JAMA : the journal of the American Medical Association
-
To estimate the extent of exposure of the US population to environmental tobacco smoke and the contribution of the home and workplace environment to environmental tobacco smoke exposure. ⋯ The high proportion of the population with detectable serum cotinine levels indicates widespread exposure to environmental tobacco smoke in the US population. Both the home and workplace environments significantly contribute to environmental tobacco smoke exposure in the United States.
-
To investigate how local television news reported on health system reform during the week President Clinton presented his health system reform bill. ⋯ Although health system reform was the focus of a large number of local television news stories during the week, in-depth explanation was scarce. In general, the news stories provided superficial coverage framed largely in terms of the risks and costs of reform to specific stakeholders.
-
To test the hypothesis that long-term lead accumulation, as reflected by levels of lead in bone (as opposed to blood which reflects recent lead exposure), is associated with an increased odds of developing hypertension. ⋯ Our findings suggest that long-term lead accumulation, as reflected by levels of lead in bone, may be an independent risk factor for developing hypertension in men in the general population.