Labor analgesia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.age >=18 years; 2.singleton pregnancy; 3.gestational age of 37-42 weeks; 4.cervical dilation <5 cm; 5.American Society of Anesthesiologists(ASA) physical status II; 6.anticipated spontaneous vaginal delivery.
Exclusion criteria
Exclusion criteria: 1.Significant obstetric complications(e.g.,severe preeclampsia,placental implantation,placenta previa,placental abruption and HELLP syndrome); 2. Use of any sedative or analgesic medication within one week prior to labor; 3. ASA physical status > II; 4. Any active infection (systemic, obstetric, or at the potential puncture site); 5. Epidural catheter dislodgement or re-puncture and placement of the catheter during labor; 6. Patient refusal to participate.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| numerical rating scale (NRS) score; | — |
Secondary
| Measure | Time frame |
|---|---|
| Anesthesia plane;Improved Bromage (MBS) score;Total labor process;Fetal heart rate;Neonatal Apgar score; | — |
Countries
China
Contacts
Dongguan Maternal and Child Health Hospital