Detailed Changes to DDI Codebook 2.5 - Data Documentation ...

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0..1 0..10..n0..n 1..10..n0..n0..nThis reflects new information that will be added to DDI-Lifecycle covering the details of the sample frameused for the study sample. It includes information including the standard name, label, and descriptionelements, plus a valid date for the frame, who maintains it, its use, universe, frame unit information, areference period, and update procedures.Usage: Sample frames are used as the basis for identifying a population to collect a sample from. Thisinformation was missing from earlier versions of DDI-C and the content was requested by producersusing DDI-C. For example, a topical poll is taken of persons in St. Paul, MN. As this poll is conducted bytelephone interviews the sample frame is a current phone directory for the City of St. Paul. Note thatstandard elements such as labl, txt, and useStmt have been used in this complex element. They containthe standard attributes and/or elements of their type.Example:City of St. Paul Directory2009-07-012011-06-30DEX PublicationsPayment of fee, non-disclosure or reuse of contentsoutside this specified surveyPublished phone numbers in the City of St Paul valid as of2009-06-01. Phone book is published once every two years and isconsidered valid for that time periodPrimary owner of published phonenumbers in the City of St Paul
The phone numbers may represent one or more household membersand a household may have more than one phone number.2009-06-01Changes are collected as they occur throughregistration and loss of phone number from the specified geographicarea. Data is compiled for the date June 1, of odd numbered years andpublished on July 1 for the succeeding 2 yearperiod.sourceCitationSource CitationLocation: 0..nA citation has been added to sources to allow for a specific identification of an external data source.Usage: This standard citation element and its complete contents has been added for the purpose ofproviding a citation and holdings information on external data sources. See the new features of citationfor detailed new content information.Example:U.S. Bureau of the Census. Tenth Decennial Census of theUnited States, 1880. Volume I. Statistics of the Population of theUnited States at the Tenth Census.United StatesCensus BureauGovernment Printing Office1883Washington, D.C.studyAuthorizationStudy AuthorizationLocation: 0..n 0..n 0..n
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Page 11 and 12: Usage: There was an expressed need
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Page 17 and 18: Detail...targetSampleSizeLocation:
Page 19 and 20: This allows for a single descriptio
Page 21 and 22: geographic, multiple) plus other. I
Page 23 and 24: Updating existing DDI Codebook inst

Detailed Changes to DDI Codebook 2.5 - Data Documentation ...

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