| jhid | household identification number |
| jpno | person number |
| jjhstat | labour force status code |
| jjhbgd | day labour force spell began |
| jjhbgm | month labour force spell began |
| jjhbgy4 | year labour force spell began |
| jjspno | spell number of labour force status |
| jjhsoc | occupation (soc): previous job |
| jjhsemp | employee or self-employed: previous job |
| jjhboss | had employees: previous job |
| jjhsect | employing organisation: previous job |
| jjhmngr | managerial duties: previous job |
| jjhpldf | change of workplace: previous job |
| jjhsic | industry (sic): previous job |
| jjhsize | no. employed at workplace: previous job |
| jjhpayl | pay at 1.9.1999: previous job |
| jjhpylw | pay period (weeks) 1.9.1999: previous jo |
| jjhpylg | pay gross or net at 1.9.1999: prev job |
| jjhstpy | reason for stopping previous job |
| jjblky | attraction of present job |
| jjhendd | day labour force spell ended |
| jjhendm | month labour force spell ended |
| jjhendy4 | year labour force spell ended |
| jjha9ly | whether job started after 1.9.1999 |
| jjhseg | socio economic group: previous job |
| jjhgold | goldthorpe social class: previous job |
| jjhrgsc | rg social class: previous job |
| jjhisco | international soc : previous job |
| jjhcssm | cambridge scale males : previous job |
| jjhcssf | cambridge scale females : previous job |
| jjhhgs | hope – goldthorpe scale : previous job |
| jjhsec | socio-economic class: previous job |
| jjhspw | weeks in year to 1.9.2000: prev job spel |
| jjhgpay | monthly gross pay: previous job |
| jjhnpay | monthly net pay: previous job |
| jjhgpayi | imputation flag – jjhgpay (derived) |
| jjhnpayi | imputation flag – jjhnpay (derived) |
| pid | cross-wave person identifier |
| pidp | Cross-wave person identifier (UKHLS) |
| jjhiscon | international soc (num): previous job |
| jjhsoc_cc | occupation (soc): previous job – condensed classification |
| jjhiscon_cc | international soc (num): previous job – condensed classification |
| jjhisco_cc | international soc : previous job – condensed classification |