80
Participants
Start Date
September 30, 2012
Primary Completion Date
December 31, 2012
Study Completion Date
January 31, 2013
caudal block
After inhalation induction of general anesthesia, caudal block was applied. Patients were randomly assigned in two groups. Normal saline 0.5mL added to ropivacaine 0.15% 1.0 ml/kg was administered to Group R , Magnesium 50mg (Magnesium 10% 0.5mL)added to ropivacaine 0.15% 1.0ml/kg to Group MR.
normal saline 0.5ml
Severance hospital, Seoul
Yonsei University
OTHER