Per Nafstad

Summary

Affiliation: Norwegian Institute of Public Health
Country: Norway

Publications

  1. pmc Urban air pollution and mortality in a cohort of Norwegian men
    Per Nafstad
    Department of General Practice and Community Medicine, Medical Faculty, University of Oslo, P B 1140 Blindern, N 0317 Oslo, Norway
    Environ Health Perspect 112:610-5. 2004
  2. ncbi request reprint The use of a feather quilt, childhood asthma and allergic rhinitis: a prospective cohort study
    P Nafstad
    Section of Epidemiology, Department of Papulation Health Sciences, National Institute of Public Health, Oslo, Norway
    Clin Exp Allergy 32:1150-4. 2002
  3. ncbi request reprint Birth weight and hearing impairment in norwegians born from 1967 to 1993
    Per Nafstad
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Pediatrics 110:e30. 2002
  4. ncbi request reprint Asthma and allergic rhinitis at 4 years of age in relation to fish consumption in infancy
    Per Nafstad
    Division Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    J Asthma 40:343-8. 2003
  5. pmc Lung cancer and air pollution: a 27 year follow up of 16 209 Norwegian men
    P Nafstad
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Thorax 58:1071-6. 2003
  6. ncbi request reprint Pregnancy complications and the risk of asthma among Norwegians born between 1967 and 1993
    Per Nafstad
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Eur J Epidemiol 18:755-61. 2003
  7. doi request reprint The short-term effect of 24-h average and peak air pollution on mortality in Oslo, Norway
    Christian Madsen
    Division of Epidemiology, Norwegian Institute of Public Health, P O Box 4404, Nydalen, 0403, Oslo, Norway
    Eur J Epidemiol 27:717-27. 2012
  8. doi request reprint Surgery for otitis media and infectious susceptibility in 10-year old school children
    Gunnhild Karevold
    Faculty Division of Akershus University Hospital, University of Oslo, Norway
    Int J Pediatr Otorhinolaryngol 73:603-6. 2009
  9. pmc Maternal obesity in pregnancy and respiratory health in early childhood
    Siri E Håberg
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Paediatr Perinat Epidemiol 23:352-62. 2009
  10. doi request reprint Associations between environmental exposures and serum concentrations of Clara cell protein among elderly men in Oslo, Norway
    Christian Madsen
    Division of Epidemiology, Norwegian Institute of Public Health, PO Box 4404, Nydalen, Oslo, Norway
    Environ Res 108:354-60. 2008

Collaborators

Detail Information

Publications52

  1. pmc Urban air pollution and mortality in a cohort of Norwegian men
    Per Nafstad
    Department of General Practice and Community Medicine, Medical Faculty, University of Oslo, P B 1140 Blindern, N 0317 Oslo, Norway
    Environ Health Perspect 112:610-5. 2004
    ..04 (95% CI, 0.94-1.15). The findings indicate that urban air pollution may increase the risk of dying. The effect seemed to be strongest for deaths from respiratory diseases other than lung cancer...
  2. ncbi request reprint The use of a feather quilt, childhood asthma and allergic rhinitis: a prospective cohort study
    P Nafstad
    Section of Epidemiology, Department of Papulation Health Sciences, National Institute of Public Health, Oslo, Norway
    Clin Exp Allergy 32:1150-4. 2002
    ..However, recent cross-sectional studies have reported a higher risk of allergic diseases among users of synthetic bedding compared with feather-bedding users...
  3. ncbi request reprint Birth weight and hearing impairment in norwegians born from 1967 to 1993
    Per Nafstad
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Pediatrics 110:e30. 2002
    ..To estimate the association between birth weight and hearing impairment among Norwegians born between 1967 and 1993, taking other pregnancy-related conditions into consideration...
  4. ncbi request reprint Asthma and allergic rhinitis at 4 years of age in relation to fish consumption in infancy
    Per Nafstad
    Division Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    J Asthma 40:343-8. 2003
    ..45 (95% confidence interval [CI]=0.28, 0.74) and for asthma 0.84 (95% CI=0.57, 1.22). Fish consumption in the first year of life may reduce the risk of developing asthma and allergic rhinitis in childhood...
  5. pmc Lung cancer and air pollution: a 27 year follow up of 16 209 Norwegian men
    P Nafstad
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Thorax 58:1071-6. 2003
    ..The association between incidence of lung cancer and long term air pollution exposure was investigated in a cohort of Oslo men followed from 1972/73 to 1998...
  6. ncbi request reprint Pregnancy complications and the risk of asthma among Norwegians born between 1967 and 1993
    Per Nafstad
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Eur J Epidemiol 18:755-61. 2003
    ..The objective of this study was to test the hypothesis that pregnancy complications are associated with the risk of developing asthma in the off-spring...
  7. doi request reprint The short-term effect of 24-h average and peak air pollution on mortality in Oslo, Norway
    Christian Madsen
    Division of Epidemiology, Norwegian Institute of Public Health, P O Box 4404, Nydalen, 0403, Oslo, Norway
    Eur J Epidemiol 27:717-27. 2012
    ..2-4.4) increase per 10 μg per cubic meter change in daily exposure. Short-term traffic-related air pollution was associated with increased risk for mortality among individuals above 50 years of age, especially for circulatory outcomes...
  8. doi request reprint Surgery for otitis media and infectious susceptibility in 10-year old school children
    Gunnhild Karevold
    Faculty Division of Akershus University Hospital, University of Oslo, Norway
    Int J Pediatr Otorhinolaryngol 73:603-6. 2009
    ..Assess infectious susceptibility in children previously operated for otitis media and evaluate reliability of parental reported otitis media surgery in the same group of children...
  9. pmc Maternal obesity in pregnancy and respiratory health in early childhood
    Siri E Håberg
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Paediatr Perinat Epidemiol 23:352-62. 2009
    ..3] for children with mothers who were obese during pregnancy, than for children of mothers with normal BMI. This effect was not mediated through obesity-related pregnancy complications, low birthweight, preterm birth or caesarean section...
  10. doi request reprint Associations between environmental exposures and serum concentrations of Clara cell protein among elderly men in Oslo, Norway
    Christian Madsen
    Division of Epidemiology, Norwegian Institute of Public Health, PO Box 4404, Nydalen, Oslo, Norway
    Environ Res 108:354-60. 2008
    ..These findings suggest that acute environmental exposures may compromise the integrity of the lung epithelium and lead to increased epithelial barrier permeability in the lungs of elderly men...
  11. pmc A comparison of self reported air pollution problems and GIS-modeled levels of air pollution in people with and without chronic diseases
    Fredrik Niclas Piro
    Institute of General Practice and Community Medicine, University of Oslo, P, O, Box 1130 Blindern, 0317 Oslo, Norway
    Environ Health 7:9. 2008
    ....
  12. doi request reprint C-reactive protein variations for different chronic somatic disorders
    Lise Lund Håheim
    Institute of Oral Biology, University of Oslo, Norway
    Scand J Public Health 37:640-6. 2009
    ....
  13. pmc Long-term traffic-related exposures and asthma onset in schoolchildren in oslo, norway
    Bente Oftedal
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Environ Health Perspect 117:839-44. 2009
    ..Whether there is a causal relation between long-term exposure to traffic and asthma development is so far not clear. This may be explained by inaccurate exposure assessment...
  14. ncbi request reprint Effects of pre- and postnatal exposure to parental smoking on early childhood respiratory health
    Siri E Håberg
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Am J Epidemiol 166:679-86. 2007
    ..They found maternal smoking in pregnancy to be an independent risk factor for wheeze and respiratory infection. Postnatal paternal smoking was also associated with these outcomes, independently of maternal smoking in pregnancy...
  15. ncbi request reprint Early acute otitis media: predictor for AOM and respiratory infections in schoolchildren?
    Yngvild E Bentdal
    Faculty Division of Akershus University Hospital, Department of Otorhinolaryngology, University of Oslo, Norway
    Int J Pediatr Otorhinolaryngol 71:1251-9. 2007
    ..The aim of the study was to assess whether early initiation of AOM is a predictor for AOM and other respiratory infections in schoolchildren, and if environmental exposures and host factors in early life predict later AOM...
  16. doi request reprint Birth characteristics and acute otitis media in early life
    Yngvild E Bentdal
    Faculty Division of Akershus University Hospital, University of Oslo, Norway
    Int J Pediatr Otorhinolaryngol 74:168-72. 2010
    ..To assess whether preterm birth and low birth weight were associated with single and recurrent episodes of acute otitis media (AOM) the first 18 months of life...
  17. doi request reprint Ambient air pollution exposure, residential mobility and term birth weight in Oslo, Norway
    Christian Madsen
    Division of Epidemiology, Norwegian Institute of Public Health, P O Box 4404, Nydalen, NO 0403 Oslo, Norway
    Environ Res 110:363-71. 2010
    ..However, mobility patterns could introduce possible confounding when examining small-scale variations in exposure by using addresses. This could be of importance in future studies...
  18. ncbi request reprint Acute otitis media in schoolchildren: allergic diseases and skin prick test positivity
    Yngvild E Bentdal
    Department of Otorhinolaryngology, Faculty Division of Akershus University Hospital, University of Oslo, Sykehusvagen 27, 1478 Lørenskog, Norway
    Acta Otolaryngol 127:480-5. 2007
    ..Further, skin prick test (SPT)-negative children with reported asthma and allergic rhinoconjunctivitis had increased risk of AOM. We suggest that optimal treatment of allergic symptoms may have an effect on AOM in school children...
  19. ncbi request reprint Residential outdoor air pollution and lung function in schoolchildren
    Bente Oftedal
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Epidemiology 19:129-37. 2008
    ..We investigated the associations with lung function of residential outdoor air pollution in early life, total lifetime, and days before lung function test...
  20. pmc High validity of mother-reported use of antiasthmatics among children: a comparison with a population-based prescription database
    Kari Furu
    Division of Epidemiology, Norwegian Institute of Public Health, Nydalen, Oslo, Norway
    J Clin Epidemiol 64:878-84. 2011
    ....
  21. pmc Baby swimming and respiratory health
    Wenche Nystad
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Acta Paediatr 97:657-62. 2008
    ..To estimate the effect of baby swimming in the first 6 months of life on respiratory diseases from 6 to 18 months...
  22. doi request reprint Midlife vascular risk factors and their association with dementia deaths: results from a Norwegian prospective study followed up for 35 years
    Bjørn Heine Strand
    Norwegian Institute of Public Health, Marcus Thranes gt 6, 0473 Oslo, Norway
    J Neurol Sci 324:124-30. 2013
    ..To better understand the mechanisms involved in the associations between midlife underweight, diabetes, and elevated cholesterol level and late-life dementia death, these links need to be further investigated...
  23. pmc Delivery by Cesarean section and early childhood respiratory symptoms and disorders: the Norwegian mother and child cohort study
    Maria C Magnus
    Department of Chronic Diseases, Division of Epidemiology, Norwegian Institute of Public Health, Oslo
    Am J Epidemiol 174:1275-85. 2011
    ..In future prospective studies, investigators should reexamine this association in different age groups...
  24. doi request reprint Prevalence, incidence and persistence of anti-asthma medication use in 2- to 29-year-olds: a nationwide prescription study
    Oystein Karlstad
    Norwegian Institute of Public Health, Oslo, Norway
    Eur J Clin Pharmacol 66:399-406. 2010
    ....
  25. doi request reprint A prospective study of asthma and subsequent use of hypnotics in young adults
    Oystein Karlstad
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Pharmacoepidemiol Drug Saf 20:370-7. 2011
    ..To examine whether young adults with asthma are at higher risk of initiating hypnotic use...
  26. ncbi request reprint Genetics and gene-environment interactions in atopic diseases. The Norwegian Mother and Child Cohort Study
    Siri E Håberg
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Hum Hered 65:195-8. 2008
    ..The goal of the study is to understand pathways in disease development, and identify preventive measures. Several designs are suitable for studying genetics in complex diseases like asthma and allergy, in MoBa...
  27. doi request reprint Comorbidities in an asthma population 8-29 years old: a study from the Norwegian Prescription Database
    Øystein Karlstad
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Pharmacoepidemiol Drug Saf 21:1045-52. 2012
    ..To examine the occurrence of chronic diseases and antimicrobial treatment in an asthma population 8-29 years old, compared with the general population...
  28. pmc Decline in early childhood respiratory tract infections in the Norwegian mother and child cohort study after introduction of pneumococcal conjugate vaccination
    Maria C Magnus
    Department of Chronic Diseases, Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Pediatr Infect Dis J 31:951-5. 2012
    ..A substantial effectiveness of PCV7 immunization against invasive pneumococcal disease has been demonstrated, whereas evidence of its impact on respiratory tract infections are less consistent...
  29. ncbi request reprint Traffic related air pollution and acute hospital admission for respiratory diseases in Drammen, Norway 1995-2000
    Bente Oftedal
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Eur J Epidemiol 18:671-5. 2003
    ..Separate analyses for the second time period showed weaker association between these pollutants and the health outcome. This study provides further evidence for short-term respiratory health effects of traffic related air pollution...
  30. ncbi request reprint Early respiratory infections, asthma, and allergy: 10-year follow-up of the Oslo Birth Cohort
    Per Nafstad
    Department of General Practice and Community Medicine, Medical Faculty, University of Oslo, PB 1130 Blindern, 0316 Oslo, Norway
    Pediatrics 116:e255-62. 2005
    ..We also considered birth order and attendance at a child care center as proxy measures of increased exposure to infections early in life...
  31. ncbi request reprint Air pollution, social deprivation, and mortality: a multilevel cohort study
    Oyvind Naess
    Institute of General Practice and Community Medicine, University of Oslo, Oslo, Norway
    Epidemiology 18:686-94. 2007
    ..5) on mortality when the indicators of social deprivation are measured at both individual level and at neighborhood level...
  32. ncbi request reprint Association between tobacco smoke exposure and levels of C-reactive protein in the Oslo II Study
    Christian Madsen
    Division of Epidemiology, Norwegian Institute of Public Health, P O Box 4404, Nydalen, 0403, Oslo, Norway
    Eur J Epidemiol 22:311-7. 2007
    ..These findings support the idea that the induction or exacerbation of inflammation could be a mechanism by which smoking promotes atherosclerotic cardiovascular diseases...
  33. ncbi request reprint Lung function increases with increasing level of physical activity in school children
    Sveinung Berntsen
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Pediatr Exerc Sci 20:402-10. 2008
    ..The implications are that exercise may influence lung function, but these findings need to be confirmed using a longitudinal study design...
  34. ncbi request reprint Associations between environmental exposure and blood pressure among participants in the Oslo Health Study (HUBRO)
    Christian Madsen
    Division of Epidemiology, Norwegian Institute of Public Health, P O Box 4404, Nydalen, Oslo, NO 0403, Norway
    Eur J Epidemiol 21:485-91. 2006
    ..One mechanism could be elevation of blood pressure. In this study we assessed associations between blood pressure and environmental conditions among citizens in Oslo, Norway...
  35. pmc The prevalence of childhood asthma in China: a systematic review
    Yangzong Yangzong
    Institute of Health and Society, University of Oslo, P O Box 1130 Blindern, Oslo 0318, Norway
    BMC Public Health 12:860. 2012
    ..Therefore, the aim of this study was to identify and review studies of asthma prevalence among children in China and address time trends and regional variation in asthma...
  36. doi request reprint Prevalence of metabolic syndrome and common metabolic components in high altitude farmers and herdsmen at 3700 m in Tibet
    Lhamo Y Sherpa
    Section for Preventive Medicine and Epidemiology, Department of Community Medicine, Institute of Health and Society, University of Oslo, Oslo, Norway
    High Alt Med Biol 14:37-44. 2013
    ..To estimate the prevalence of metabolic syndrome, its associated factors and components in 30-80-year-old Tibetans living at high altitude...
  37. ncbi request reprint Relation between concentration of air pollution and cause-specific mortality: four-year exposures to nitrogen dioxide and particulate matter pollutants in 470 neighborhoods in Oslo, Norway
    Øyvind Naess
    Institute of General Practice and Community Medicine, University of Oslo, Oslo, Norway
    Am J Epidemiol 165:435-43. 2007
    ..Results show that vulnerable persons with chronic obstructive pulmonary disease and the elderly seem to be susceptible to air pollution at lower levels than the general population...
  38. ncbi request reprint Body mass index in relation to adult asthma among 135,000 Norwegian men and women
    Wenche Nystad
    Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
    Am J Epidemiol 160:969-76. 2004
    ..The similar value for women was 7%. Overweight or obese persons reported asthma more often than did thinner persons after adjustment for smoking, education, and physical activity...
  39. ncbi request reprint Skin sensitization in school children in northern and southern Norway
    Heidi Nygaard Bakken
    Division of Epidemiology, The Norwegian Institute of Public Health, Oslo, Norway
    J Asthma 44:23-7. 2007
    ..Sensitization rates and profiles were similar in the north and south despite differences in living conditions and environmental exposures...
  40. pmc Risk of fetal death after pandemic influenza virus infection or vaccination
    Siri E Håberg
    Norwegian Institute of Public Health, Oslo, Norway
    N Engl J Med 368:333-40. 2013
    ..This concern was complicated by questions about vaccine safety in pregnant women that were raised by anecdotal reports of fetal deaths after vaccination...
  41. ncbi request reprint The effect of respiratory tract infections on reported asthma symptoms
    Wenche Nystad
    Department of Population Health Sciences, National Institute of Public Health, Oslo, Norway
    Scand J Public Health 30:70-5. 2002
    ..Wheezing and chest tightness is associated with respiratory tract infections. Thus the occurrence of respiratory tract infections may influence the prevalence of asthma...
  42. doi request reprint Antibody levels to single bacteria or in combination evaluated against myocardial infarction
    Lise Lund Håheim
    Institute of Oral Biology, University of Oslo, Oslo, Norway
    J Clin Periodontol 35:473-8. 2008
    ..We were interested in studying the differences in the association between single bacteria or bacteria in combination and the relation to C-reactive protein (CRP)...
  43. ncbi request reprint Is delivery by cesarean section a risk factor for food allergy?
    Merete Eggesbø
    Norwegian Institute of Public Health, Division of Epidemiology, Oslo, Norway
    J Allergy Clin Immunol 112:420-6. 2003
    ..Cesarean delivery might delay the colonization of the newborn intestine. A delayed or aberrant colonization process has been offered as an explanation for the increase in allergic diseases...
  44. doi request reprint Lung function among 9- to 10-year-old Tibetan and Han Chinese schoolchildren living at different altitudes in Tibet
    - Yangzong
    Faculty of Medicine, University of Oslo, Oslo, Norway
    High Alt Med Biol 14:31-6. 2013
    ..It seems likely that genetic factors involved in long-term adaptation to high altitude and cultural attributes could have contributed to the study findings...
  45. ncbi request reprint Use of anti-asthmatic medications as a proxy for prevalence of asthma in children and adolescents in Norway: a nationwide prescription database analysis
    Kari Furu
    Department of Pharmacoepidemiology, Division of Epidemiology, Norwegian Institute of Public Health, PO Box 4404, Nydalen, 0403 Oslo, Norway
    Eur J Clin Pharmacol 63:693-8. 2007
    ..The aim of this study was to assess the prevalence of dispensed anti-asthmatic medications as a proxy of asthma among children and adolescents aged 0-19 years in Norway...
  46. ncbi request reprint Paediatric otitis media surgery in Norway
    Gunnhild Karevold
    Faculty Division of Akershus University Hospital, University of Oslo, Norway
    Acta Otolaryngol 127:29-33. 2007
    ..In Norway there are large, regional differences in the incidence of surgery and combinations of surgery for otitis media...
  47. pmc Lipid profile and its association with risk factors for coronary heart disease in the highlanders of Lhasa, Tibet
    Lhamo Y Sherpa
    Section for Preventive Medicine and Epidemiology, Institute of Health and Society, University of Oslo, Oslo, Norway
    High Alt Med Biol 12:57-63. 2011
    ..However, further longitudinal studies assessing CHD risk factors in high altitude natives are required...
  48. ncbi request reprint Breast-feeding, passive smoking, and asthma and wheeze in children
    Per Nafstad
    J Allergy Clin Immunol 112:807-8; author reply 808-9. 2003
  49. ncbi request reprint Otolaryngological surgery and upper respiratory tract infections in children: an epidemiological study
    Kari J Kvaerner
    Ann Otol Rhinol Laryngol 111:1034-9. 2002
    ..The influence of other factors such as maternal education indicates that decisions for surgery are not entirely based on medical evidence...
  50. ncbi request reprint Long-term follow-up of asthma
    Virginia R G Bachrach
    N Engl J Med 350:304; author reply 304. 2004
  51. ncbi request reprint Estimating residential air pollution exposure among citizens in Oslo 1974-1998 using a geographical information system
    Frederick Gram
    Norwegian Institute of Air Research, P O Box 100, 2027 Kjeller, Norway
    J Environ Monit 5:541-6. 2003
    ..After the introduction of catalyst cars the concentrations were reduced to about 45 microg m(-3) in 1997-98...
  52. ncbi request reprint [Health effects of outdoor air pollution]
    Per Nafstad
    Seksjon for epidemiologi og forebyggende medisin, Institutt for allmenn og samfunnsmedisin Universitetet i Oslo, Postboks 1030 Blindern 0318, Oslo
    Tidsskr Nor Laegeforen 124:2896-9. 2004
    ..This paper addresses the contribution from epidemiological research to our current understanding of the health effects of ambient air pollution...