Research Topics
| Kjell TorenSummaryAffiliation: Sahlgrenska University Hospital Country: Sweden Publications
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Detail Information
Publications
Occupational exposure to particulate air pollution and mortality due to ischaemic heart disease and cerebrovascular diseaseKjell Toren
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
Occup Environ Med 64:515-9. 2007..The aim of the present study was to examine whether occupational exposure to particulate air pollution increases the risk for ischaemic heart disease and cerebrovascular disease...
An international prospective general population-based study of respiratory work disabilityK Toren
Department of Occupational and Environmental Medicine, Sahlgrenska Academy at University of Gothenburg, Box 414, S 405 30 Goteborg, Sweden
Thorax 64:339-44. 2009..There is a need for general population-based prospective studies to assess the incidence of respiratory work disability and to delineate better the roles of potential predictors of respiratory work disability...
[Work, environment and health--a 100-year anniversary]Kjell Toren
Sahlgrenska Universitetssjukhuset Sahlgrenska, Goteborg
Lakartidningen 104:3649-50. 2007
Self-reported asthma was biased in relation to disease severity while reported year of asthma onset was accurateKjell Toren
Department of Respiratory Medicine and Allergology, Sahlgrenska University Hospital, St Sigfridsgatan 85B, S 412 66, Goteborg, Sweden
J Clin Epidemiol 59:90-3. 2006..The aims of the study were to assess the accuracy of self-reported asthma and notified year of asthma onset...
[Occupational and environmental medicine in focus]Kjell Toren
Sahlgrenska Universitetssjukhuset Sahlgrenska, Goteborg
Lakartidningen 104:3647. 2007
Asthma caused by occupational exposures is common - a systematic analysis of estimates of the population-attributable fractionKjell Toren
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
BMC Pulm Med 9:7. 2009..In recent years there has been a growing recognition of the potential importance of asthma induced by work-related exposures..
Adult-onset asthma in west Sweden--incidence, sex differences and impact of occupational exposuresKjell Toren
Section of Occupational and Environmental Medicine, University of Gothenburg, Box 414, S 405 30 Goteborg, Sweden
Respir Med 105:1622-8. 2011..1% among women. The incidence rate of asthma was higher among women than among men, and the rate declined with increasing age. A substantial proportion of the new-onset asthma cases could be attributed to occupational exposures...
Increased mortality from infectious pneumonia after occupational exposure to inorganic dust, metal fumes and chemicalsKjell Toren
Section of Occupational and Environmental Medicine, Sahlgrenska Academy, University of Gothenburg, Box 414, SE 405 30 Gothenburg, Sweden
Thorax 66:992-6. 2011..The aim of the present study was to elucidate whether occupational exposure to respiratory pollutants and irritants increases the risk for infectious pneumonia...
[COPD also an occupational disease]Kjell Toren
Arbets och miljömedicin samt Lungmedicin och allergologi
Lakartidningen 104:3656-8. 2007
West Sweden Asthma Study: prevalence trends over the last 18 years argues no recent increase in asthmaJan Lotvall
Department of Internal Medicine, Krefting Research Centre, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Respir Res 10:94. 2009..Therefore, our data argues that the continued increase in asthma prevalence that has been observed over the last half century is over...
Risk factors for respiratory work disability in a cohort of pulp mill workers exposed to irritant gasesNicola Murgia
Occupational and Environmental Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden
BMC Public Health 11:689. 2011..This study investigated job or task changes due to respiratory problems as an indicator of work disability in pulp mill workers occupationally exposed to irritants...
Increased fraction of exhaled nitric oxide predicts new-onset wheeze in a general populationAnna Carin Olin
Occupational and Environmental Medicine, Institute of Medicine, Sahlgrenska Academy, Gothenburg, Sweden
Am J Respir Crit Care Med 181:324-7. 2010..Fraction of exhaled nitric oxide (Fe(NO)) is regarded as a marker of airway inflammation. It is unknown whether increased Fe(NO) in respiratorily healthy subjects increases the risk of developing wheeze...
Fraction of exhaled nitric oxide at 50 mL/s: reference values for adult lifelong never-smokersAnna Carin Olin
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Box 414, SE 405 30 Goteborg, Sweden
Chest 131:1852-6. 2007..The measurement of fractional exhaled nitric oxide (FENO) is used as a marker of airway inflammation. The aim of this study was to establish reference values of FENO for adults...
Adult-onset asthma and wheeze among irritant-exposed bleachery workersEva Andersson
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
Am J Ind Med 43:532-8. 2003..The aim was to investigate if occupational exposure to irritant gases, especially repeated peak exposure (gassings), increased the risk of obstructive airways disease...
Quality of life in non-infectious rhinitis and asthmaJohan Hellgren
Department of Oto Rhino Laryngology and Head and Neck Surgery, Lundby Hospital, Goteborg, Sweden
Rhinology 42:183-8. 2004..9). In this population based study, the physical Qol of the subjects with asthma was lower regardless of a previous history of NIR compared to controls. A positive history of NIR in asthma was however associated with a poorer mental Qol...
Cohort mortality study of Swedish pulp and paper mill workers-nonmalignant diseasesEva Andersson
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
Scand J Work Environ Health 33:470-8. 2007..The aim of this study was to determine mortality among pulp and paper mill workers according to the main mill pulping process, department, and gender, particular reference being given to diseases of the circulatory and respiratory systems...
Rhinitis phenotypes correlate with different symptom presentation and risk factor patterns of asthmaJonas Eriksson
Krefting Research Centre, Department of Internal Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Respir Med 105:1611-21. 2011..Asthma and rhinitis frequently coexist, but no population study has previously determined the relationship between nasal comorbidities and symptom expression and risk factors of asthma...
Eating patterns and portion size associated with obesity in a Swedish populationChristina Berg
Department of Food Health and Environment, University of Gothenburg, Box 320, SE 405 30 Goteborg, Sweden
Appetite 52:21-6. 2009..Being obese was associated with a meal pattern shifted to later in the day and significantly larger self-reported portions of main meals...
Decreased fraction of exhaled nitric oxide in obese subjects with asthma symptoms: data from the population study INTERGENE/ADONIXChristina M Berg
Department of Food and Nutrition, and Sport Science, University of Gothenburg, Box 300, SE 405 30 Gothenburg, Sweden
Chest 139:1109-16. 2011..The aim of this study was to examine if obese subjects with asthma symptoms have a different phenotype of asthma than nonobese subjects as indicated by Feno...
Food patterns and cardiovascular disease risk factors: the Swedish INTERGENE research programChristina M Berg
Department of Food Health and Environment, University of Gothenburg, Goteborg, Sweden
Am J Clin Nutr 88:289-97. 2008..Analyzing the impact of the intake of many foods simultaneously provides additional knowledge about analyses of nutrients and might make it easier to implement recommendations for the public...
Early life environment and snoring in adulthoodKarl A Franklin
Department of Respiratory Medicine and Allergology, University Hospital, Umea, Sweden
Respir Res 9:63. 2008..To our knowledge, no studies of the possible association of early life environment with snoring in adulthood have been published. We aimed to investigate whether early life environment is associated with snoring later in life...
Selection bias in a population survey with registry linkage: potential effect on socioeconomic gradient in cardiovascular riskElisabeth Strandhagen
School of Public Health and Community Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Eur J Epidemiol 25:163-72. 2010..For other risk factors studied, an underestimation of the importance of low socioeconomic status may be more likely...
Large scale questionnaire survey on respiratory health in Sweden: effects of late- and non-responseErik P Rönmark
VBG Group Center for Asthma and Allergy Research, Department of Internal Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Respir Med 103:1807-15. 2009..This can lead to an increased risk for selection bias. The aim of this study was to examine cause and effect of non-response in a large cross sectional study assessing respiratory health in western Sweden...
Asthma in men and women: treatment adherence, anxiety, and quality of sleepRosita Sundberg
Department of Internal Medicine, Respiratory Medicine and Allergology, Sahlgrenska University Hospital, Goteborg, S 413 45 Sweden
Respir Med 104:337-44. 2010..At the same time women report more often anxiety and insomnia than men. Awareness of sex differences in the manifestations and attitudes towards treatment of asthma is important in order to improve asthma management...
Height, age, and atopy are associated with fraction of exhaled nitric oxide in a large adult general population sampleAnna Carin Olin
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, SE 405 30 Goteborg, Sweden
Chest 130:1319-25. 2006..In addition to asthma and atopy, there is limited information about the determinants of Feno in a general population...
Respiratory symptoms and exposure-response relations in workers exposed to metalworking fluid aerosolsLinnea Lillienberg
Occupational and Environmental Medicine, Sahlgrenska University Hospital, SE 405 30 Gothenburg, Sweden
Ann Occup Hyg 54:403-11. 2010..Thus, the current exposure limit value does not seem to protect the workers from such symptoms...
Respiratory health effects and exposure to superabsorbent polymer and paper dust - an epidemiological studyMathias Holm
Sahlgrenska Academy, University of Gothenburg, Sweden
BMC Public Health 11:557. 2011..The secondary aim was to estimate the current exposure to superabsorbent polymer among production and maintenance workers in a plant producing hygiene products...
Fish intake of Swedish male adolescents is a predictor of cognitive performanceMaria A L Aberg
Centre for Brain Repair and Rehabilitation, Institute for Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Acta Paediatr 98:555-60. 2009..Fish intake is reported to positively influence cognitive performance in infants and the elderly. In a longitudinal cohort study, we evaluated how fish consumption related to later cognitive performance in healthy young male adolescents...
Trends in blood lipid levels, blood pressure, alcohol and smoking habits from 1985 to 2002: results from INTERGENE and GOT-MONICAChristina M Berg
The Cardiovascular Institute, Sahlgrenska Academy at Goteborg University, Göteborg bInstitute of Community Medicine Primary Health Care, The Sahlgrenska Academy at Goteborg University, Goteborg, Sweden
Eur J Cardiovasc Prev Rehabil 12:115-25. 2005..Favourable trends in cardiovascular disease have been observed in Sweden. The aim of this study was to study secular trends in a variety of cardiovascular risk factors...
The dilemma of occupational rhinitis: management optionsJohan Hellgren
Department of Oto Rhino Laryngology, Head and Neck Surgery, Sahlgrenska University Hospital, Goteborg, Sweden
Am J Respir Med 2:333-41. 2003..The efficacies of montelukast, a leukotrienne receptor antagonist, and omalizumab, an anti-immunoglobulin E monoclonal antibody in the treatment of occupational rhinitis are yet to be evaluated..
Cardiovascular mortality among Swedish pulp and paper mill workersBodil Persson
Department of Occupational and Environmental Medicine, University Hospital, Linkoping, Sweden
Am J Ind Med 50:221-6. 2007..The present cohort focuses on cardiovascular mortality in relation to various exposures in this industry...
The incidence of respiratory symptoms in female Swedish hairdressersJonas Brisman
Institute of Internal Medicine, Section of Occupational Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
Am J Ind Med 44:673-8. 2003..Airway diseases in hairdressers are a concern. The objective of this investigation is to evaluate the risk for three respiratory symptoms, wheeze, dry cough, and nasal blockage, in hairdressers...
Cardiovascular fitness is associated with cognition in young adulthoodMaria A I Aberg
Center for Brain Repair and Rehabilitation, Institute for Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, SE 405 30 Gothenburg, Sweden
Proc Natl Acad Sci U S A 106:20906-11. 2009..These data substantiate that physical exercise could be an important instrument for public health initiatives to optimize educational achievements, cognitive performance, as well as disease prevention at the society level...
Health-related quality of life in young adults with asthmaRosita Sundberg
Department of Respiratory Medicine and Allergology, Sahlgrenska University Hospital, S 413 45 Goteborg, Sweden
Respir Med 103:1580-5. 2009..The aim was to study health-related quality of life, five years after an intervention study among young adults with asthma...
Nasal symptoms are associated with school performance in adolescentsRosita Sundberg
Department of Respiratory Medicine and Allergology, Sahlgrenska University Hospital, Goteborg, Sweden
J Adolesc Health 40:581-3. 2007..In a study of 9538 adolescents, nasal symptoms severe enough to affect daily activity were associated with low-grade sum, particularly in adolescents using anti-allergy medication...
Population-based study of non-infectious rhinitis in relation to occupational exposure, age, sex, and smokingJohan Hellgren
Department of Oto-Rhino-Laryngology and Head and Neck Surgery, Sahlgrenska University Hospital, , Sweden
Am J Ind Med 42:23-8. 2002..9-5.1) displayed an increased risk of developing NIR. Smoking was associated with an increased risk of NIR for both sexes. CONCLUSIONS: Exposure to several occupational irritants is associated with a higher risk of developing NIR...
Higher risk of wheeze in female than male smokers. Results from the Swedish GA 2 LEN studyAnders Bjerg
Krefting Research Centre, Department of Internal Medicine, University of Gothenburg, Goteborg, Sweden
PLoS ONE 8:e54137. 2013..An influence of sex hormones has been demonstrated, but the mechanisms are unclear and the associations often subject to confounding. This was a study of wheeze in relation to smoking and sex with adjustment for important confounders...
Respiratory symptoms and respiratory-related absence from work among health care workers in SwedenJeong Lim Kim
Section of Occupational and Environmental Medicine, Institute of Medicine, The Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
J Asthma 50:174-9. 2013..To investigate respiratory symptoms and respiratory-related absence from work among Swedish health care workers (HCWs)...
Cardiovascular fitness in males at age 18 and risk of serious depression in adulthood: Swedish prospective population-based studyMaria A I Aberg
Center for Brain Repair and Rehabilitation, Institute for Neuroscience and Physiology and Department of Primary Health Care, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Br J Psychiatry 201:352-9. 2012..Studies suggest a role for cardiovascular fitness in the prevention of affective disorders...
A population-based case-control study on viral infections and vaccinations and subsequent multiple sclerosis riskCecilia Ahlgren
Institute of Clinical Neuroscience, Sahlgrenska University Hospital, 413 45, Gothenburg, Sweden
Eur J Epidemiol 24:541-52. 2009..The association with 'early' MMR vaccination only was an isolated finding, limited by a small number of subjects and multiple testing. Most likely this was a chance finding. Future studies could investigate it on an a priori basis...
Respiratory health among bleachery workers exposed to ozone and chlorine dioxideAnna Carin Olin
Section of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
Scand J Work Environ Health 28:117-23. 2002..The pulp mills had previously used chlorine dioxide as the bleaching agent. Testings included spirometry, methacholine challenge testing, and questionnaires. Area samplings showed sporadic ozone levels exceeding 0.9 ppm...
Prevalence of asthma and exhaled nitric oxide are increased in bleachery workers exposed to ozoneA C Olin
Section of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
Eur Respir J 23:87-92. 2004..The results also indicate exhaled nitric oxide may be a marker of airway inflammation in bleachery workers who have been exposed to high peaks of ozone...
Respiratory health among Korean pupils in relation to home, school and outdoor environmentJeong Lim Kim
Section of Occupational and Environmental Medicine, Institute of Medicine at Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
J Korean Med Sci 26:166-73. 2011..In conclusion, outdoor UFPs and even low levels of NO(2) may adversely contribute to respiratory health in children. High CO(2)-levels in classrooms and indoor dampness/mold at home should be reduced...
How to promote prevention--economic incentives or legal regulations or both?Kjell Toren
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
Scand J Work Environ Health 29:239-45. 2003..This situation makes the selection and design of instruments an important field for future research...
Exhaled nitric oxide: relation to sensitization and respiratory symptomsA C Olin
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden
Clin Exp Allergy 34:221-6. 2004..Conflicting data have been presented as to whether nitric oxide (NO) in exhaled air is merely reflecting atopy rather than airway inflammation...
Fish consumption and school grades in Swedish adolescents: a study of the large general populationJ L Kim
Section of Occupational and Environmental Medicine, Institute of Medicine at Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Acta Paediatr 99:72-7. 2010..To study the associations between fish intake and academic achievement as cognitive parameter among Swedish adolescents...
A population-based study on welding exposures at work and respiratory symptomsL Lillienberg
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
Ann Occup Hyg 52:107-15. 2008..There was also an increased prevalence of wheeze and welding in painted metal. The results support that welding in coated material is a respiratory hazard underscoring the importance of preventive actions...
Determination of ethane, pentane and isoprene in exhaled air--effects of breath-holding, flow rate and purified airM A E Lärstad
Department of Occupational and Environmental Medicine, The Sahlgrenska Academy at Goteborg University, Goteborg, Sweden
Acta Physiol (Oxf) 189:87-98. 2007..The objectives were to explore whether ethane, pentane and isoprene are produced within the airways and to explore the effect of different sampling parameters on analyte concentrations...
Incidence of asthma among workers exposed to sulphur dioxide and other irritant gasesE Andersson
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Box 414, SE 405 30 Goteborg, Sweden
Eur Respir J 27:720-5. 2006..8 (2.6-13) compared with unexposed males. In conclusion, repeated peak exposure to sulphur dioxide increased the incidence of asthma during work in sulphite pulp mills, which supports the hypothesis of irritant-induced asthma...
A cross-sectional study of the relationship between job demand-control, effort-reward imbalance and cardiovascular heart disease risk factorsMia Söderberg
Department of Occupational and Environmental Medicine, Institution of Medicine, Sahlgrenska Academy, University of Gothenburg, Box 414, 405 30, Gothenburg, Sweden
BMC Public Health 12:1102. 2012..abstract:..
Can work ability explain the social gradient in sickness absence: a study of a general population in SwedenJesper Löve
Department of Community Medicine and Public Health, The Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
BMC Public Health 12:163. 2012..The main aim of the present study was to investigate if self-reported work ability could explain the association between low socioeconomic position and belonging to a sample of new cases of sick-listed employees...
Gliomas among men employed in the Swedish pulp and paper industryEva Andersson
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
Scand J Work Environ Health 28:333-40. 2002....
Acute effects after occupational endotoxin exposure at a spaMathias Holm
Department of Occupational and Environmental Medicine, PO Box 414, SE 405 30 Goteborg, Sweden
Scand J Work Environ Health 35:153-5. 2009..This study was carried out to determine whether the symptoms were related to exposure to endotoxin...
Perennial non-infectious rhinitis--an independent risk factor for sleep disturbances in AsthmaJohan Hellgren
Department of Oto Rhino Laryngology and Head and Neck Surgery, Lundby Hospital, Goteborg, Sweden
Respir Med 101:1015-20. 2007..To evaluate if perennial non-infectious rhinitis is associated with sleep disturbances in asthma...
Testicular cancer among Swedish pulp and paper workersEva Andersson
Department of Occupational and Environmental Medicine, Sahlgrenska University Hospital, , Sweden
Am J Ind Med 43:642-6. 2003..CONCLUSIONS: This study indicates an increased risk for testicular cancer, especially seminomas, among maintenance workers, but not among process workers, in Swedish paper mills...
A derivatization assay using gaschromatography/negative chemical ionization tandem mass spectrometry to quantify 3-nitrotyrosine in human plasmaAnn Sofi Söderling
Department of Clinical Physiology, Goteborg University, Sahlgrenska University Hospital, SE 413 45 Goteborg, Sweden
J Mass Spectrom 38:1187-96. 2003..60 +/- 0.40 pmol mg(-1). Hence, the described method is selective, eliminates the problem of artifactual nitration and is feasible for the quantification of free and protein-associated 3-NT in biological samples such as plasma...
Multiple sclerosis incidence in the era of measles-mumps-rubella mass vaccinationsC Ahlgren
Institute of Neuroscience and Physiology, Sahlgrenska University Hospital, Gothenburg, Sweden
Acta Neurol Scand 119:313-20. 2009..Following national Swedish vaccination programs, measles sharply declined in the 1970s, and measles, mumps, and rubella were virtually eliminated in cohorts born from 1981...
Trends in overweight and obesity from 1985 to 2002 in Göteborg, West SwedenC Berg
Department of Home Economics, Goteborg University, Goteborg, Sweden
Int J Obes (Lond) 29:916-24. 2005..To study secular trends in overweight and selected correlates in men and women in Göteborg, Sweden...
Remission of asthma: a prospective longitudinal study from northern Europe (RHINE study)M Holm
Dept of Occupational and Environmental Medicine, Sahlgrenska University Hospital, Goteborg, Sweden
Eur Respir J 30:62-5. 2007..7, 95% CI 0.40-0.90). In conclusion, the present prospective longitudinal study showed that quitting smoking and the presence of mild disease appeared to favour remission...
A randomized controlled study of a computerized limited education program among young adults with asthmaRosita Sundberg
Department of Respiratory Medicine and Allergology, Sahlgrenska University Hospital, Sigfridsgatan 85B, , Sweden
Respir Med 99:321-8. 2005..In conclusion, an intervention with a limited asthma education program did not show an effect on asthma symptoms, asthma knowledge or quality of life parameters...
Nonallergic occupational rhinitisJohan Hellgren
Department of Otolaryngology, Head and Neck Surgery, Capio Lundby Hospital, University of Gothenburg, , Sweden
Clin Allergy Immunol 19:241-8. 2007
