Please refer to the Data Dictionary page for the latest update on functionality.

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The data dictionary contains full variable information across all three LSs, advanced search options, plus the ability to save your own variable lists between sessions and download them for use when completing your application form.

It also contains ‘similarity scores’ to help researchers wishing to use more than one LS for their project.

You can also download these slides which explain a little more: Data Dictionary Guidance (PDF 3MB)

You can find further assistance with aspects of the Data Dictionary in the following pages:

• Boolean Searches
• Similarity Scoring
• General Notes