| pid | Cross-wave person identifier |
| pidp | Cross-wave person identifier (UKHLS) |
| ghid | household identification number |
| gpno | person number |
| giviow6 | interview outcome wave 6 |
| givievr | ever interviewed |
| givelig | whether permanent sample member |
| ghhmem | household membership |
| gnewhy | unlisted joiners |
| gnemnjn | new entrants – month joined hh |
| gneyrjn4 | new entrants – year joined hh |
| glvwhy | leavers |
| glvmn | leavers – month left |
| glvyr | leavers – year left |
| glvloc | leavers – new location |
| givfio | individual interview outcome |
| givrref | reason for interview refusal |
| givireis | re-issued to field |
| gfinloc | final sample location identification |
| givfho | final household interview outcome |
| gmemorig | sample origin: original bhps or echp |
| echppid | echp cross-wave person identifier |
| gsampst | sample membership status |
| gmovest | individual mover status |
| glewght | longitudinal enumerated individual weigh |
| glrwght | longitudinal respondent weight |
| gdistmov | distance of residential move |