Search Tips for Variables
Enter words or strings that are likely to appear in a variable name, label, question, and value labels:
will return variables dealing with all presidential elections
Presidential election Obama
will return only variables dealing with the 2008 and 2012 presidential elections
Use quotes to search for specific phrases:
The minus sign may be used to remove certain types of results:
"Presidential debate" -"Bill Clinton"
will eliminate the debates from 1992 and 1996 in which Clinton participated.
A Boolean "and" is implied in the search.
The search automatically does stemming (more info); there's no need to type in an asterisk. It's also case-insensitive.
A fielded search is also available.
Find & Compare Variables
You can search over 500,000 variables from NAHDAP studies and construct side-by-side comparisons of up to five variables at a time.
Please note that we do not have variable-level information for all datasets in our collection; do not use this tool to locate datasets. For a comprehensive search of all datasets, use our main data search, which indexes all of the documentation available for our studies, including the variable descriptions.