JSM Preliminary Online Program
This is the preliminary program for the 2009 Joint Statistical Meetings in Washington, DC.

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Activity Number: 466
Type: Topic Contributed
Date/Time: Wednesday, August 5, 2009 : 10:30 AM to 12:20 PM
Sponsor: Section on Survey Research Methods
Abstract - #305230
Title: New Information for Policymakers: National Ambulatory Medical Care Survey and National Hospital Ambulatory Medical Care Survey
Author(s): Sandra L. Decker*+ and Linda McCaig*+ and Alan Simon*+ and Lauren Harris-Kojetin*+
Companies: National Center for Health Statistics and National Center for Health Statistics
Address: 3311 Toledo Road, Hyattsville, MD, 20782, 3311 Toledo Road, Hyarttsville, MD, 20782, 3311 Toledo Road Room 3231, Hyattsville, MD, 20782, 3311 Toledo Road, Hyattsville, MD, 20782,
Keywords: Provider surveys ; Complex surveys ; National data
Abstract:

The National Center for Health Statistics conducts two surveys of ambulatory care provided in the United States: the National Ambulatory Medical Care Survey (NAMCS) and the National Hospital Ambulatory Medical Care Survey (NHAMCS). NAMCS is a nationally representative survey of ambulatory visits to non-federal office-based physicians, while NHAMCS is its counterpart in emergency and outpatient departments of non-federal, short-stay or general hospitals. This paper highlights changes made to the surveys between 2004 and 2010. These include dual frame samples of community health center physicians starting in 2006, dual mode surveys of physicians in 2008 and 2009, expansion of NHAMCS's scope in 2009 to include ambulatory surgery centers, supplemental surveys to NAMCS and NHAMCS on a variety of topics, and expansion of NHAMCS to measure correlates of emergency department crowding.


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Revised September, 2008