Now showing items 21-30 of 94
Modeling and analyzing HIV transmission: the effect of contact patterns
(Elsevier, 1988-12)
A compartmental model is presented for the spread of HIV in a homosexual population divided into subgroups by degree of sexual activity. The model includes constant recruitment rates for the susceptibles in the subgroups. ...
A retrospective analysis of the cost-effectiveness of dental sealants in a children's health center
(Elsevier, 1993-06)
A retrospective patient record analysis was conducted to study the cost-effectiveness of dental sealants placed under routine, unrestricted practice condition in a fluoridated community. The 26 dentists who provided care ...
A Cross-Sectional Assessment of the ACGIH TLV for Hand Activity Level
(Kluwer Academic Publishers-Plenum Publishers; Springer Science+Business Media, Inc., 2005-03)
The ACGIH Worldwide Threshold Limit Value (TLV) for hand activity “considers average hand activity level or “HAL” and peak hand force.” We report cross-sectional data that assess the validity of the TLV with respect to ...
Drinking water and cancer mortality
(Elsevier, 1986-09)
The problem of understanding the possible adverse health effects of organic chemical contaminants in drinking water is not new, but national concern has intensified in recent years. Despite this concern and regulatory ...
Bias reduction for risk ratio and vaccine effect estimators
(John Wiley & Sons, Ltd., 2001-06-15)
We examine the structural bias for established estimators of vaccine effects on susceptibility and for newer estimates of vaccine effects on infectiousness. We then propose and analyse new bias corrections for vaccine ...
The Economics of Integrated Depression Care: The University of Michigan Study
(Kluwer Academic Publishers-Plenum Publishers; Springer Science+Business Media, Inc., 2006-01)
A goal of the Robert Wood Johnson Depression and Primary Care Initiative at the University of Michigan is to create and implement the clinical care and financial systems necessary to enable links between primary care and ...
Sex differences in professional help seeking among adult black Americans
(Kluwer Academic Publishers-Plenum Publishers; Plenum Publishing Corporation ; Springer Science+Business Media, 1987-08)
Workplace surveillance for carpal tunnel syndrome: A comparison of methods
(Kluwer Academic Publishers-Plenum Publishers; Plenum Publishing Corporation ; Springer Science+Business Media, 1993-03)
A variety of screening procedures for carpal tunnel syndrome (CTS) were applied among workers in a manufacturing plant, and results were compared. The test procedures included a symptom survey, physical examination, limited ...
Predictors of Upper Extremity Discomfort: A Longitudinal Study of Industrial and Clerical Workers
(Kluwer Academic Publishers-Plenum Publishers; Springer Science+Business Media, Inc., 2005-03)
Upper extremity discomfort associated with work activity is common with a prevalence of over 50% in many settings. This study followed a cohort of 501 active workers for an average of 5.4 years. Cases were defined as workers ...
Population aging in the People's Republic of China
(Elsevier, 1986)
This paper provides a factual assessment of China's population aging and its social and economic consequences. It is projected that China will have a substantially older population in the middle of the 21st century. Major ...