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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Laboratory procedures

Standard Operating Procedure for specific IGE


Date published: 12 December 2001
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Laboratory procedures

Standard Operating Procedure for HbA1c using the TOSOH A1c2.2


Date published: 1 November 2001
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Technical reports

NCDS Age 42 / BCS70 Age 30 Technical Report: Appendices

Appendices for the technical report on the NCDS age 42 and BCS70 Age 30 sweeps.


Date published: 1 September 2001
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Technical reports

NCDS Age 42 / BCS70 Age 30 Technical Report

Technical report on the NCDS age 42 and BCS70 Age 30 sweeps.


Date published: 1 September 2001
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User guides

NCDS6/BCS 2000- Guide to the Combined Dataset


Date published: 1 June 2001
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User guides

NCDS Age 23 Derived Variables

Derived variables for sweep 4 of NCDS


Date published: 6 May 2000
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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 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 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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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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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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Centre for Longitudinal Studies
UCL Social Research Institute

20 Bedford Way
London WC1H 0AL

Email: clsdata@ucl.ac.uk

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