Kurz 2008.

Trial name or title	Regional Anesthesia in Patients Undergoing Colon‐Rectal Surgery
Methods	Randomized controlled double‐blind clinical trial
Participants	Patients scheduled for open laparoscopic or laparoscopic assisted surgery for colon cancer Estimated enrolment: 2500 participants
Interventions	General anaesthesia followed by postoperative opioid analgesia vs intraoperative and postoperative regional anaesthesia and analgesia (epidural or paravertebral anaesthesia) plus intraoperative general anaesthesia
Outcomes	Cancer recurrence up to 5 years after surgery
Starting date	2007
Contact information	The Cleveland Clinic, Outcomes Research Consortium. PI: Andrea Kurz, MD
Notes	Multi‐centre study