d_doby_dv DOB: Year, derived
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Derived Variable NoteDate of birth, year. Special licence only. Derived from date of birth held in the sample administration data base and the derived date of interview. Recoded to missing for sample members whose interview outcome is inconsistent with the suggested age +/- one year.
Uses D_DOBY_DV on data file D_INDALL
|Mean||Number Missing||Min||Max||Std Dev||N|