Recruitment and participating centres

iHOLDS aims to recruit up to 2400 participants over a period of 21 months from NHS Trusts and Health Boards across the UK. 

The iHOLDS trial is due to open soon! 

Please see recruitment table for figures correct as of 7th February 2023.

Recruitment Table

Participating sites will be added here as approvals are obtained
 Site Number of participants recruited
Cardiff and Vale University Health Board  


 Great Western Hospitals NHS FT


South Tyneside and Sunderland NHS FT


North Tees and Hartlepool NHS FT


Wythenshawe Hospital


The Princess Royal Maternity Unit


The Shrewsbury and Telford Hospital NHS Trust  27
Royal Cornwall Hospitals NHS Trust 5
The Newcastle Upon Tyne Hospitals  0
Birmingham Women's and Chikdren's NHS FT 1