Research Topics
| N HammarSummaryAffiliation: Karolinska Institutet Country: Sweden Publications
| Collaborators
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Detail Information
Publications
Cancer incidence among 10,211 airline pilots: a Nordic studyEero Pukkala
Finnish Cancer Registry, Institute for Statistical and Epidemiological Cancer Research, Helsinki, Finland
Aviat Space Environ Med 74:699-706. 2003..Commercial airline pilots are exposed to cosmic radiation and other potentially carcinogenic elements during work and leisure activities...- Comparison of early and late mortality in men and women after isolated coronary artery bypass graft surgery in Stockholm, Sweden, 1980 to 1989N Hammar
Division of Epidemiology, Karolinska Institutet, Stockholm, Sweden
J Am Coll Cardiol 29:659-64. 1997..We sought to analyze early and late mortality after coronary artery bypass graft surgery (CABG) in relation to gender... - [A certain increase of skin cancer among pilots]Niklas Hammar
, , Karolinska Institutet, Stockholm
Lakartidningen 100:2297-9. 2003 - Association of boiled and filtered coffee with incidence of first nonfatal myocardial infarction: the SHEEP and the VHEEP studyN Hammar
Department of Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
J Intern Med 253:653-9. 2003..To evaluate the influence of consumption of filtered and boiled coffee, on the incidence of first nonfatal myocardial infarction... 
Migration and mortality: a 20 year follow up of Finnish twin pairs with migrant co-twins in SwedenN Hammar
Division of Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
J Epidemiol Community Health 56:362-6. 2002..Finland has a higher mortality overall and for major causes of death than Sweden, primarily in men. The objective of this study was to analyse mortality in migrants from Finland to Sweden...- Cancer incidence in airline and military pilots in Sweden 1961-1996Niklas Hammar
Department of Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
Aviat Space Environ Med 73:2-7. 2002..The aim of this study was to describe the cancer incidence in male Swedish airline and military pilots considering flight hours and aircraft type... - A national record linkage to study acute myocardial infarction incidence and case fatality in SwedenN Hammar
Department of Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
Int J Epidemiol 30:S30-4. 2001..The aim of this paper was to describe the methods used to identify cases in a recently developed National Acute Myocardial Infarction Register in Sweden, and to present estimates of incidence and case fatality in Sweden... - Geographical differences in the incidence of acute myocardial infarction in Sweden. Analyses of possible causes using two parallel case-control studiesN Hammar
Department of Epidemiology, Institute of Environmental Medicine, Karolinska Institute, Stockholm, Sweden
J Intern Med 249:137-44. 2001..To analyse differences in myocardial infarction incidence between two Swedish counties and to evaluate the importance of major risk factors for the observed differences... - Cancer incidence in airline cabin crew: experience from SwedenA Linnersjö
Department of Epidemiology, Stockholm Center of Public Health, Stockholm, Sweden
Occup Environ Med 60:810-4. 2003..To determine the cancer incidence in Swedish cabin crew... - Cancer risk of patients with ischaemic syndromesS K Pehrsson
Department of Cardiology, Karolinska University Hospital, Stockholm, Sweden
J Intern Med 258:124-32. 2005..Patients with severe symptomatic ischaemic syndromes may have a reduced ability for angiogenesis and thus a lower risk to develop cancer... - Migration and differences in dietary habits-a cross sectional study of Finnish twins in SwedenN Hammar
Department of Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
Eur J Clin Nutr 63:312-22. 2009..To compare dietary habits between Finnish twin migrants to Sweden and their co-twins always living in Finland, and to analyse how migration influenced food consumption patterns in the migrants... - Myocardial infarction in male and female dominated occupationsP Ostlin
National Public Health Commission, Stockholm, Sweden
Occup Environ Med 55:642-4. 1998..These results do not support the notion that being of the sexual minority in an occupation is in itself an important risk factor for MI... - Time trends in the incidence of myocardial infarction among professional drivers in Stockholm 1977-96C Bigert
Department of Occupational and Environmental Health, Stockholm Center of Public Health, Stockholm, Sweden
Occup Environ Med 61:987-91. 2004..To investigate time trends in the incidence of first myocardial infarction (MI) among bus, taxi, and lorry drivers in Stockholm... - Recent time trends in acute myocardial infarction in Stockholm, SwedenA Linnersjö
Division of Epidemiology, Karolinska Hospital, Stockholm, Sweden
Int J Cardiol 76:17-21. 2000..The purpose of this study was to analyse time trends in first acute myocardial infarction (AMI) incidence in Stockholm County during 1984-1996... 
Prognostic role of the glucometabolic status assessed in a metabolically stable phase after a first acute myocardial infarction: the SHEEP studyI Janszky
Department of Public Health Sciences, Karolinska Institute, Stockholm, Sweden
J Intern Med 265:465-75. 2009..Our objective was to examine fasting glucose and insulin levels in patients surviving 3 months after a first AMI in relation to long-term prognosis...- Time trends in first admissions for schizophrenia and paranoid psychosis in Stockholm County, SwedenU Osby
Department of Clinical Neuroscience, Karolinska Institutet, S 171 76 Stockholm, Sweden
Schizophr Res 47:247-54. 2001.... - Renal function assessed by two different formulas and incidence of myocardial infarction and death in middle-aged men and womenM J Holzmann
Department of Emergency Medicine, Karolinska University Hospital, Stockholm, Sweden
J Intern Med 267:357-69. 2010..We evaluated glomerular filtration rates (GFR) estimated by the Modification of Diet in Renal Disease study (GFR-MDRD) equation and the Mayo formula (GFR-Mayo) as predictors of myocardial infarction and death... - Digoxin in atrial fibrillation: report from the Stockholm Cohort study of Atrial Fibrillation (SCAF)L Friberg
Department of Clinical Science and Education, Karolinska Institute at South Hospital, Stockholm, Sweden
Heart 96:275-80. 2010..Objective To study which patients receive digoxin treatment for AF and what the prognosis is for patients given this treatment... - Alcohol consumption and the incidence of type 2 diabetes: a 20-year follow-up of the Finnish twin cohort studySofia Carlsson
Division of Epidemiology, Stockholm Centre of Public Health, Karolinska University Hospital, Stockholm, Sweden
Diabetes Care 26:2785-90. 2003..The aim of this study was to investigate alcohol consumption in relation to the incidence of type 2 diabetes... - Assessment of alcohol consumption by mailed questionnaire in epidemiological studies: evaluation of misclassification using a dietary history interview and biochemical markersSofia Carlsson
Division of Epidemiology, Stockholm Centre of Public Health, Stockholm, Sweden
Eur J Epidemiol 18:493-501. 2003..The aim of this study was to evaluate self-reported information on alcohol consumption from a mailed questionnaire by comparing to a dietary history interview and biochemical markers of alcohol intake. Subjects and.. - Job strain and major risk factors for coronary heart disease among employed males and females in a Swedish study on work, lipids and fibrinogenLars Alfredsson
Division of Cardiovascular Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
Scand J Work Environ Health 28:238-48. 2002..The aim of this study was to analyze the relationship of job strain (high psychological job demands and low decision latitude) to hypertension, serum lipids, and plasmafibrinogen... - Alcohol consumption and type 2 diabetes Meta-analysis of epidemiological studies indicates a U-shaped relationshipS Carlsson
Department of Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
Diabetologia 48:1051-4. 2005..Aspects of moderate alcohol consumption also need further investigation; these include type of drink, frequency of drinking, sex and ethnic differences... - Coffee consumption, type 2 diabetes and impaired glucose tolerance in Swedish men and womenE E Agardh
Department of Molecular Medicine, Endocrine and Diabetes Unit, Karolinska Institutet, Stockholm, Sweden
J Intern Med 255:645-52. 2004..In addition, indicators of insulin sensitivity and beta-cell function according to homeostasis model assessment were studied in relation to coffee consumption... - Migration and coronary heart disease: A study of Finnish twins living in Sweden and their co-twins residing in FinlandEbba Hedlund
Department of Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Sweden
Scand J Public Health 35:468-74. 2007..The aim of the present study was to analyse the prevalence of CHD in migrants to Sweden compared with co-twins remaining in Finland... - Abstention, alcohol use and risk of myocardial infarction in men and women taking account of social support and working conditions: the SHEEP case-control studyAnders Romelsjo
Centre for Social Research on Alcohol and Drugs, Stockholm, Sweden
Addiction 98:1453-62. 2003..A second aim was to analyse the impact of the volume of earlier alcohol use in abstainers... - Classification of left main coronary obstruction--feasibility of surgical angioplasty and survival after coronary artery bypass surgeryA Jonsson
Department of Thoracic Surgery, Karolinska Hospital, Stockholm, Sweden
Cardiovasc Surg 11:497-505. 2003..Similarly, the RR at 10 years was 1.3 (95% CL 1.0-1.6). LMCA obstruction was associated with an early and long-term increased mortality after surgery compared to patients without LMCA obstruction... - ECG-abnormalities in Japanese and Swedish patients with sarcoidosis. A comparisonF Larsen
Department of Clinical Physiology and Radiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
Sarcoidosis Vasc Diffuse Lung Dis 18:284-8. 2001..ST-T changes and first degree AV block would appear early in the course of the disease, whereas more pronounced conduction defects may appear later... - Country of birth and survival after a first myocardial infarction in Stockholm, SwedenEbba Hedlund
Department of Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
Eur J Epidemiol 23:341-7. 2008..To analyse survival after a first myocardial infarction among immigrants in Stockholm, Sweden... - Time trends in incidence of myocardial infarction in male and female dominated occupations in Stockholm, SwedenPiroska Ostlin
Division of International Health IHCAR, Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden
Scand J Public Health 36:546-54. 2008..To investigate time trends in first acute myocardial infarction (MI) incidence in male and female dominated occupations in Stockholm during 1977-1996... - Acute myocardial infarction incidence in immigrants to Sweden. Country of birth, time since immigration, and time trends over 20 yearsEbba Hedlund
Department of Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
Eur J Epidemiol 22:493-503. 2007..It is likely that this to an important extent has a background in factors in the country of origin... - Migration and smoking: an epidemiological study of Finnish twins in SwedenLena Jörgensen
Department of Epidemiology, Stockholm Centre for Public Health, Sweden
Scand J Public Health 33:285-91. 2005..Male migrants from Finland to Sweden have been found to have a reduced risk of coronary heart disease after several years in Sweden. Changes in smoking habits may contribute to this reduced risk... - The prognosis of patients with atrial fibrillation is improved when sinus rhythm is restored: report from the Stockholm Cohort of Atrial Fibrillation (SCAF)L Friberg
Karolinska Institute at South Hospital, Stockholm, Sweden
Heart 95:1000-5. 2009..To what extent restoration and maintenance of sinus rhythm per se affect long-term prognosis in AF patients is less clear... - Insulin-like growth factor binding protein-1 is a long-term predictor of heart failure in survivors of a first acute myocardial infarction and population controlsImre Janszky
Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden
Int J Cardiol 138:50-5. 2010..Only a few studies have investigated the prospective relationship between insulin-like growth factor binding protein-1 (IGFBP-1) and cardiovascular events and the results are conflicting... - Risk of death or acute myocardial infarction 10 years after coronary artery bypass surgery in relation to type of diabetesThomas Alserius
Department of Thoracic Surgery, Karolinska Hospital, Stockholm, Sweden
Am Heart J 152:599-605. 2006.... - The new Swedish Prescribed Drug Register--opportunities for pharmacoepidemiological research and experience from the first six monthsBjörn Wettermark
Division of Clinical Pharmacology, Karolinska University Hospital, Huddinge, Karolinska Institutet, Stockholm, Sweden
Pharmacoepidemiol Drug Saf 16:726-35. 2007..To describe the content and potentials of the new Swedish national register on prescribed and dispensed medicines... - Left main coronary artery stenosis no longer a risk factor for early and late death after coronary artery bypass surgery--an experience covering three decadesAnders Jonsson
Department of Thoracic Surgery, Karolinska University Hospital, Stockholm, Sweden
Eur J Cardiothorac Surg 30:311-7. 2006..To analyse early and late mortality after coronary artery bypass grafting (CABG) in patients with and without left main coronary artery (LMCA) stenosis during the 30-year period 1970-1999... - Elevated glycosylated haemoglobin (HbA1c) is a risk marker in coronary artery bypass surgeryThomas Alserius
Department of Cardiothoracic Surgery and Anaesthesiology, Karolinska University Hospital, Karolinska Institute, Stockholm, Sweden
Scand Cardiovasc J 42:392-8. 2008..To evaluate if glycosylated haemoglobin 1 (HbA1c) was associated with increased risk of infection and mortality after coronary artery bypass grafting (CABG)... - Increased mortality in paroxysmal atrial fibrillation: report from the Stockholm Cohort-Study of Atrial Fibrillation (SCAF)Leif Friberg
Department of Clinical Science and Education, Karolinska Institute at South Hospital, Stockholm, Sweden
Eur Heart J 28:2346-53. 2007..Results have been conflicting in the few previously published studies. To describe mortality in patients with PxAF and to identify risk factors amenable to treatment... - Incidence of cancer among Nordic airline pilots over five decades: occupational cohort studyEero Pukkala
Finnish Cancer Registry, Institute for Statistical and Epidemiological Cancer Research, Liisankatu 21 B, FIN 00170 Helsinki, Finland
BMJ 325:567. 2002..To assess the incidence of cancer among male airline pilots in the Nordic countries, with special reference to risk related to cosmic radiation... - Higher prevalence of Chlamydia pneumoniae seropositivity in Finnish twins compared with co-twins living in Sweden: relationships with markers of subclinical atherosclerosisLaura Jartti
Department of Medicine, University of Turku, Turku, Finland
Clin Sci (Lond) 105:303-13. 2003..These findings offer insight into the mechanism whereby chronic Cpn infection may increase the risk of coronary heart disease... - Mortality from cancer and other causes among airline cabin attendants in Europe: a collaborative cohort study in eight countriesHajo Zeeb
Division of Epidemiology and Medical Statistics, School of Public Health, University of Bielefeld, Bielefeld, Germany
Am J Epidemiol 158:35-46. 2003..The risk of skin cancer among male crew members requires further attention... - Myocardial infarction in Swedish subway driversCarolina Bigert
Department of Occupational and Environmental Health, Norrbacka 4th Floor, SE 171 76 Stockholm, Sweden
Scand J Work Environ Health 33:267-71. 2007..This situation has caused concern for negative health effects among subway staff. The aim of this study was to investigate whether there is an increased incidence of myocardial infarction among subway drivers... - Mortality from cancer and other causes among male airline cockpit crew in EuropeMaria Blettner
School of Public Health, Division of Epidemiology and Medical Statistics, University of Bielefeld, Bielefeld, Germany
Int J Cancer 106:946-52. 2003..Occupational risk factors apart from aircraft accidents seem to be of limited influence with regard to the mortality of cockpit crew in Europe... - Coffee consumption and risk of type 2 diabetes in Finnish twinsSofia Carlsson
Int J Epidemiol 33:616-7. 2004 - Selective international migration by social position, health behaviour and personalityKarri Silventoinen
Department of Public Health, University of Helsinki, Helsinki, Finland
Eur J Public Health 18:150-5. 2008..We analysed differences in psycho-social and health behavioural factors between international migrants and non-migrants prior to migration in a large cohort of Finnish twins... - Increased carotid intima-media thickness in men born in east Finland: a twin study of the effects of birthplace and migration to Sweden on subclinical atherosclerosisLaura Jartti
Department of Medicine, University of Turku, Finland
Ann Med 34:162-70. 2002.... - Use of oral contraceptives and mortality during 14 years' follow-up of Norwegian womenSidsel Graff-Iversen
Norwegian Institute of Public Health, Oslo, Norway
Scand J Public Health 34:11-6. 2006..The aim was to evaluate total and cardiovascular disease (CVD) mortality in relation to use of oral contraceptives (OC) in a cohort of women with a relatively high prevalence of smoking and high serum lipid levels... - Renal insufficiency and long-term mortality and incidence of myocardial infarction in patients undergoing coronary artery bypass graftingMartin J Holzmann
Department of Emergency Medicine, Karolinska University Hospital, 171 76 Stockholm, Sweden
Eur Heart J 28:865-71. 2007..To evaluate the impact of renal insufficiency (RI) on long-term mortality and incident myocardial infarction (MI) in patients undergoing coronary artery bypass grafting (CABG)... - Enhanced endothelium-dependent vasodilation in subjects with Proline7 substitution in the signal peptide of neuropeptide YMikko J Jarvisalo
Department of Clinical Physiology, University of Turku, Turku, Finland
Atherosclerosis 167:319-26. 2003..Prospective studies are needed to determine whether Pro7 substitution is associated with increased or decreased risk of cardiovascular morbidity and mortality... - Obesity and the risk of early and late mortality after coronary artery bypass graft surgeryJoseph Kim
Division of Epidemiology, School of Public Health, University of Minnesota, Minneapolis, Minn 55454, USA
Am Heart J 146:555-60. 2003..Obesity is often considered to be a significant risk factor for postoperative mortality when selecting candidates for coronary artery bypass grafting (CABG)... - Shift workers' mortality scrutinizedAnders Knutsson
Department of Nursing and Health Sciences, Mid Sweden University, Sundsvall, Sweden
Chronobiol Int 21:1049-53. 2004..47, 95% Confidence Interval: 1.12-1.93). We suggest that shift work is associated with increased mortality risk... - Serum lipids, blood pressure and body weight around the age of the menopauseSidsel Graff-Iversen
Norwegian Institute of Public Health, Oslo, Norway
Eur J Cardiovasc Prev Rehabil 15:83-8. 2008..We sought to study these associations in data collected before the widespread use of lipid lowering drugs and hormone therapy... - Population-based register of stroke: manual of operationsSimona Giampaoli
National Institute of Health, Rome, Italy
Eur J Cardiovasc Prev Rehabil 14:S23-41. 2007..All cases among residents should be recorded even if the case occurs outside the area. Validation of a sample of fatal and nonfatal events is mandatory...