National Addiction & HIV Data Archive Program
Types of Searches
- "Search for Data" is an integrated search that queries the metadata records on archived studies, the full text of the documentation,
the variables (when available), and the related citations.
- The bibliography search only searches the citations, not the full text of the publication.
- The variable search indexes the question text, answer text, variable label, variable name, and any note
text associated with the variable.
- Searching is not case sensitive.
race return the same results.
- The search engine uses quotation marks to do phrase searching.
- If you enter multiple words, they are treated as a default Boolean "and" so you get results that have
all the words. Boolean operators ("and," "or," and "not") are ignored.
- You can omit terms by preceding them with a minus sign. If I wanted all studies that discuss recidivism, but
not studies focused on predicting recidivism, I would enter
- Do not use an asterisk (*) to match partial words. The search engine automatically performs "stemming,"
meaning that partial-word matches should appear in search results
- Field searching has been replaced by facets, which appear in the right column on the results page.