| Dates | January to December 2008 |
|---|---|
| Age | 7 |
| Achieved sample | 14,043 (cohort members); 13,857 (families) |
| Respondents | Cohort members, parents, class teachers |
| Fieldwork agency | NatCen Social Research and Northern Ireland Statistics and Research Agency |
| Survey mode | Face-to-face and postal |
| Data access | |
| Description |
Eighth Edition of MCS User Guide to the Datasets
Date published: 01/02/2014
PDF: 934,04 KB
Second edition of the user guide to initial findings in MCS4
Date published: 01/12/2010
PDF: 5,71 MB
User guide for Sweeps 1-5 of the Millennium Cohort Study
Date published: 02/09/2020
PDF: 2,19 MB
This user guide documents the harmonised indicators of all self-reported measures related to asthma in five British cohort studies: the MRC National Survey of Health and Development (NSHD), the 1958 National Child Development Study (NCDS), the 1970 British Cohort Study (BCS), Next Steps, and the Millennium Cohort Study.
Date published: 18/07/2025
PDF: 728,48 KB
This guide describes the data linkage of health administrative records from the Hospital Episode Statistics (HES) to survey data for cohort members in the Millennium Cohort Study (MCS). User guide updated: 2025.
Date published: 07/12/2022
PDF: 387,2 KB
A user guide which provides guidance and recommendations for handling mode effects in CLS’ cohort studies through applied examples, using data from the National Child Development Study (NCDS) and Next Steps.
Date published: 26/11/2024
PDF: 2,3 MB
This user guide describes the data linkage of health administrative records from the Welsh Health Data to survey data for cohort members in the Millennium Cohort Study (MCS).
The Welsh Health Data were provided by SAIL Databank, which contains information about all hospital admissions in Wales.
Date published: 18/11/2024
PDF: 334,87 KB
This user guide describes the linkage of medical records, child health reviews and prescription and immunisation records in Scotland (henceforth “Scottish Medical Records”) to cohort members’ data in the Millennium Cohort Study (MCS).
Date published: 15/02/2021
PDF: 313,94 KB
This user guide accompanies the datasets linking education data to the records of MCS participants based in England.
Version 3 (November 2024)
Date published: 25/11/2024
PDF: 990,4 KB
This guide provides information about the mcs_longitudinal_family_file which is an important dataset of the Millennium Cohort Study (MCS).
Date published: 02/09/2020
PDF: 166,27 KB
The Data Handling guide explains the data structures of MCS and provides solutions with different data handling strategies.
Date published: 02/09/2020
PDF: 1,14 MB
The Teacher Survey was first implemented in MCS4, that took place in 2008 when the children were aged around 7 and had been in primary schooling for around 3 years
Date published: 01/07/2011
PDF: 407,8 KB
User guide to using MCS Data sets using SPSS – written in 2010 after age 7 sweep
Date published: 01/11/2010
PDF: 1,33 MB
Guide to the psychological and developmental inventories in MCS, covering 9 months old to age 11.
Date published: 05/01/2015
PDF: 741,77 KB
This user guide aims to describe and illustrate a straightforward approach to missing data handling, while detailing some more general considerations around missing data along the way.
Date published: 03/06/2024
PDF: 1000,62 KB
Child Self-completion survey for MCS4
Date published: 01/05/2008
PDF: 79,4 KB
Paper representation of the CAPI questionnaire for MCS4
Date published: 01/10/2009
PDF: 2,09 MB
Teacher questionnaire used for MCS4 surveys conducted in England
Date published: 01/05/2009
PDF: 582,88 KB
Teacher questionnaire used for MCS4 surveys conducted in Wales
Date published: 01/05/2009
PDF: 583,45 KB
Teacher questionnaire used for MCS4 surveys conducted in Scotland
Date published: 01/05/2009
PDF: 564,88 KB
Teacher questionnaire used for MCS4 surveys conducted in Northern Ireland
Date published: 01/05/2009
PDF: 564,49 KB
Appendices to accompany the teacher survey for MCS4
Date published: 01/05/2008
PDF: 13,04 MB
Draft version of the main stage questionnaire for MCS4
Date published: 01/09/2008
PDF: 845,25 KB
This paper representation covers the following sections of the CAPI questionnaire for MCS4: child cognitive assessments, child physical measurements and parent physical measurements.
Date published: 01/09/2009
PDF: 618,86 KB
Technical Report for MCS sweep 4
Date published: 01/09/2010
PDF: 769,3 KB
Appendix to accompany the technical report for MCS4
Date published: 01/05/2009
PDF: 8,01 MB
This report contains details of the design and conduct of the MCS4 Teacher Survey
Date published: 01/05/2010
PDF: 824,24 KB
Third edition of the MCS technical report on response rates including sweeps 2,3 and 4
Date published: 01/06/2010
PDF: 719,47 KB
Geographic Identifiers in MCS
Date published: 01/06/2009
PDF: 45,77 KB
One particularly valuable element of MCS is the standardised tests undertaken by the cohort members to assess their cognitive skills and educational attainment. This data note gives an overview of the variables on performance in these tests at ages 3, 5 and 7.
Date published: 01/09/2013
PDF: 570,24 KB
Showcards used for MCS4 surveys conducted in Wales
Date published: 01/05/2009
PDF: 98,08 KB
Showcards used for MCS4 surveys conducted in Scotland
Date published: 01/05/2009
PDF: 97,44 KB
Showcards used for MCS4 surveys conducted in Northern Ireland
Date published: 01/05/2009
PDF: 49,86 KB
Showcards used for MCS4 surveys conducted in England
Date published: 01/05/2009
PDF: 253,65 KB
This note reports on the approach adopted to ethical review and informed consent for the various stages of the Millennium Cohort Study.
Date published: 01/02/2019
PDF: 7,98 MB
This document explains how the CLS derived variables related to children’s responses to the question “when you grow up, what would you like to be?” in the MCS age 7 sweep
Date published: 01/09/2012
PDF: 134,62 KB
This briefing, based on data from the Millennium Cohort Study, explores how children with persistent SEN felt about school, their academic ability and their future educational and occupational aspirations at age 14.
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Disadvantaged children born at the start of the 21st century weighed up to 5kg more in their childhood and early teenage years than those from more privileged backgrounds, a new study has found.
This project examines young people’s mental health trajectories today in the context of previous generations, using data from all four of our cohort studies.
Centre for Longitudinal Studies
UCL Social Research Institute
20 Bedford Way
London WC1H 0AL
Email: clsdata@ucl.ac.uk
