Epidemiology

Reports from P. Jenkins and co-researchers add new data to research in epidemiology

Published in Hospital Business Week, April 6th, 2008

According to a study from the United States, "A large health survey was combined with a simulation study to contrast the reduction in bias achieved by double sampling versus two weighting methods based on propensity scores. The survey used a census of one New York county and double sampling in six others."

"Propensity scores were modeled as a logistic function of demographic variables and were used in conjunction with a random uniform variate to simulate response in the census. These data were used to estimate the prevalence of chronic disease in a population whose parameters were defined as values from the census. Significant (p < 0.0001) predictors in the logistic...

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Source: Hospital Business Week (2008-04-06)

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