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CQL - Clinical Quality Language

CQL Overview

Teach Me CQL Video Series (Video shorts can be viewed in any order)

  • Day of v Date From and Timing Comparisons - YouTube Video Short - August 2024
  • Fluent Functions - YouTube Video Short - July 2024
  • Hospitalization with Observation - YouTube Video Short - July 2024
  • AND OR Precedence - YouTube Video Short - July 2023
  • Open and Closed Parentheses - YouTube Video Short - July 2023
  • Choice Types - YouTube Video Short - June 2023
  • Birth Date - YouTube Video Short - June 2023
  • Latest, LatestOf, Earliest, EarliestOf, HasStart, HasEnd - YouTube Video Short - August 2022
  • Coalesce - YouTube Video Short - August 2022
  • Normalize Interval - YouTube Video Short - July 2022
  • Time Zone Considerations - YouTube Video Short - July 2022

Cooking with CQL Sessions

To review common questions and answers about CQL, visit the eCQI Center's FAQs page and expand the Clinical Quality Language topic. 

Last Updated: Jun 17, 2025