The Patient Safety Task Force of the Department for Health and Human Services.
Chart abstraction using electronic data collection tool. Once medical records are selected from the sample, abstractors use explicit clinical criteria to examine the process of care, ascertain the occurrence of specific adverse events, determine that the event is an adverse event, and assess patient risk factors.
Cross-sectional. The MPSMS data sources are a national random sample of medical records for all Medicare hospital discharges stratified by State and Medicare administrative data.
MPSMS inpatient medical records: a randomly-selected, nationwide subset of inpatient medical records from the Medicare Hospital Monitoring Program (HPMP), and Medicare Administrative Data.
The purpose of the system is to identify rates of adverse events in the Medicare population as expressed in medical records and administrative data. Adverse event categories include the following:
The system also collects and examines patient risk factor information, such as demographics, principal diagnosis and its severity, and comorbid conditions and treatments.
Medicare beneficiaries as required for the relevant measure.
Age, race, gender.
2002.
Data is collected monthly and aggregated annually.
All States and Puerto Rico.
Agency homepage: http://www.cms.hhs.gov
Data system homepage: http://www.cms.hhs.gov
Fundamentals of Medicare Patient Safety Surveillance: Intent, Relevance, and Transparency. DR Hunt, N Verzier, SL Abend, C Lyder, LJ Jaser, N Safer, P Davern. Manuscript in preparation.