Archives For: 2010


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Health risks among nuclear workers in Ontario who have been exposed to internal sources of ionizing radiation: A feasibility study

Status: completed Purpose: The purpose of this study is to conduct a preliminary design and feasibility analysis for a future epidemiological study designed to quantify health risks among nuclear workers in Ontario who have been exposed to ionizing radiation from internal emitters. Significance: The nuclear industry has been and will continue to be an important industry …

National study of exposure to pesticides among professional applicators: an investigation based on urinary biomarkers

Harris, S.A., Villeneuve, P.J., Crawley, C.D., Mays, J.E., Yeary, R.A., Hurto, K.A., & Meeker, J.D. National study of exposure to pesticides among professional applicators: an investigation based on urinary biomarkers. Journal of Agricultural and Food Chemistry, 2010; 58(18):10253-61. Epidemiologic studies of pesticides have been subject to important biases arising from exposure misclassification. Although turf applicators …

New OCRC article: Exposure to pesticides among professional applicators

Dr. Shelley Harris, OCRC Scientist, recently had a study published on professional applicators’ exposure to pesticides. The article, “National Study of Exposure to Pesticides among Professional Applicators: An Investigation Based on Urinary Biomarkers”, is found on PubMed.

A model to predict 24-Hour urinary creatinine using repeated measurements in an occupational cohort study

Kroos, D., Mays, J.E., and Harris, S.A. A model to predict 24-Hour urinary creatinine using repeated measurements in an occupational cohort study. Journal of Exposure Science and Environmental Epidemiology, 2010; 20(6):516-525. ABSTRACT: Creatinine measurements can be used to standardize urinary pesticide concentrations and to estimate “completeness” of urine collections. Published statistical models exist to predict …

Ontario uranium miner cohort: Linkage with national mortality and cancer incidence files

This study will update the cancer experience of an Ontario uranium miner cohort by extending follow-up over 20 years for mortality and, for the first time, examining cancer incidence.

2011 Ontario Occupational Health Nurses Association Conference

The 2011 Ontario Occupational Health Nurses Association Conference will be held in Ottawa, ON, June 2-3, 2011. More information can be found at the conference website: www.oohna.on.ca/conference.

Canadian Public Health Association 2011 Annual Conference

The Canadian Public Health Association’s 2011 Annual Conference will take place in Montreal, QC, June 19-22, 2011. Please see the conference website for more details: www.cpha.ca/en/conferences/conf2011.aspx.

Research Recommendations for Selected IARC-Classified Agents

A study has been published in Environmental Health Perspectives identifying research gaps and needs for twenty agents prioritized for review by the International Agency for Research on Cancer (IARC). IARC has prioritized these agents based on evidence of widespread human exposures and potential carcinogenicity in animals or humans. Environmental Health Perspectives is a journal of the U.S. …

Occupational exposures increase risk of lung cancer in never-smokers

A recent study published in BMC Cancer demonstrated that exposure at work to potential cancer-causing agents is associated with increased lung cancer risk in the total population and an even higher risk amongst those who have never smoked. More specifically, never-smokers who were exposed to solvents, paints or thinners, welding equipment or smoke, soot or …

Systematic review of occupational cancer prevention efforts

To summarize existing evidence on the effectiveness of occupational cancer prevention efforts, such as substance bans, reductions and substitutions, and the use of personal protective equipment.

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