Version 2

computer-assisted personal interview (CAPI); computer-assisted telephone interview (CATI)Users are strongly encouraged to refer the User Guide (produced by the Principal Investigators), which contains the questionnaire for the supplement, as well as additional detailed technical documentation regarding the study design, sampling frame used, and response rates.The universe statements for each variable are defined in the basic and supplement record layouts found in Attachment 7 and 8, respectively, of the User Guide.ICPSR removed all FILLER and PADDING variables from the data. As a result, the column locations in any ICPSR-released data product (e.g., codebook and setup files) will have column locations that are not consistent with locations described in the User Guide.