scholarly journals Public-Use vs. Restricted-Use: An Analysis Using the American Community Survey

2018 ◽  
Vol 8 (1) ◽  
Author(s):  
Saki Kinney ◽  
Alan F Karr

Statistical agencies frequently publish microdata that have been altered to protect condentiality. Such data retain utility for many types of broad analyses but can yield biased or insufficiently precise results in others. Research access to de-identied versions of the restricted-use data with little or no alteration is often possible, albeit costly and time-consuming. We investigate the advantages and disadvantages of public-use and restricted-use data from the American Community Survey (ACS) in constructing a wage index. The public-use data used were Public Use Microdata Samples, while the restricted-use data were accessed via a Federal Statistical Research Data Center. We discuss the advantages and disadvantages of each data source and compare estimated CWIs and standard errors at the state and labor market levels. We find the results from the publicly available data are generally good relative to the restricted-use data, with greater similarity for larger areas and less similarity for smaller areas. Standard errors are higher in the public-used data but may still be underestimated.

2019 ◽  
Author(s):  
Corey Sparks ◽  
Lloyd B. Potter

The American Community Survey (ACS) summary file data provide rolling 5-year estimates of demographic and socioeconomic indicator data for small geographiesthroughout the United States. These estimates are commonly used as indicators forregression models to measure conditions in communities. The Margins of Error (MOE) inthe ACS estimates for small geographic areas can often be very large, and without takingthem into account, regression analyses using them can be mis-specified, leading to bias inregression coefficients and model standard errors. This paper directly comparesmeasurement error model specifications to naive model specifications for a mortalityoutcome in Texas Census tracts using Bayesian model specializations. The results showthat there is bias in the naive regression model results. We urge users of the ACSsummary file data to be aware of such bias as it can potentially impact interpretation ofmodel results and hypothesis tests.


2017 ◽  
Author(s):  
Joseph Gibbons

Distrust of the health system is a longstanding issue for ethnoracial minorities, especially for Blacks. Not well understood, however, is the role ethnoracial segregation within a city plays in this distrust. While segregation is typically associated with neighborhood ills, there is evidence that it also can moderate distrust. This study draws on the 2008 wave of the Public Health Management Corporation's Southeastern Pennsylvania Household Health Survey and the 2005-2009 American Community Survey to explore the possibility that segregation effects healthcare system distrust. Using Hierarchical Linear Modeling, we find residence in predominately Black neighborhoods was associated with less distrust in the healthcare system for the Black respondents while residence in mixed neighborhood was associated with more distrust for Black respondents. These findings call for a reevaluation of how healthcare system distrust is understood. Distrust has been connected to poorer health outcomes, playing into wider gaps in ethnoracial minority health outcomes.


Author(s):  
J.ane L. McCall ◽  
Amy K. Pasini ◽  
Richard B. Wait

This chapter describes two case studies that demonstrate how the technology of Geographic Information Systems (GIS) can be combined with community data to address healthcare problems. The purpose is to present a model that can be replicated by other hospitals or those with an interest in promoting the public health.


Author(s):  
Nicolas Kim

Researchers from a growing range of fields and industries rely on public-access census data. These data are altered by census-taking agencies to minimize the risk of identification; one such disclosure avoidance measure is the data swapping procedure. I study the effects of data swapping on contingency tables using a dummy dataset, public-use American Community Survey (ACS) data, and restricted-use ACS data accessed within the U.S. Census Bureau. These simulations demonstrate that as the rate of swapping is varied, the effect on joint distributions of categorical variables is no longer understandable when the data swapping procedure attempts to target at-risk individuals for swapping using a simple targeting criterion.


2020 ◽  
Vol 19 (2) ◽  
pp. 134-148
Author(s):  
Rogelio Sáenz

Demographic shifts have transformed the racial and ethnic composition of the U.S. undergraduate population. Data from the American Community Survey are used to analyze Latino undergraduate enrollment as well as factors that contribute to the matriculation of undocumented Latino young adults. The article concludes with an overview of the implications of the growth of the Latino population and the experience of undocumented students on educational practices and policies.


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