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Archive Rationales

Measure NameSubstances - Age of First Use
Protocol NameSubstances - Age of First Use
StatusReplaced protocol
RationaleReplaced the protocol (different source) NESARC-Wave 1, AUDADIS-IV replaced with 2015 National Survey on Drug Use and Health NSDUH so that it aligns with 30-day frequency measure, remains current (NSDUH is a repeated cross-sectional surveillance survey), and has been used with respondents 12+ years old.

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