Technical Tips and Training

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Welcome to the NSSP Technical Tips page, where you’ll find helpful tips, tricks, and training for working with BioSense Platform tools such as ESSENCE, Access & Management Center, and RStudio Professional.

Technical Tips and Training


  • Free-text Coding Article Series—how to write ESSENCE free-text queries:

Part 1. Wildcards
Part 2. Underscores_and Brackets [ ]
Part 3. Inclusionary Terms
Part 4. Exclusion Terms and Parentheses
Part 5. A “Starter” Fall-related Injury Query and Examples of Complex Queries
Part 6. Wrapping Things Up


Page last reviewed: September 24, 2021