| lpno | person number |
| lypdobm | date of birth: month |
| lypdoby4 | date of birth: year |
| lypsex | gender of youth |
| lytvhrs | hours spent watching tv on a school day? |
| lytvstp | parents stop you watching a programme ? |
| lypacta | how often: walk/swim/play sport |
| lypactb | how often: watch live sport |
| lypactc | how often: go to the cinema |
| lypactd | how often: go to theatre/concert |
| lypacte | how often: eat out |
| lypactm | how often: go to youth club |
| lypactn | how often: go to disco |
| lypactl | how often: do voluntary work |
| lypchor | time spent doing/helping with housework |
| lypcomp | do you ever use a computer at home ? |
| lyppchw | how often use pc for home/course work |
| lyppcg | how often play games on the computer |
| lyppcnt | how often use pc for net/send e-mail |
| lypmobu | have own mobile phone? |
| lyppals | times had friends round to your house ? |
| lyppalo | how often out with friends |
| lyplate | past month: times out after 9.00 pm ? |
| lypargm | how often quarrel with your mother ? |
| lypargf | how often quarrel with your father ? |
| lyptlkm | talk to mum: things that matter ? |
| lyptlkf | talk to dad: things that matter ? |
| lypnpal | how many close friends do you have ? |
| lypfght | how often past month:fight with someone? |
| lypeatn | past week times evening meal with family |
| lypsmev | have you ever tried a cigarette ? |
| lypsmof | how often do you smoke ? |
| lypsmlw | how many cigarettes in last 7 days ? |
| lypdgfr | do your friends ever use illegal drugs? |
| lypesta | i feel i have a number good qualities |
| lypesti | i don’t have much to be proud of |
| lypestb | i certainly feel useless at times |
| lypestj | i am as able as most people |
| lypestc | i am a likeable person |
| lypestk | i can usually solve my own problems |
| lypeste | i am inclined to feel i am a failure |
| lypestf | at times i feel i am no good at all |
| lyptcha | i like most of my teachers |
| lyptchb | teachers are always getting at me |
| lyphsw | feel about your school work ? |
| lyphap | feel about your appearance ? |
| lyphfm | feel about your family ? |
| lyphfr | feel about your friends ? |
| lyphsc | feel about your school? |
| lyphlf | feel about your life as a whole ? |
| lypvte6 | level of interest in politics |
| lypvte3 | party which would vote for ? |
| lypvt11 | vote to join the euro |
| lyptrun | played truant from school |
| lypbull | how much worry about bullying at school? |
| lypopsc | how much means to do well at school ? |
| lyplvsc | leave school when you are 16 ? |
| lypacvs | important to get gcse/standards |
| lypsoc | office code: job like when left school ? |
| lypwklw | paid work done last week |
| lypsoc1 | main job |
| lypsoc2 | second job |
| lypwhrs | last week, hours spent working for pay ? |
| lyppay | last week: money earned working ? |
| lypwkm | works on a monday |
| lypwkt | works on a tuesday |
| lypwkw | works on a wednesday |
| lypwkth | works on a thursday |
| lypwkf | works on a friday |
| lypwksa | works on a saturday |
| lypwksu | works on a sunday |
| lyplvhm | age you think when you leave home ? |
| lyp2uni | would like to go to college/university |
| lypnuna | why not go to university, first reason |
| lypnunb | why not go to university, second reason |
| lypjbqa | the job is secure |
| lypjbqd | the job is well paid |
| lypjbqb | work hours short, with free time |
| lypjbqf | job is interesting |
| lypjbqg | job makes a contribution to society |
| lypjbqh | job that helps others |
| lypfuta | future plans: 1st mention |
| lypfutb | future plans: 2nd mention |
| lypwght | young person weight |
| lhid | household identification number |
| pid | cross-wave person identifier |
| pidp | Cross-wave person identifier (UKHLS) |
| lfnspno | person number of father (nat/step) |
| lfnspid | x-wave pid of father (nat/step) |
| lmnspno | person number of mother (nat/step) |
| lmnspid | cross-wave pid of mother (nat/step) |
| lypsoc_cc | office code: job like when left school ? – condensed classification |
| lypsoc1_cc | main job – condensed classification |
| lypsoc2_cc | second job – condensed classification |