Request for Data Access

Connected West Yorkshire has successfully obtained approvals from the NHS Research Ethics Committees and Confidential Advisory Group (under section 251) along with establishing data sharing agreements and secure data environments.

“Key Things to Know” Guide for researchers

Top things researchers need to know about CWY:

Anonymised individual-level data: re-identification of individuals is not possible for research purposes.

Small case numbers: studies with very few cases may not be feasible due to re-identification risk.

No linkage between individuals: e.g., linking mothers with babies is not supported.

Data provision is via a Secure Virtual Environment

Minimum technical competence required: researchers will need basic skills in SQL, Python and R.

Request for Data Access

If you are interested in seeing how CWY can be used and support the improvement to the health and wellbeing of the Bradford population, or discuss your project idea then please get in touch at cWestYorkshire before applying for data. Apply for data please use this form. Please submit any competed applications using the BIHR research data access process here.

Please note, there is a charge for supporting data access, please contact the research team for indicative costs. A summary can be found here.

LHS board meets bi-monthy, for projects to be considered they need to be submitted 1 week prior to the meeting date. The board consist of representatives from participating organisations the CI of CWY the SRO of CWY and PPIE representatives. Future meeting dates: Online via teams and/or in person at Wolfson Building, BIHR:

Tuesday 16th June 2026 – 10-11
Tuesday 11th August 2026 – 10-11

Tuesday 6th October 2026 – 10-11
Tuesday 1st December – 10-11

For more information contact cWestYorkshire@bthft.nhs.uk