Documentation

Here you will find all the documentation for our four studies. This includes survey questionnaires, interviewer instructions, showcards, technical reports, survey reports, and derived variables. For more information, take a look at our guide to the different documentation types.

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Data notes

NCDS Age 33 Data Note 10: Child Histories: Reconciling self-completion and interview data

This Data Note reports on work done to improve the quality and consistency of data relating to the children of cohort members available for NCDS5.


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 9: Revised Region Data

Data Note reporting on the creation of a new regional variable which has fewer missing cases than previous


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 1: Revised Housing Event History Dataset

The following document contains details of the revised dataset developed by Pamela Di Salvo at SSRU which contains amended data based on the Housing section of the NCDS5 ‘Your Life Since 1974’ event history instrument.


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 8: Industry for Current/last Job

Information gathered in relation to the current or most recent job has now been coded using both the 1980 and the 1992 Standard Industrial Classification (SIC)


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 2: Partnership Histories

NB This Data Note has been partially superseded by the results of an ESRC-funded project consolidating and cleaning female partnership histories (but not male) for NCDS4, NCDS5 and NCDS6 (see ‘NCDS5-6 Data Note’ downloadable here).  The dataset is now available from the UK Data Archive.


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 6: Family Income and Wealth/ Weekly and Hourly Pay

The following documentation gives details of derived variables relating to family income and wealth; and weekly and hourly pay in NCDS5


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 3: Employment and Childbearing: derivation & cleaning of the dataset

NB This Data Note is not available here for download, as we do not have the derived dataset itself, and the syntax contained in the appendices cannot readily be used to produce it from the raw NCDS5 data.


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 7: Revised Occupation Data for Current/last Job

Occupation information gathered during the NCDS5 survey was coded using CASOC (Computer-Assisted Standard Occupation Coding) software which created errors. This data note reports the re-coding of occupations


Date published: 1 May 2000
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User guides

NCDS Age 33 Derived Variables

This documentation gives details of selected derived variables that have been developed by researchers during work analysing data from NCDS5. This is part of a programme of work to make available to the wider research community revised data from the 5th sweep of NCDS.


Date published: 1 May 2000
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Technical reports

NCDS Age 33 Survey Methodology

Report on NCDS 5th sweep survey


Date published: 1 September 1993
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Questionnaires and interviewer instructions

Behaviour Problems Index


Date published: 3 June 1991
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Questionnaires and interviewer instructions

NCDS Age 33 Annotated ‘What Do You Think?’ Questionnaire

Annotated version of the “What Do You Think?” questionnaire given to cohort members.


Date published: 1 May 1991
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Centre for Longitudinal Studies
UCL Social Research Institute

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Email: clsdata@ucl.ac.uk

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