Technical Description of the Asset and Health Dynamics Among the Oldest Old (AHEAD) Study Sample Design

Describes the sample design, sampling procedures, and sample outcomes for Wave 1 of the Study of Aging and Health Dynamics (AHEAD). The document is divided into eight sections. The introduction describes the purpose and organization of the AHEAD study. Sections 2, 3, and 4 provide an overview and a detailed description of the AHEAD dual-frame probability sample design. The fifth and sixth sections describe the AHEAD Wave 1 sample control procedures and sample outcomes. Sections 7 and 8 contain descriptions of the construction and use of the analysis weights and the codes and procedures for computation of sampling errors for the AHEAD Wave 1 data.