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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User guides

NCDS revised region variables


Date published: 1 March 2012
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Data notes

NCDS Age 50 Paper Self Completion – Response rates and response bias

The aim of this brief descriptive paper is to provide information on response to the paper self-completion questionnaire that formed part of the data collection for the eighth sweep of the 1958 British birth cohort study


Date published: 2 December 2011
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User guides

NCDS Age 23-50 Partnership Histories

A guide to the partnership histories dataset collected from age 23 onwards


Date published: 1 November 2011
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Derived variables

Deriving highest qualification in NCDS and BCS70

This Data Note explains the derivation of variables on Highest Educational Qualification obtained by cohort members in the National Child Development Study (NCDS) and the 1970 British Cohort Study (BCS70).


Date published: 1 January 2011
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Questionnaires and interviewer instructions

NCDS Age 44 Biomedical Questionnaire Documentation

Paper representation of the Age 44 Biomedical questionnaire


Date published: 1 May 2010
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Technical reports

NCDS Age 50 Technical Report

Technical Report for NCDS Sweep 8 conducted at age 50


Date published: 1 April 2010
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Technical reports

NCDS Age 50 Technical Report Appendices

Appendices to accompany the technical report for NCDS age 50 survey


Date published: 1 October 2009
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Questionnaires and interviewer instructions

NCDS Age 50 Questionnaire Documentation

Paper representation of CAPI and CASI interviews


Date published: 1 October 2009
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Questionnaires and interviewer instructions

NCDS Age 50 Summary Of Questionnaire Content

Summary of questionnaire content for the age 50 sweep of NCDS.


Date published: 22 July 2008
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Technical reports

Evaluation of paper self-completion questionnaire planned for NCDS age 50 sweep

Technical report to evaluate the usefulness of a supplementary paper self-completion questionnaire as a data collection instrument.


Date published: 1 July 2008
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Questionnaires and interviewer instructions

NCDS Age 50 Self-Completion Questionnaire Documentation

Questionnaire given to cohort members for the Age 50 sweep of NCDS.


Date published: 1 May 2008
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NCDS Birth-Age 50 Target and Achieved Samples

Table of target and actual sweep samples for NCDS up to age 50


Date published: 1 May 2008
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UCL Social Research Institute

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Email: clsdata@ucl.ac.uk

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