“…International recognition of the high proportion of LV pouch hospitals, along with the development of IBD quality of care guidelines, has led to recommendations for greater scrutiny of patient outcomes overseas 10,31,32 . This has led to a debate about the delivery of pouch surgery at a national structural level in countries including the UK, with suggestions that centralizing IBD pouch surgery to fewer trusts, thereby facilitating greater institutional volume may result in improved patient outcomes 4,16,33 . Numerous studies have identified a clear volume outcome relationship for multiple pouch related outcomes 5–7,14,15,22,30,34–38 …”