Correction to: Improving care at scale: process evaluation of a multi-component quality improvement intervention to reduce mortality after emergency abdominal surgery (EPOCH trial). StephensTJ PedenCJ PearseRM ShawSE AbbottTEF JonesEL KocmanD MartinG groupEPOCH trial 2019 Following the publication of this article [1], the authors reported a number of errors which are given below.