R. S. Murphy
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National estimates of blood lead levels: United States, 1976-1980: association with selected demographic and socioeconomic factors.
- K. Mahaffey, J. Annest, J. Roberts, R. S. Murphy
- The New England journal of medicine
- 2 September 1982
Data from the second National Health Nutrition Examination Survey showed that 22 per cent of persons six months through 75 years old had blood lead levels under 10 micrograms per deciliter; 1.9 per… Expand
Selected pesticide residues and metabolites in urine from a survey of the U.S. general population.
- F. Kutz, B. Cook, O. Carter-Pokras, D. Brody, R. S. Murphy
- Chemistry, Medicine
- Journal of toxicology and environmental health
- 1 October 1992
Residues of toxic chemicals in human tissues and fluids can be important indicators of exposure. Urine collected from a subsample of the second National Health and Nutrition Examination Survey was… Expand
Plan and operation of the HANES I augmentation survey of adults 25-74 years United States, 1974-1975.
- A. Engel, R. S. Murphy, K. Maurer, E. Collins
- Vital and health statistics. Ser. 1, Programs and…
- 1 June 1978
Under the legislation establishing the National Health Survey, the Public Health Service is authorized to use, insofar as possible, the services or facilities of other Federal, State, or private… Expand
Selected pesticide residues or metabolites in blood and urine specimens from a general population survey.
The National Center for Health Statistics collaborated with the National Human Monitoring Program of the U.S. Environmental Protection Agency (EPA) in a four-year study to assess the exposure of the… Expand
Factors involved in selecting a dietary survey methodology for national nutrition surveys
Use of exposure databases for status and trends analysis.
- L. Goldman, M. Gomez, +7 authors D. G. Wellington
- Archives of environmental health
- 1 December 1992
Exposure databases are useful for monitoring status and trends in environmental health. However, other supporting data are usually needed to infer human exposure or internal dose. Program planning… Expand
Summary of Current Diabetes-related Data from the National Center for Health Statistics
The National Center for Health Statistics (NCHS) conducts national studies, publishes results, and releases microdata tapes that contain information of central importance to diabetes epidemiology.… Expand
Impaired glucose tolerance in women using oral contraceptives: United States, 1976-1980.
Based on 75-g oral glucose tolerance test results from the second National Health and Nutrition Examination Survey (1976-1980), women 20-44 years reporting the use of oral contraceptives (OCs) had… Expand
Issues associated with the design of a national probability sample for human exposure assessment.
Data obtained from national probability sample surveys provide important information on the prevalence of various health conditions and distributions of physical and biochemical characteristics of… Expand
Cardiovascular risk status and oral contraceptive use: United States, 1976-1980.
- R. Russell-Briefel, T. Ezzati, R. Fulwood, J. A. Perlman, R. S. Murphy
- Preventive medicine
- 1 July 1986
Data from the second National Health and Nutrition Examination Survey, conducted in 1976-1980, were analyzed for the prevalence of cardiovascular risk factors (cigarette smoking, serum cholesterol,… Expand