Data from the second sweep of GUS Birth Cohort 2 (6,000 children born 2010/11) is now available from the UK Data Service.

For a user guide for the data, click here.

For a deposit form, click here.

If you are using the data or plan to do so, please keep in touch by e-mailing It is important for to us to monitor how the data is being used to demonstrate the impact of the study.

Privacy Policy.