Patient Safety

Number of Americans that die each year from medical errors (1999 est.)................................................ 44,000-98,00065
Number of Americans that die in the hospital each year due to 18 types of medical injuries (2000 est.)..... at least 32,00066
Rate of adverse drug reactions in hospital admissions.......................................................................... 2.0%-6.7%67, 68, 69, 70
Rate of adverse drug events among Medicare beneficiaries in ambulatory settings.................................. 50 per 1,000 person-years
Percentage of serious, life-threatening, or fatal events deemed preventable............................................ 40%
Cost (in lost income, disability, and health care costs) attributable to medical errors (1999 est.).............. $29 billion65
Groups with higher rates of some safety events................................................................................... racial minorities71, 72

This section highlights six measures of patient safety in three areas: nosocomial infections, postoperative complications and other adverse events, and inappropriate medication use by the elderly. (For findings related to all core report measures of patient safety, see Table 2.2a.)

Nosocomial Infections Cancer

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