1. An expected outcome data system storing data representing a plurality of different expected outcomes of patient care and treatment for use in providing healthcare to a patient, comprising: an acquisition processor for acquiring data representing an expected outcome of treatment associated with a medical problem, for storage in a repository; at least one repository, electrically coupled to said acquisition processor, including data representing a plurality of different expected outcomes of treatment and an individual expected outcome of treatment has an expected outcome name and is characterized by expected outcome attributes and an individual expected outcome attribute has a plurality of attribute properties determining how an expected outcome attribute is represented, said expected outcome attributes including, a focus term indicating a topic of an expected outcome, an expected outcome likelihood term indicating an assessment of likelihood of the associated corresponding expected outcome, and a client term indicating at least one target person for care; said attribute properties including, a format attribute property indicating a format constraint of said expected outcome attribute and determining formatting or presentation of said expected outcome attribute, and a content attribute property indicating a content constraint of said expected outcome attribute and determining modification of said expected outcome attribute; and a retrieval processor, electrically coupled to said repository, for retrieving data representing at least one expected outcome from said repository and communication of said expected outcome attributes to a destination system for processing data representing an expected outcome in response to said attribute properties.