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Advance Letter An advance letter, also called a lead letter, is sent before an interviewer contacts survey respondents. For example, in the 1995 NSFG, a letter was sent to women in the sample (sample women) explaining the purpose of the study and how important it was for them to participate.
SOURCE: Vital and Health Statistics Series (Series 1 Reports)
This page last reviewed
January 11, 2007
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