Topic/focus: Healthcare Facilities and Services Year(s): 1992 - 2009 Source: National Center for Health Statistics Study and sample characteristics: Patient records Universe: Visits to the emergency departments and outpatient departments of non institutional general and short-stay hospitals, exclusive of Federal, military, and Veterans Administration hospitals Variables: Varies by year Access: Publically available Cost: Free Key web links: Ambulatory Health Care Data Primary Institutional Contact: EDRC Coordinator (tchelius@mcw.edu)
Summary: The NHAMCS covers the areas of ambulatory care not included in the National Ambulatory Medical Care Survey: visits to hospital emergency departments and outpatient departments. The NHAMCS is organized into an emergency department file and an outpatient file and includes data items on demographics, hospital information, diagnoses, procedures, injury status, medications, and diagnostic services.