Our studies
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.
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.
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.
User guide for the BCS70 age 46 biomedical survey dataset.
This guide describes the data linkage of health administrative records from the Hospital Episode Statistics (HES) to survey data for cohort members in the 1970 British Cohort Study (BCS70).
Guide to the Age 16 Dietary Diaries for BCS70.
User guide to the dataset for the age 34 sweep of BCS70
Accelerometry user guide for the BCS70 age 46 biomedical survey dataset
User guide for the BCS70 Age 46 Survey Secure Access Geographical Identifiers
User Guide to the BCS Developmental History Data
Find the latest developments and insights from across all our longitudinal studies.
The CLS Bibliography is a searchable database of published work based on our cohort studies. Search by keyword, author, date range and journal.
Data from our studies are mainly available through the UK Data Service. We run training to support researchers who are interested in using our studies in their work.
Centre for Longitudinal Studies
UCL Social Research Institute
20 Bedford Way
London WC1H 0AL
Email: clsdata@ucl.ac.uk
