500
Participants
Start Date
April 30, 2008
Primary Completion Date
May 31, 2009
Study Completion Date
May 31, 2009
Doula combined analgesia
Doula combined epidural analgesia in the latent phase of first stage of labor in primiparas
Analgesia without doula
Epidural analgesia in the latent phase of first stage of labor without doula accompany in primiparas
Nanjing Maternal and Child Health Care Hospital, Nanjing
Lead Sponsor
HRSA/Maternal and Child Health Bureau
FED
Nanjing Medical University
OTHER