Labor pain
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1)Full-term nulliparous women who scheduled to receive LEA; 2)American Society of Anesthesiologists (ASA) class I-II.
Exclusion criteria
Exclusion criteria: 1)History of severe circulatory and respiratory disease; 2)Body mass index (BMI) >30kg/m2; 3)Gestational diabetes mellitus; 4)Gestational hypertension; 5)Thyroid system diseases; 6)Cervical dilatation >5cm at the time of labor analgesia; 7)History of peripheral vascular disease; 8)Contraindications to epidural analgesia in labor; 9)Accidentally dural puncture; 10)Analgesia failure (bilateral inadequate block extent; unilateral block); 11)Inability to accurately report Visual Analog Scale (VAS) scores; 12)Recent use of medication that may interfere with the results of the PPI (nifedipine).
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Pulse perfusion index (PPI); | — |
Secondary
| Measure | Time frame |
|---|---|
| Epidural drug use during labor analgesia;Basic clinical characteristics of maternity;Basic information about the fetus;Pain scores;Adverse events during labor; | — |
Countries
China
Contacts
Women and Children's Hospital, Xiamen University