: Anaesthesiological Routine Care for Thrombectomy In Cerebral Ischaemia. An International Prospective Observational Study. Chief Investigator: Andreas Ranft, Germany
: Management and Outcomes of Perioperative Care of European Diabetic patients. A prospective, European, multicentre, observational cohort study Chief Investigator: Donal J. Buggy, Ireland (Only European Countries)
: Effects of aNesthesia in COloREctal cancer outcome trial. A prospective, multicenter, international, observational, pragmatic study.
Chief Investigator: Max Bell, Sweden