Zhang 2015.

Trial name or title	Open reduction of paediatric intussusception through inferior umbilical skin fold incision
Methods	Study design: randomised single‐blind controlled; 2‐arm study Study duration: 1 May 2014 until 30 June 2015
Participants	Setting: not stated Location: Tongji Hospital, Wuhan, Hubei, China Health status: within 48 hours of diagnosis of intussusception Number (treatment group 1/treatment group 2): 60 (30/30) Age: 14 years of age and younger Exclusion criteria: clinical instability, severe dehydration, peritonitis, intestinal perforation, inability for air enema to show the intussusception, apex can retreat to the ascending colon or ileocaecal junction
Interventions	Treatment group 1 Transumbilical incision intussusception reduction Treatment group 2 Laprascopic intussusception reduction
Outcomes	Reduction rate Operation time Time to first oral intake Time to full feeds Complications Actual cost Scars
Starting date	Date of registration: 26 April 2014
Contact information	Wen Zhang wenzhang09@126.com
Notes	Randomisation procedure involves flipping a coin