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These i2b2 web client plugins enables a user to visualize the demographics of a subset of a patient set, as well as those subsets that are associated (observed) with certain concepts (ontology terms) in certain ways.

These plugins comprise the CARE (Cohort Analysis & Refinement Expeditors) Tool Set developed as a result of feedback and suggestions from the i2b2 users community in the University of Massachusetts Medical School. As its name implies, the purpose of this tool set is to facilitate and expedite the analysis of the cohorts (i.e. a subset of a patient set) and therefore hopefully the refined usage of those particular cohorts in a study.

As with any web client plugins, they can be accessed and invoked by a user via the "Analysis Tools" menu near the top right corner of the web client page. Each of these plugins is associated with the following "CARE" icon:

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