006

Background Mortality among patients with mental disorders is higher than in general population. By using national longitudinal registers, we studied mortality changes and excess mortality across birth cohorts among people with severe mental disorders in Denmark and Finland. Methods A cohort of all patients admitted with a psychiatric disorder in 1982–2006 was followed until death...

Smoking among older childbearing women - a marker of risky health behaviour a registry-based study in Finland

Background Smoking during pregnancy is known to negatively affect pregnancy outcomes and it has been associated with numerous complications during pregnancy. Smoking is more common in younger pregnant women, but previous research has shown that adverse pregnancy outcomes related to older maternal age and smoking are even more harmful than with younger smokers. The aim of this...

Use of psychotropic drugs before pregnancy and the risk for induced abortion: population-based register-data from Finland 1996-2006

Background Some, though not all studies have reported an increased risk for mental health problems after an induced abortion. Problems with design and data have compromised these studies and the generalisation of their results. Methods The Finnish Medication and Pregnancy database (N = 622 671 births and 114 518 induced abortions for other than fetal reasons) in 1996-2006 was...

Maternal care and birth outcomes among ethnic minority women in Finland

Background Care during pregnancy and labour is of great importance in every culture. Studies show that people of migrant origin have barriers to obtaining accessible and good quality care compared to people in the host society. The aim of this study is to compare the access to and use of maternity services, and their outcomes among ethnic minority women having a singleton birth...