A full list of elements that could be used to describe the characteristics of practitioners is listed in the Practitioner Level set of elements in this document. The categories of practitioner level elements include: Identification; Demographics; Credentialing/Licensure; Employment; Education; Professional Development; and Work Experience. While a multitude of descriptive analyses could be performed, examples of a few of these analyses are provided below. Examples 2 and 3 show the ways in which data elements can be combined to understand patterns for sub-groups of practitioners. Other sub-group analyses could include by Child Care Years of Experience, Early Childhood Degree Holder, or Sex.