Question to the Department of Health and Social Care:

To ask the Secretary of State for Health and Social Care, pursuant to WPQ 106603 answered on 26 January 2026 about Marriage Relatives, what recent discussions the National Disease Registration Service has had with hospital trusts on improve the quality and completeness of data arising from health issues due to first cousin marriage.

The National Disease Registration Service has the responsibility to collect information pertaining to congenital conditions and continuously works with providers to improve data quality and completeness, including for the data item on consanguinity.

This includes ongoing data quality and data liaison activities and adopting a multisource approach to data collection.