what are some similarities and differnces of case management in the community setting and in the managed care environment.

Question

As i see it, Case management has become a critical element in a community focused mental health system. Case management in the community is based on coordinating a system that is disjointed. The main goal in both settings is to help foster the ability to help individuals function in the least restrictive way as well as develop and maintain the ability to improve the quality of their lives by becoming self-sufficient; learning to cope and adapt positively to his or her environment. With managed care, the key component in any strategy is to reduce hospital impatient census.

can you help me with the similarities and differnces?