| Dates | June 2001 to January 2003 |
|---|---|
| Age | 9 months |
| Achieved sample | 18,818 (cohort members); 18,552 (families) |
| Respondents | Parents |
| Fieldwork agency | NatCen Social Research and Northern Ireland Statistics and Research Agency |
| Survey mode | Face-to-face |
| Data access | |
| Description |
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: 337,01 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
User guide for Sweeps 1-5 of the Millennium Cohort Study
Date published: 02/09/2020
PDF: 2,19 MB
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
Preliminary examination of findings in the first sweep of MCS
Date published: 01/01/2004
PDF: 1,51 MB
User guide to the SPSS dataset for MCS sweep 1
Date published: 01/05/2004
PDF: 349,33 KB
Eighth Edition of MCS User Guide to the Datasets
Date published: 01/02/2014
PDF: 934,04 KB
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
CAPI questionnaire documentation for MCS sweep 1, with variables renamed in 2006
Date published: 01/03/2006
PDF: 532,01 KB
This is the fourth and final edition of a document that describes the design and sampling outcomes of the first sweep of the Millennium Cohort Study.
Date published: 01/07/2007
PDF: 677,83 KB
Technical Report on instrument development and fieldwork in MCS sweep 1
Date published: 01/06/2004
PDF: 10,78 MB
Geographic Identifiers in MCS
Date published: 01/06/2009
PDF: 45,77 KB
Report on the ESRC funding for MCS sweep 1
Date published: 01/05/2001
PDF: 250,79 KB
Details on the coding of the CAPI survey for MCS sweep 1
Date published: 01/02/2003
PDF: 1,04 MB
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 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.
Download
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
