Documentation

Here you will find all the documentation for our 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.

  • National Child Development Study
  • 1970 British Cohort Study
  • Next Steps
  • Millennium Cohort Study
  • COVID Social Mobility & Opportunities study
  • Growing Up in the 2020s study
  • Growing up in Digital Europe
  • Children of the 2020s study
  • Early Life Cohort Feasibility Study
  • Generation New Era
  • linkage
  • Coding frames
  • Data notes
  • Derived variables
  • Ethical review and consent
  • Laboratory procedures
  • Questionnaires and interviewer instructions
  • Showcards
  • Survey reports
  • Technical reports
  • User guides

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Data notes

MCS Age 3 The home learning environment

In an article published in 2008, Melhuish et al. investigated the influence of aspects of home environment upon literacy and numeracy achievement at school entry and at the end of the 3rd year of school. In their work, they created a “home learning environment index”

Date published: 1 July 2012

User guides

NCDS Age 50 ‘Imagine You Are 60…’ User Guide

This document has been prepared to accompany the deposit, with the UK Data Archive at the University of Essex, of a data set of textual responses to an open ended question asked as part of the 2008/9 follow-up of NCDS.

Date published: 1 June 2012

Questionnaires and interviewer instructions

BCS70 Age 42 Main Stage Questionnaire

BCS Age 42 Paper representation of the main stage questionnaire with routing

Date published: 1 May 2012

Technical reports

BCS70 Age 42 Technical Report

Technical Report of the Age 42 Survey of BCS70

Date published: 1 May 2012

BCS70 Sample, Attrition and Non-Response

Author: Tarek Mostafa

The BCS70 sample, attrition and non response:Problems of attrition in collecting longitudinal data: the case of BCS70. What do we know about non-response/attrition? What can we do about it?

Date published: 1 May 2012

Data notes

BCS70 Age 16 Enhancing the Head Teacher School level Dataset

Information on the data cleaning and matching of Age 16 school data with BCS70, and on the reliability of the resulting dataset

Date published: 1 May 2012

BCS70 Age 42 Survey Consultative Working Groups Guidance

Author: Centre for Longitudinal Studies

Content guidance for the age 42 survey of BCS70

Date published: 1 May 2012

Questionnaires and interviewer instructions

BCS70 Age 42 Self-Completion Questionnaire

Self-Completion questionnaire for BCS Age 42 Sweep

Date published: 1 May 2012

User guides

NCDS revised region variables

Date published: 1 March 2012

User guides

NCDS Revised Region Variables User Guide

Author: Jane Elliott, Jon Johnson and Peter Shepherd

The full National Child Development Study dataset includes a variety of geographical information which is available for analysis.

Date published: 1 March 2012

Contact us

Centre for Longitudinal Studies
UCL Social Research Institute

20 Bedford Way
London WC1H 0AL

Email: clsdata@ucl.ac.uk

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