950
Participants
Start Date
September 30, 2014
Primary Completion Date
December 31, 2018
Study Completion Date
January 31, 2020
method of anesthesia
"General anesthesia and regional anesthesia.~General anesthesia(general anesthesia combined with peripheral nerve blockade, general anesthesia combined with spinal/epidural anesthesia or single general anesthesia) will be used in group GA.~Regional anesthesia(epidural, spinal, combined spinal and epidural anesthesia or nerve block) will be used in group RA"
Beijing Jishuitan Hospital, Beijing
The Second Hospital of Anhui Medical University, Hefei
The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou
Ningbo No.2 Hospital, Ningbo
Ningbo No.6 Hospital, Ningbo
Taizhou Hospital of Zhejiang Province, Taizhou
The People's Hospital of Lishi, Lishi
The Central Hospital of Lishui City, Lishui
The First Affiliated Hospital of Wenzhou Medical University, Wenzhou
The First Affiliated Hospital of Nanchang University, Nanchang
Southwest Hospital, Chongqing
Tongji Hospital, Tongji Medical college, Wuhan
West China Hospital of Sichuan University, Chengdu
National Research Institute for Family Planning, China
OTHER_GOV
Wenzhou Medical University
OTHER