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.
Showing 425 results.
User guides
NCDS Age 44 User Guide to the Biomedical Dataset
User Guide to the Age 44 Biomedical Sweep of NCDS
Date published: 16 December 2020
User guides
MCS Age 17 Sweep User Guide
User guide for the Age 17 Sweep of the Millennium Cohort Study (MCS7).
Date published: 8 December 2020
User guides
NCDS Linked health administrative datasets – Scottish Medical Records
A userguide to National Child Development Study: Linked health administrative datasets – Scottish Medical Records (SMR).
Date published: 1 December 2020
User guides
Next Steps User Guide to Linked Health Administrative Datasets – Hospital Episode Statistics (HES)
This guide describes the data linkage of health administrative records from the Hospital Episode Statistics (HES) to survey data for cohort members in Next Steps. User guide updated: 2025.
Date published: 29 September 2020
User guides
User Guide for MCS Sweeps 1-5
User guide for Sweeps 1-5 of the Millennium Cohort Study
Date published: 2 September 2020
User guides
MCS Age 14 User guide
User guide for the sixth sweep of the Millennium Cohort Study.
Date published: 2 September 2020
User guides
Longitudinal Family File Guide
This guide provides information about the mcs_longitudinal_family_file which is an important dataset of the Millennium Cohort Study (MCS).
Date published: 2 September 2020
User guides
MCS Data Handling Guide
The Data Handling guide explains the data structures of MCS and provides solutions with different data handling strategies.
Date published: 2 September 2020
User guides
Next Steps Sweeps 1-7 User Guide
This user guide contains updated information relating to survey content on deposited data for sweeps 1 to 7 (ages 14-20) and sets out the changes to the Next Steps datasets held under EUL and SA at the UKDS. This document should be used alongside the main user guide LSYPE User Guide Waves One to Seven (Chapter 5).
Date published: 18 August 2020
User guides
BCS70 Age 16 Dietary Diaries User Guide
Guide to the Age 16 Dietary Diaries for BCS70.
Date published: 1 May 2020
Centre for Longitudinal Studies
UCL Social Research Institute
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London WC1H 0AL
Email: clsdata@ucl.ac.uk
