R E Dales

Summary

Affiliation: Ottawa Health Research Institute
Country: Canada

Publications

  1. doi request reprint The association between personal care products and lung function
    Robert E Dales
    Department of Medicine, University of Ottawa, Canada
    Ann Epidemiol 23:49-53. 2013
  2. doi request reprint The influence of neighborhood roadways on respiratory symptoms among elementary schoolchildren
    Robert Dales
    Department of Medicine, University of Ottawa, The Ottawa Hospital General Campus, 501 Smyth Road, Box 211, Ottawa, Ontario K1H 8L6, Canada
    J Occup Environ Med 51:654-60. 2009
  3. pmc Gaseous air pollutants and hospitalization for respiratory disease in the neonatal period
    Robert E Dales
    University of Ottawa, Ottawa, Ontario, Canada
    Environ Health Perspect 114:1751-4. 2006
  4. ncbi request reprint The prevalence of airflow obstruction in rural primary care
    Robert E Dales
    Department of Medicine, University of Ottawa, Clinical Epidemiololgy Unit, Ottawa Health Research Institute, 501 Smyth Road, Ottawa, Ontario, Canada K1H 8L6
    Respir Med 100:754-9. 2006
  5. ncbi request reprint The association between allergy and diabetes in the Canadian population: implications for the Th1-Th2 hypothesis
    Robert Dales
    Department of Medicine, Ottawa Health Research Institute, Canada
    Eur J Epidemiol 20:713-7. 2005
  6. ncbi request reprint Spirometry in the primary care setting: influence on clinical diagnosis and management of airflow obstruction
    Robert E Dales
    Department of Medicine, University of Ottawa, Ottawa, ON, Canada
    Chest 128:2443-7. 2005
  7. ncbi request reprint Chronic sinusitis and arterial hypertension in a national population health survey
    Robert Dales
    Department of Medicine, Faculty of Medicine, University of Ottawa, 501 Smyth Road, Ottawa, Ontario Canada K1H 8L6
    Int J Cardiol 107:230-4. 2006
  8. ncbi request reprint Sex differences in the clinical presentation and management of airflow obstruction
    R E Dales
    Dept of Medicine, University of Ottawa, Canada
    Eur Respir J 28:319-22. 2006
  9. ncbi request reprint Particulate air pollution and vascular reactivity: the bus stop study
    Robert Dales
    Health Canada, A L 4602C, 400 Cooper Street, Room 2045, Ottawa, ON, Canada K1A 0K9
    Int Arch Occup Environ Health 81:159-64. 2007
  10. doi request reprint Tree pollen and hospitalization for asthma in urban Canada
    Robert E Dales
    University of Ottawa, Ottawa, Ont, Canada
    Int Arch Allergy Immunol 146:241-7. 2008

Detail Information

Publications47

  1. doi request reprint The association between personal care products and lung function
    Robert E Dales
    Department of Medicine, University of Ottawa, Canada
    Ann Epidemiol 23:49-53. 2013
    ..Chemical exposures are important determinants of respiratory health. The objective of the present study was to determine the association between the use of personal care products, which may contain respirable components, and lung function...
  2. doi request reprint The influence of neighborhood roadways on respiratory symptoms among elementary schoolchildren
    Robert Dales
    Department of Medicine, University of Ottawa, The Ottawa Hospital General Campus, 501 Smyth Road, Box 211, Ottawa, Ontario K1H 8L6, Canada
    J Occup Environ Med 51:654-60. 2009
    ..To investigate the respiratory health effects of living near roadways...
  3. pmc Gaseous air pollutants and hospitalization for respiratory disease in the neonatal period
    Robert E Dales
    University of Ottawa, Ottawa, Ontario, Canada
    Environ Health Perspect 114:1751-4. 2006
    ....
  4. ncbi request reprint The prevalence of airflow obstruction in rural primary care
    Robert E Dales
    Department of Medicine, University of Ottawa, Clinical Epidemiololgy Unit, Ottawa Health Research Institute, 501 Smyth Road, Ottawa, Ontario, Canada K1H 8L6
    Respir Med 100:754-9. 2006
    ..Spirometry has been reported to be under-utilized, and airflow obstruction may be under-diagnosed, in primary care practice...
  5. ncbi request reprint The association between allergy and diabetes in the Canadian population: implications for the Th1-Th2 hypothesis
    Robert Dales
    Department of Medicine, Ottawa Health Research Institute, Canada
    Eur J Epidemiol 20:713-7. 2005
    ..25 (95% CI: 1.06, 1.49). These results do not provide evidence for the existence of the Th1/Th2 paradigm as a determinant of disease patterns in the general population...
  6. ncbi request reprint Spirometry in the primary care setting: influence on clinical diagnosis and management of airflow obstruction
    Robert E Dales
    Department of Medicine, University of Ottawa, Ottawa, ON, Canada
    Chest 128:2443-7. 2005
    ..To determine if screening spirometry in the primary care setting influences the physician's diagnosis and management of obstructive lung disease...
  7. ncbi request reprint Chronic sinusitis and arterial hypertension in a national population health survey
    Robert Dales
    Department of Medicine, Faculty of Medicine, University of Ottawa, 501 Smyth Road, Ottawa, Ontario Canada K1H 8L6
    Int J Cardiol 107:230-4. 2006
    ..To determine if sinusitis is associated with arterial hypertension in the Canadian population...
  8. ncbi request reprint Sex differences in the clinical presentation and management of airflow obstruction
    R E Dales
    Dept of Medicine, University of Ottawa, Canada
    Eur Respir J 28:319-22. 2006
    ..9%, respectively). In conclusion, the current results suggest that females are more likely than males to report breathlessness and be prescribed respiratory medications independent of differences in the severity of airflow obstruction...
  9. ncbi request reprint Particulate air pollution and vascular reactivity: the bus stop study
    Robert Dales
    Health Canada, A L 4602C, 400 Cooper Street, Room 2045, Ottawa, ON, Canada K1A 0K9
    Int Arch Occup Environ Health 81:159-64. 2007
    ..We tested the effects on vascular reactivity of exposure to fine particulates matter mass (PM(2.5)), number of particles <or=1 microm/m(3) (PM(1.0)) and nitrogen dioxide concentration (NO(2))...
  10. doi request reprint Tree pollen and hospitalization for asthma in urban Canada
    Robert E Dales
    University of Ottawa, Ottawa, Ont, Canada
    Int Arch Allergy Immunol 146:241-7. 2008
    ..To determine the impact of different trees on asthma, we tested the association between daily hospitalizations for asthma and daily concentrations of different tree pollens in 10 large Canadian cities...
  11. pmc The influence of living near roadways on spirometry and exhaled nitric oxide in elementary schoolchildren
    Robert Dales
    University of Ottawa, Ottawa Hospital Research Institute, Ottawa, Ontario, Canada
    Environ Health Perspect 116:1423-7. 2008
    ..Living near major roadways has been associated with an increase in respiratory symptoms, but little is known about how this relates to airway inflammation...
  12. ncbi request reprint Ambient carbon monoxide may influence heart rate variability in subjects with coronary artery disease
    Robert Dales
    HECSB SEP ECB AHED AQHER, Ottawa, Health Canada Air Quality Health Effects Research Section, Health Canada, 275 Slater Street, 7th Floor, Ottawa, Ontario, Canada K1A 0L2
    J Occup Environ Med 46:1217-21. 2004
    ..This study was conducted to determine if daily concentrations of CO and fine particulates (PM2.5) are associated with daily changes in heart rate variability...
  13. doi request reprint Acute effects of outdoor air pollution on forced expiratory volume in 1 s: a panel study of schoolchildren with asthma
    R Dales
    University of Ottawa, Ottawa, ON, Canada
    Eur Respir J 34:316-23. 2009
    ..Of the pollutants measured, PM(2.5 )appears to be the most important...
  14. ncbi request reprint Association between ozone and hospitalization for respiratory diseases in 16 Canadian cities
    R T Burnett
    Health Canada, Environmental Health Center, Tunney s Pasture, Ottawa, Ontario, Canada
    Environ Res 72:24-31. 1997
    ....
  15. doi request reprint Air pollution and hospitalization for venous thromboembolic disease in Chile
    R E Dales
    Epidemiology Health Canada, University of Ottawa Department of Medicine, The Ottawa Hospital General Campus, Ottawa, ON, Canada
    J Thromb Haemost 8:669-74. 2010
    ..Whether air pollution influences diseases associated with peripheral venous thrombogenesis remains largely unknown...
  16. ncbi request reprint Does socio-demographic status influence the effect of pollens and molds on hospitalization for asthma? Results from a time-series study in 10 Canadian cities
    Sabit Cakmak
    Department of Biostatistics and Epidemiology, Health Canada, Canada
    Ann Epidemiol 15:214-8. 2005
    ....
  17. ncbi request reprint Air pollution, aeroallergens and cardiorespiratory emergency department visits in Saint John, Canada
    D M Stieb
    Environmental Health Directorate, Health Canada, Ottawa, ON
    J Expo Anal Environ Epidemiol 10:461-77. 2000
    ..Aeroallergens were also significantly associated with warm season asthma ED visits...
  18. ncbi request reprint Influence of ambient fungal spores on emergency visits for asthma to a regional children's hospital
    R E Dales
    University of Ottawa, General Campus, Ottawa, Ontario, Canada
    Am J Respir Crit Care Med 162:2087-90. 2000
    ..1% (1.6) for basidiomycetes, 2.8% (1.0) for ascomycetes, and 8.8% for these spores combined. In summary, fungal spores account for a significant proportion of the asthma exacerbations in children that prompt an emergency department visit...
  19. ncbi request reprint Association between ozone and hospitalization for acute respiratory diseases in children less than 2 years of age
    R T Burnett
    Environmental Health Directorate, Health Canada, 200 Environmental Health Center, Tunney s Pasture, Ottawa, Ontario, Canada K1A OL2
    Am J Epidemiol 153:444-52. 2001
    ..Ozone was not associated with hospital admissions during the September-April period. Ambient ozone levels in the summertime should be considered a risk factor for respiratory problems in children less than 2 years of age...
  20. pmc Indoor air quality and the risk of lower respiratory tract infections in young Canadian Inuit children
    Thomas Kovesi
    Department of Paediatrics, Children s Hospital of Eastern Ontario, Ottawa, Ont
    CMAJ 177:155-60. 2007
    ..We evaluated the prevalence of reduced ventilation in houses in Nunavut, Canada, and whether this was associated with an increased risk of these infections among young Inuit children...
  21. ncbi request reprint Respiratory illness in children attending daycare
    Robert E Dales
    Ottawa Health Research Institute, University of Ottawa, Health Canada, Ontario
    Pediatr Pulmonol 38:64-9. 2004
    ..1, 14.3) (P = 0.21). In conclusion, younger children and those with siblings may be less susceptible to illness associated with daycare, and daycare attendance may negate a protective effect of higher income on respiratory illness...
  22. ncbi request reprint Effect of weight reduction on respiratory function and airway reactivity in obese women
    Shawn D Aaron
    Department of Medicine, University of Ottawa, Ottawa, ON, Canada
    Chest 125:2046-52. 2004
    ..Population-based studies have documented an association between obesity and an increased prevalence of asthma in women...
  23. pmc Residential fungal contamination and health: microbial cohabitants as covariates
    R E Dales
    University of Ottawa, and Air Quality Health Effects Research Section, Health Canada, Ontario
    Environ Health Perspect 107:481-3. 1999
    ..In conclusion, the association between residential fungal contamination and symptoms is not confounded by dust mites or bacterial endotoxins or other known disease-causing agents...
  24. ncbi request reprint The role of ipratropium bromide in the emergency management of acute asthma exacerbation: a metaanalysis of randomized clinical trials
    R G Stoodley
    Department of Pharmacy, University of Ottawa Heart Institute, and the Department of Medicine, Ottawa General Hospital, University of Ottawa, Ottawa, Ontario, Canada
    Ann Emerg Med 34:8-18. 1999
    ..This study was conducted to determine whether the addition of inhaled ipratropium to inhaled beta-agonist therapy is effective in the treatment of adults with acute asthma exacerbation...
  25. ncbi request reprint Influence of outdoor aeroallergens on hospitalization for asthma in Canada
    Robert E Dales
    University of Ottawa, Ottawa, Ontario, Canada
    J Allergy Clin Immunol 113:303-6. 2004
    ..The risk of hospitalization for asthma caused by outdoor aeroallergens is largely unknown...
  26. pmc Air pollution and hospitalization for headache in Chile
    Robert E Dales
    Division of Statistics, Health Canada, Ottawa, Ontario, Canada
    Am J Epidemiol 170:1057-66. 2009
    ..If the relation is causal, the morbidity associated with headache should be considered when estimating the burden of illness and costs associated with poor air quality...
  27. ncbi request reprint How accurate is spirometry at predicting restrictive pulmonary impairment?
    S D Aaron
    Department of Medicine, Ottawa General Hospital, University of Ottawa, Ontario, Canada
    Chest 115:869-73. 1999
    ..To determine the accuracy with which spirometric measurements of FVC and expiratory flow rates can diagnose the presence of a restrictive impairment...
  28. pmc Overdiagnosis of asthma in obese and nonobese adults
    Shawn D Aaron
    Ottawa Health Research Institute, Ottawa, Ont, USA
    CMAJ 179:1121-31. 2008
    ..It is unclear whether asthma is overdiagnosed in developed countries, particularly among obese individuals, who may be more likely than nonobese people to experience dyspnea...
  29. ncbi request reprint A spirometry-based algorithm to direct lung function testing in the pulmonary function laboratory
    Christine A Glady
    Ottawa Hospital Research Institute, University of Ottawa, Ottawa, ON, Canada
    Chest 123:1939-46. 2003
    ..To design a spirometry-based algorithm to predict pulmonary restrictive impairment and reduce the number of patients undergoing unnecessary lung volume testing...
  30. doi request reprint A comparison of obese and nonobese people with asthma: exploring an asthma-obesity interaction
    Smita Pakhale
    MSc, The Ottawa Hospital, 501 Smyth Rd, Ottawa, ON, Canada K1H 8L6
    Chest 137:1316-23. 2010
    ....
  31. doi request reprint Heat recovery ventilators prevent respiratory disorders in Inuit children
    T Kovesi
    Department of Paediatrics, Children s Hospital of Eastern Ontario, University of Ottawa, Ottawa, ON, Canada
    Indoor Air 19:489-99. 2009
    ..Further research is required to explore traditional Inuit cultural attitudes about air movement in dwellings...
  32. ncbi request reprint Do gender, education, and income modify the effect of air pollution gases on cardiac disease?
    Sabit Cakmak
    Health Canada, Canada
    J Occup Environ Med 48:89-94. 2006
    ..We sought to determine whether gender, education, and income influence the susceptibility to ambient air pollution...
  33. pmc Treating asthma with omega-3 fatty acids: where is the evidence? A systematic review
    J Reisman
    Department of Pediatrics, Children s Hospital of Eastern Ontario, Ottawa, ON, Canada
    BMC Complement Altern Med 6:26. 2006
    ..The purpose was to systematically review the scientific-medical literature in order to identify, appraise, and synthesize the evidence for possible treatment effects of omega-3 fatty acids in asthma...
  34. pmc Influence of family income on hospital visits for asthma among Canadian school children
    R E Dales
    Department of Medicine, University of Ottawa, and Clinical Epidemiology Program, Ottawa Health Research Institute, Ontario, Canada
    Thorax 57:513-7. 2002
    ..A study was undertaken to investigate the mechanisms by which socioeconomic status may influence asthma morbidity in Canada...
  35. ncbi request reprint Granulocyte inflammatory markers and airway infection during acute exacerbation of chronic obstructive pulmonary disease
    S D Aaron
    Department of Medicine, Ottawa Hospital Research Institute, University of Ottawa, Ottawa, Ontario, Canada
    Am J Respir Crit Care Med 163:349-55. 2001
    ....
  36. ncbi request reprint The role of fungal spores in thunderstorm asthma
    Robert E Dales
    University of Ottawa Health Research Institute, Ottawa, Ontario, Canada
    Chest 123:745-50. 2003
    ..To document the existence and investigate the etiology of "thunderstorm asthma," which has been reported sporadically over the past 20 years...
  37. doi request reprint Effects of indoor, outdoor, and personal exposure to particulate air pollution on cardiovascular physiology and systemic mediators in seniors
    Ling Liu
    Healthy Environments and Consumer Safety Branch, Health Canada, Ottawa, Ontario, Canada K1A 0K9
    J Occup Environ Med 51:1088-98. 2009
    ..To investigate the associations between exposure to particulate air pollution and changes in cardiovascular function and plasma mediators in seniors...
  38. pmc Air pollution and mortality in Chile: susceptibility among the elderly
    Sabit Cakmak
    Department of Statistics, Health Canada, Ottawa, Ontario, Canada
    Environ Health Perspect 115:524-7. 2007
    ..The objective of the present study was to determine the influence of relatively high concentrations of air pollution on mortality in a general population sample and in the very elderly...
  39. ncbi request reprint A comparison of airborne ergosterol, glucan and Air-O-Cell data in relation to physical assessments of mold damage and some other parameters
    M Foto
    Ottawa Carleton Institute of Chemistry, Carleton University, Ottawa, Canada
    Indoor Air 15:257-66. 2005
    ..Endotoxin and Air-O-Cell measurements were poorly or not related to the other measures in the study. This study provides confidence that long duration air samples of the toxin glucan and ergosterol are related to building damage...
  40. doi request reprint Air pollution and hospitalization for epilepsy in Chile
    Sabit Cakmak
    Health Canada, Ottawa, Canada, Department of Statistics, Ottawa Health Research Institute, Ottawa, ON, Canada
    Environ Int 36:501-5. 2010
    ..To determine the association between gaseous and fine particulate air pollution (PM(2.5)) and epilepsy in a general population sample...
  41. ncbi request reprint Components of particulate air pollution and mortality in Chile
    Sabit Cakmak
    Health Canada, Ottawa, Canada
    Int J Occup Environ Health 15:152-8. 2009
    ..083-1.138). Soil-sourced particles had a weaker but statistically significant mortality effect. Of the many sources of particulate air pollution, those from motor vehicle exhaust had the greatest observed effect on mortality...
  42. pmc Effects of the indoor environment on the fraction of exhaled nitric oxide in school-aged children
    Thomas A Kovesi
    Department of Pediatrics, Children s Hospital of Eastern Ontario, University of Ottawa, Canada
    Can Respir J 16:e18-23. 2009
    ..The fractional concentration of exhaled nitric oxide (FeNO) appears to be a good marker for airway inflammation in children with asthma...
  43. ncbi request reprint Associations between personal exposures and fixed-site ambient measurements of fine particulate matter, nitrogen dioxide, and carbon monoxide in Toronto, Canada
    David Kim
    Department of Environmental Sciences and Engineering, The University of North Carolina at Chapel Hill, North Carolina 27599 7431, USA
    J Expo Sci Environ Epidemiol 16:172-83. 2006
    ..43). This study suggests that central fixed-site measurements of PM(2.5) and NO(2) may be treated as surrogates for personal exposures to PM(2.5) and NO(2) in epidemiological studies, and that NO(2) is a potential confounder of PM(2.5)...
  44. ncbi request reprint Sources of personal exposure to fine particles in Toronto, Ontario, Canada
    David Kim
    Department of Environmental Sciences and Engineering, The University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
    J Air Waste Manag Assoc 55:1134-46. 2005
    ..5 includes a greater relative contribution from combustion sources compared with outdoor PM2.5 measurements where regional sources are the dominant contributor...
  45. ncbi request reprint Effect of airborne allergens on emergency visits by children for conjunctivitis and rhinitis
    Sabit Cakmak
    Lancet 359:947-8. 2002
    ..01). Our results suggest that conjunctivitis and rhinitis could be caused by fungal spores and pollens in the air...
  46. ncbi request reprint Respiratory health effects of air pollution gases: modification by education and income
    Sabit Cakmak
    Biostatistics and Epidemiology Division Environmental Health Science Bureau of Health Canada, Ottawa
    Arch Environ Occup Health 61:5-10. 2006
    ..7-3.3) from lowest to highest quartile of education (trend test p = .001). Living in communities in which the individuals have lower household education and income levels may increase the individuals' vulnerability to air pollution...
  47. ncbi request reprint Levels and determinants of formaldehyde, acetaldehyde, and acrolein in residential indoor air in Prince Edward Island, Canada
    Nicolas L Gilbert
    Air Health Effects Division, Health Canada, 400 Cooper Street, PL 4602C, Ottawa, Ont, Canada K1A 0K9
    Environ Res 99:11-7. 2005
    ..These data also confirm that smoking is a significant source of acetaldehyde and acrolein and indoor air...