Managed care: past evidence and potential trends.

摘要: Enrollment in network-based managed care plans has grown rapidly, raising important questions about the actual impact of different types on health use, expenditure, and quality care. In this article, we analyze literature performance relative to fee-for-service plans. We find strong evidence that staff- group-model HMOs have lowered utilization expenditure while maintaining The relatively sparse is more mixed newer forms organizations (MCOs). also speculate future trends It likely employers will increase their economic leverage with firms, accelerating processes are leading greater concentration marketshare among firms. turn, MCOs providers, which help contain costs monitor quality. Some adapt features HMOs, including increased emphasis provider selection reselection.