Now showing items 31-40 of 59
Sample designs for measuring the health of small racial/ethnic subgroups
(John Wiley & Sons, Ltd., 2008-09-10)
Most national health surveys do not permit precise measurement of the health of racial/ethnic subgroups that comprise <1 per cent of the U.S. population. We identify three potentially promising sample design strategies for ...
Bayesian inference for the stereotype regression model: Application to a case–control study of prostate cancer
(John Wiley & Sons, Ltd., 2009-11-10)
The stereotype regression model for categorical outcomes, proposed by Anderson ( J. Roy. Statist. Soc. B. 1984; 46 :1–30) is nested between the baseline-category logits and adjacent category logits model with proportional ...
Investing time in health: do socioeconomically disadvantaged patients spend more or less extra time on diabetes self-care?
(John Wiley & Sons, Ltd., 2009-06)
Background : Research on self-care for chronic disease has not examined time requirements. Translating Research into Action for Diabetes (TRIAD), a multi-site study of managed care patients with diabetes, is among the first ...
Combining data from primary and ancillary surveys to assess the association between neighborhood-level characteristics and health outcomes: the Multi-Ethnic Study of Artherosclerosis
(John Wiley & Sons, Ltd., 2008-11-29)
There is increasing interest in understanding the role of neighborhood-level factors on the health of individuals. Many large-scale epidemiological studies that accurately measure health status of individuals and individual ...
Quadratic inference functions in marginal models for longitudinal data
(John Wiley & Sons, Ltd., 2009-12-20)
The quadratic inference function (QIF) is a new statistical methodology developed for the estimation and inference in longitudinal data analysis using marginal models. This method is an alternative to the popular generalized ...
Analysis of matched case–control data with multiple ordered disease states: possible choices and comparisons
(John Wiley & Sons, Ltd., 2007-07-30)
In an individually matched case–control study, effects of potential risk factors are ascertained through conditional logistic regression (CLR). Extension of CLR to situations with multiple disease or reference categories ...
Weight and wages: fat versus lean paychecks
(John Wiley & Sons, Ltd., 2009-05)
Past empirical work has shown a negative relationship between the body mass index (BMI) and wages in most cases. We improve on this work by allowing the marginal effect of non-linear BMI groups to vary by gender, age, and ...
The Use of Simulation Models for the Surveillance, Justification and Understanding of Tobacco Control Policies
(Kluwer Academic Publishers; Springer Science+Business Media, 2002-04)
Debates over national tobacco legislation and the use of state settlement funds demonstrate a need for information on the effects of tobacco control policies. Computer simulation models that are based on empirical evidence ...
Mediation analysis with principal stratification
(John Wiley & Sons, Ltd., 2009-03-30)
In assessing the mechanism of treatment efficacy in randomized clinical trials, investigators often perform mediation analyses by analyzing if the significant intent-to-treat treatment effect on outcome occurs through or ...
Operations Research Methods Applied to Workflow in a Medical Records Department
(Kluwer Academic Publishers; Springer Science+Business Media, 2002-08)
Transcribing medical documents accurately into pre-defined formats and within certain time frames is vital for administrative and medical purposes in any hospital. This paper describes quantitative models incorporating ...