نتایج جستجو برای: environmental exposure

تعداد نتایج: 648290  

Journal: :Pediatrics 2009
Peyton A Eggleston

Pediatric asthma has many causes and can manifest differently in different children and at different times. Understanding the many factors related to the development and exacerbation of asthma is complicated by the complexity of the many environmental exposures related to asthma development and morbidity. Furthermore, the same environmental exposures that may cause increased symptoms at 1 point...

2015
Amit Dhungel Denis Zmirou-Navier Emilie van Deventer

This study aims to describe current risk management practices and policies across the world in relation to personal exposures from devices emitting radiofrequency fields, environmental exposures from fixed installations and exposures in the work environment. Data from 86 countries representing all WHO regions were collected through a survey. The majority of countries (76.8 %) had set exposure l...

Journal: :Environmental Health Perspectives 2004
Candace Tingen Joseph B Stanford David B Dunson

Although there has been growing concern about the effects of environmental exposures on human fertility, standard epidemiologic study designs may not collect sufficient data to identify subtle effects while properly adjusting for confounding. In particular, results from conventional time to pregnancy studies can be driven by the many sources of bias inherent in these studies. By prospectively c...

Journal: :Neuroepidemiology 2004
Dhelia M Williamson Judy P Henry

Citizens living around hazardous waste sites in the USA have expressed concern to public health officials at the local, state and federal level about a perceived high prevalence of multiple sclerosis (MS) in their communities. Many believe the occurrence of the disease is directly linked to exposure to chemical agents from the nearby hazardous waste site. Although the public's concern regarding...

Journal: :Biometrics 2007
Bhramar Mukherjee Li Zhang Malay Ghosh Samiran Sinha

In case-control studies of gene-environment association with disease, when genetic and environmental exposures can be assumed to be independent in the underlying population, one may exploit the independence in order to derive more efficient estimation techniques than the traditional logistic regression analysis (Chatterjee and Carroll, 2005, Biometrika92, 399-418). However, covariates that stra...

Journal: :Occupational and environmental medicine 2005
P Vineis H Ahsan M Parker

but policies based on freedom of choice divorced from an awareness of the broader social context have the potential to favour the wealthy, the highly educated, and the genetically healthy. Not everyone, for example, has the choice about where they are going to work—lack of skills, lack of mobility, living in an area of high unemployment, and so on may make it impossible for those who are reject...

2011
Rodrick Wallace Deborah Wallace

Age has long been known as the primary population ‘risk factor’ for cancer. We suggest that the observed disparities in hormonal cancers by ethnicity, gender, and other indices of social structure and power relationships, imply a differential aging by psychosocial and environmental exposures, in the context of cross-generational epigenetic heritage. A relatively simple model of malignancy regul...

Journal: :Pediatrics 2003
Ruth A Etzel

Environmental exposures may increase a child's risk of developing asthma and also may increase the risk of asthma exacerbations. This article reviews several environmental exposures and suggests whether they contribute to asthma prevalence, asthma exacerbations, or both. Outdoor air exposures and violence are not likely to cause the increase in asthma prevalence. Exposure to outdoor air polluta...

2016
Denise P. McGinnis John S. Brownstein Chirag J. Patel

Identifying environmental exposures associated with blood pressure is a priority. Recently, we proposed the environment-wide association study to search for and replicate environmental factors associated with phenotypes. We conducted the environment-wide association study (EWAS) using the National Health and Nutrition Examination Surveys (1999-2012) which evaluated a total of 71,916 participant...

Journal: :Neurotoxicology 2011
Jason P Magby April P Neal William D Atchison Isaac P Pessah Timothy J Shafer

The "Hot Topic Keynotes: Channelopathies" session of the 26th International Neurotoxicology Conference brought together toxicologists studying interactions of environmental toxicants with ion channels, to review the state of the science of channelopathies and to discuss the potential for interactions between environmental exposures and channelopathies. This session presented an overview of chem...

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