Consent

All participants provided consent. Written consent forms have been obtained since 2000 - (1998-2000 consent form).  Further consent forms were included with the follow-up postal questionnaire in 2003 (2003-consent-pdf.)  Consent was reaffirmed during the physical examination survey in 2010- 12 (2010-12 consent form) and was reaffirmed again in 2018  (consent form 2018).  The study is listed on the Section 60/Section 251 register from the Confidentiality Advisory Group at the Health Research authority. 

How to Withdraw Your Consent:
You have the right to withdraw from the study at any time. If you are considering withdrawing, please contact us at:

Telephone: 020 8016 8021
Availability: Monday – Friday, 9:30 AM – 5:00 PM

The BRHS fully respects your decision regarding consent.

Withdrawal Options

If you wish to withdraw from the study, there are several options available. Please contact the study manager at 020 8016 8021 to discuss your preferences.

Withdrawal – No further contact

The BRHS will no longer contact you directly.  However, your previously provided information and samples will still be retained and used. The BRHS may continue to obtain and use further information from health records. This option allows researchers to continue studying disease and improving future health outcomes. If you choose this option, you may still receive the annual newsletter if desired.

Withdrawal - No further access 

The BRHS will no longer contact you or obtain further information from your health records.  However, the study will still retain and use the information and samples you provided previously.