| nhid | household identification number |
| npno | person number |
| nypdobm | date of birth: month |
| nypdoby4 | date of birth: year |
| nypsex | gender of youth |
| nytvhrs | hours spent watching tv on a school day? |
| nytvstp | parents stop you watching a programme ? |
| nypcomp | do you ever use a computer at home ? |
| nyppchw | how often use pc for home/course work |
| nyppcg | how often play games on the computer |
| nyppcnt | how often use pc for net/send e-mail |
| nypmobu | have own mobile phone? |
| nypchor | time spent doing/helping with housework |
| nyppals | times had friends round to your house ? |
| nyppalo | how often out with friends |
| nyplate | past month: times out after 9.00 pm ? |
| nypargm | how often quarrel with your mother ? |
| nypargf | how often quarrel with your father ? |
| nyptlkm | talk to mum: things that matter ? |
| nyptlkf | talk to dad: things that matter ? |
| nypnpal | how many close friends do you have ? |
| nypfght | how often past month:fight with someone? |
| nypeatn | past week times evening meal with family |
| nypsmev | have you ever tried a cigarette ? |
| nypsmof | how often do you smoke ? |
| nypsmlw | how many cigarettes in last 7 days ? |
| nypdgfr | do your friends ever use illegal drugs? |
| nyphstat | health compared to people own age |
| nypophe | young people shouldn’t worry health |
| nypophc | people your age care more being happy |
| nyphtf | height: feet |
| nyphfi | height: inches |
| nyphtc | height: metres & centimeters |
| nypwts | weight: stones |
| nypwtp | weight: pounds |
| nypwtk | weight: kilograms |
| nypwghr | feel about weight |
| nypdiet | ever diet or try to lose weight |
| nypsprt | how often play sport, areobics, keep fit |
| nypsprt1 | type of exercise or sport 1st mention |
| nypsprt2 | type of exercise or sport 2nd mention |
| nypnspt1 | why don’t exercise or sport 1st mention |
| nypnspt2 | why don’t exercise or sport 2nd mention |
| nypfrut | how often eat fresh fruit or veg |
| nypffd | how often eat fast food, takeaways |
| nypjfd | how often eat crisps fizzy drinks sweets |
| nypttsm | main means of travel to school |
| nypesta | i feel i have a number good qualities |
| nypesti | i don’t have much to be proud of |
| nypestb | i certainly feel useless at times |
| nypestj | i am as able as most people |
| nypestc | i am a likeable person |
| nypestk | i can usually solve my own problems |
| nypeste | i am inclined to feel i am a failure |
| nypestf | at times i feel i am no good at all |
| nyptcha | i like most of my teachers |
| nyptchb | teachers are always getting at me |
| nyphsw | feel about your school work ? |
| nyphap | feel about your appearance ? |
| nyphfm | feel about your family ? |
| nyphfr | feel about your friends ? |
| nyphsc | feel about your school? |
| nyphlf | feel about your life as a whole ? |
| nypvte6 | level of interest in politics |
| nypvte3 | party which would vote for ? |
| nyptrun | played truant from school |
| nypbull | how much worry about bullying at school? |
| nypopsc | how much means to do well at school ? |
| nyplvsc | leave school when you are 16 ? |
| nypacvs | important to get gcse/standards |
| nypsoc | office code: job like when left school ? |
| nypwklw | paid work done last week |
| nypsoc1 | main job |
| nypsoc2 | second job |
| nypwhrs | last week, hours spent working for pay ? |
| nyppay | last week: money earned working ? |
| nypwkm | works on a monday |
| nypwkt | works on a tuesday |
| nypwkw | works on a wednesday |
| nypwkth | works on a thursday |
| nypwkf | works on a friday |
| nypwksa | works on a saturday |
| nypwksu | works on a sunday |
| nyplvhm | age you think when you leave home ? |
| nyp2uni | would like to go to college/university |
| nypnuna | why not go to university, first reason |
| nypnunb | why not go to university, second reason |
| nypevnt1 | 1st mentioned important event of year |
| nypevnt2 | 2nd mentioned important event of year |
| nypwght | young person weight |
| pid | cross-wave person identifier |
| pidp | Cross-wave person identifier (UKHLS) |
| nfnspno | person number of father (nat/step) |
| nfnspid | x-wave pid of father (nat/step) |
| nmnspno | person number of mother (nat/step) |
| nmnspid | cross-wave pid of mother (nat/step) |
| nypsoc_cc | office code: job like when left school ? – condensed classification |
| nypsoc1_cc | main job – condensed classification |
| nypsoc2_cc | second job – condensed classification |