Functional assessment for transitions in patient acuity and care.

This article provides an overview of functional assessment, describes how functional assessment is performed using standardized tools, and discusses the nurse's role in functional assessment and the interdisciplinary rehabilitation practice setting. In addition, a description of the various levels of care used in the provision of rehabilitative services, and examples of how functional assessment may be related to moving a patient to the next level of care and along the continuum of care, are provided.