Tuyển tập các báo cáo nghiên cứu về hóa học được đăng trên tạp chí hóa học đề tài : Prevalence of multiple chronic conditions in the United States' Medicare population | Health and Quality of Life Outcomes BioMed Central Research Prevalence of multiple chronic conditions in the United States Medicare population Kathleen M Schneider t Brian E O Donnellt and Debbie Deant Open Access Address Buccaneer Computer Systems and Service Inc. 1401 50thStreet Suite 200 West Des Moines Iowa 50266 USA Email Kathleen M Schneider - kschneider@ Brian E O Donnell - bodonnell@ Debbie Dean - ddean@ Corresponding author tEqual contributors Published 8 September 2009 Received 13 April 2009 Health and Quality of Life Outcomes 2009 7 82 doi 1477-7525-7-82 Accepted 8 September 2009 This article is available from http content 7 1 82 2009 Schneider et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract In 2006 the Centers for Medicare Medicaid Services which administers the Medicare program in the United States launched the Chronic Condition Data Warehouse CCW . The CCW contains all Medicare fee-for-service FFS institutional and non-institutional claims nursing home and home health assessment data and enrollment eligibility information from January 1 1999 forward for a random 5 sample of Medicare beneficiaries and 100 of the Medicare population from 2000 forward . Twenty-one predefined chronic condition indicator variables are coded within the CCW to facilitate research on chronic conditions. The current article describes this new data source and the authors demonstrate the utility of the CCW in describing the extent of chronic disease among Medicare beneficiaries. Medicare claims were analyzed to determine the prevalence utilization and Medicare program costs for some common and high cost chronic conditions in the Medicare FFS population in 2005. Chronic .
