Online Analysis & Reporting Platform

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Welcome to WesDaX, Westat's Data Explorer! Designed for quick and easy access to valuable insights. WesDaX - through its dynamic, online system - leverages and organizes complex data into illuminating visualizations and actionable tables.

Easy to deploy and navigate, WesDaX offers users an efficient and effective tool that expands the utility of research. Join numerous other projects in getting the most out of your data today!

  • Maintain control over information while disseminating project documents and data to stakeholders
  • Create simple summary tables with statistical tests from a complex survey sample in less than 20 seconds
  • Create charts and maps and then download the results into Excel format
Map Data
Bar Chart
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Analyze data quickly and easily generates statistics (frequencies, percentiles, means), tables and figures that can be cited in studies, presentations, reports, or briefings
Weighted and unweighted data can be displayed in frequency distributions, cross-tabs, means, percentiles, confidence intervals, and statistical testing
Custom reports written in SAS® can be parameterized to enable users to optimize/tailor their output with seamless integration. These results can be displayed in various formats from Excel to PDF
Robust confidentiality treatments are available — even though case-level data are not displayed, disclosure risks may remain if non-public data are used
WesVar® is the analytic engine for WesDaX, developed by Westat , and
analyzes data from simple to the most complex sample designs
Out of the box design allows for quick set up with minimal
labor for projects and datasets of any size

Here are some organizations and projects that have used WesDaX:

  • American Association of Universities (AAU)
  • Office of Juvenile and Delinquency Prevention (OJJDP)
  • Substance Abuse and Mental Health Service Administration (SAMHSA)
  • National Heart, Lung, and Blood Institute (NHLBI)
  • Administration on Community Living (ACL)
  • Office of Personnel Management (OPM)
  • Wounded Warrior Project (WWP)
  • Department of Veterans Affairs (VA)
Open Access

Explore a sample of WesDaX's capabilities by using a subset of the variables from the Behavioral Risk Factor Surveillance System (BRFSS) public data. Delve into what WesDaX has to offer and conduct research on complex survey data from key national surveys and files.

  • Generate valid BRFSS estimates
  • Create tables with results spanning multiple years
  • Variances are estimated from complex samples using replicate weights
  • Run a regression model using examples of how projects can set up SAS macros
  • Produce a customizable report to illustrate sets of
    frequencies and summary statistics
  • Review file contents and codebooks
Research Data Sets

Utilize public use data sets to gain valuable insights into the results of large national surveys and census. Analyze huge amounts of data to discover trends and other useful visualizations.

Select a data set to explore:
Link to https://wesdax.com/publicaccess.aspxAmerican Community Survey
The American Community Survey (ACS) is the largest survey in the US, conducted by the US Census Bureau , and covers topics related to disability, educational attainment, employment, journey to work, income, language proficiency, migration, and housing characteristics.
Link to https://wesdax.com/publicaccess.aspxCurrent Population Survey
The Current Population Survey (CPS) Annual Social and Economic Supplement (ASEC) is a large national survey, conducted jointly by the US Bureau of Labor Statistics  and US Census Bureau , that provides data generally relating to income, poverty, and health insurance coverage.
Link to https://wesdax.com/publicaccess.aspxCommon Core of Data
The Common Core of Data (CCD) provides comprehensive data (e.g., enrollment by grade) on a national census of public
elementary and secondary schools and school districts sponsored by the US Department of Education .

Contact us to see how WesDaX can help your project!

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