106
Participants
Start Date
January 1, 2018
Primary Completion Date
June 30, 2020
Study Completion Date
June 30, 2021
unilateral epidural anesthesia
The patients received unilateral epidural anesthesia
combined lumbar and epidural anesthesia
The patients received combined lumbar and epidural anesthesia
Sichuan Provincial People's Hospital, Chengdu
Sichuan Provincial People's Hospital
OTHER