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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Questionnaires and interviewer instructions

BCS70 Age 26 Annotated Questionnaire

Annotated version of the questionnaire from BCS Age 26 sweep

Date published: 1 May 1996

Data notes

NCDS An Introduction to the Origins of the Study and the Methods of Data Collection

Author: Peter Shepherd

A background to the NCDS study and the different data collection methods used.

Date published: 1 May 1995

Technical reports

NCDS Age 33 Survey Methodology

Report on NCDS 5th sweep survey

Date published: 1 September 1993

Questionnaires and interviewer instructions

Behaviour Problems Index

Date published: 3 June 1991

User guides

NCDS Age 33 Guide to the Data

User guide to the 5th sweep of NCDS

Date published: 1 May 1991

Questionnaires and interviewer instructions

NCDS Age 33 Cohort Member Interview Questionnaire

Questionnaire for cohort members administered in the Age 33 sweep of NCDS.

Date published: 1 May 1991

Questionnaires and interviewer instructions

NCDS Age 33 Coding Frames for Open-Ended Questions

Coding Frames for Open-ended questions in the 5th sweep of NCDS

Date published: 1 May 1991

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

Questionnaires and interviewer instructions

NCDS Age 33 Annotated ‘Your Life Since 1974’ Questionnaire

Annotated version of the “Your Life Since 1974” questionnaire given to cohort members.

Date published: 1 May 1991

Questionnaires and interviewer instructions

NCDS Age 33 Annotated Child Interview

Annotated child interview administered in the Age 33 sweep of NCDS.

Date published: 1 May 1991

Contact us

Centre for Longitudinal Studies
UCL Social Research Institute

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London WC1H 0AL

Email: clsdata@ucl.ac.uk

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