Psychometric Validation of Central Venous Catheter Insertion Mastery Learning Checklist Data and Decisions.

Mastery learning is an effective education intervention to achieve clinical skill acquisition among IM and EM residents. Item response theory analyses reveal desirable measurement properties for the MPSs previously set by expert faculty panels. Item response theory analysis is useful for evaluating standards for mastery learning interventions. The CVC mastery learning curriculum, reliable outcome data, and high achievement standards together contribute to reaching valid decisions about the competence of resident physicians to perform the clinical procedure.