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CMS defines a hospital readmission as "an admission to an acute care hospital within 30 days of discharge from the same or another acute care hospital. [1]" It uses an "all-cause" definition, meaning that the cause of the readmission does not need to be related to the cause of the initial hospitalization.
The Agency for Healthcare Research and Quality [1] (AHRQ; pronounced "ark" by initiates and often "A-H-R-Q" by the public) is one of twelve agencies within the United States Department of Health and Human Services (HHS). [2] The agency is headquartered in North Bethesda, Maryland, a suburb of Washington, D.C. (with a Rockville mailing address).
Their data has impact: a nurses' union's 2011 public statements cited Becker's data to justify their demands. [7] Becker's reports on how data is used (or abused) [8] and they cite, review and analyze [9] surveys and rankings, [10] including how various subgroups of medical practitioners are affected. [11]
Unnecessary health care (overutilization, overuse, or overtreatment) is health care provided with a higher volume or cost than is appropriate. [1] In the United States, where health care costs are the highest as a percentage of GDP, overuse was the predominant factor in its expense, accounting for about a third of its health care spending ($750 billion out of $2.6 trillion) in 2012.
An example of a Kaplan–Meier plot for two conditions associated with patient survival. The Kaplan–Meier estimator, [1] [2] also known as the product limit estimator, is a non-parametric statistic used to estimate the survival function from lifetime data.