PSOs reduce the incidence of adverse patient events.
Patient surveys on health care experience
Helping to move PCOR evidence into practice


The Agency for Healthcare Research and Quality (AHRQ)'s programs offer practical information to help a variety of health care organizations, providers, and others make care safer in all health care settings.

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HCUP (pronounced "H-Cup") is a family of health care databases and related software tools and products developed through a Federal-State-Industry partnership and sponsored by AHRQ. HCUP databases bring together the data collection efforts of State data organizations, hospital associations, private data organizations, and the Federal Government to create a national information resource of encounter-level health care data (HCUP Partners). HCUP includes the largest collection of longitudinal hospital care data in the United States, with all-payer, encounter-level information beginning in 1988. These databases enable research on a broad range of health policy issues, including cost and quality of health services, medical practice patterns, access to health care programs, and outcomes of treatments at the national, State, and local market levels.
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MEPS is a set of large-scale surveys of families and individuals, their medical providers, and employers across the United States. MEPS is the most complete source of data on the cost and use of health care and health insurance coverage.
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The National Healthcare Quality and Disparities Reports (NHQR/DR) provides a unified Web tool for investigating information presented in the NHQR/DR. It incorporates features from the national reports, State Snapshots, and NHQR/DR query tool. It allows users to drill down from the broadest picture of healthcare quality and disparities on the national and State levels to view detailed analyses of specific measures
The NQMC is a public resource for summaries of evidence-based quality measures and measure sets. NQMC also hosts the HHS Measures Inventory.
3 pages of generalized data
The SRDR is an open-access repository of data abstracted from primary studies included in systematic reviews. It aims to improve the efficiency and transparency of updating systematic reviews by having a repository of data from previous systematic reviews in a readily-accessible and reusable format.
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The Technology Assessment Program provides technology assessments for the Centers for Medicare & Medicaid Services to inform its national coverage decisions for the Medicare program as well as provide information to Medicare carriers.
United States Health Information Knowledgebase
The U.S. Health Information Knowledgebase provides an online, publicly accessible registry and repository of health care-related data, metadata, and standards to support the health information technology initiatives of the HHS Secretary and AHRQ. The knowledgebase provides the functionality to interactively view, compare, and download data information in various formats to analyze and harmonize standards, clinical quality and patient safety measures, and other health care data.