Labor pain
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Gestational age of 37 weeks or greater, primiparous, singleton pregnancy. 2. Planned vaginal delivery. 3. Maternal request for labor analgesia. 4. Absence of contraindications to spinal anesthesia.
Exclusion criteria
Exclusion criteria: 1. Fetal cord entanglement, abnormal fetal movements, or amniotic fluid abnormalities. 2. History of allergy to labor analgesic medications in the mother. 3. Maternal bleeding tendencies or coagulopathy. 4. Maternal severe psychiatric disorders or cognitive impairments. 5. Presence of infectious diseases or other contraindications to labor analgesia. 6. Severe systemic diseases affecting the cardiovascular, respiratory, or neurological systems. 7. Maternal refusal to sign the informed consent form. 8. Any other special circumstances deemed inappropriate for study participation by the research team.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Time taken for NRS (Numeric Rating Scale) score = 3.; | — |
Secondary
| Measure | Time frame |
|---|---|
| Total dosage of anesthetic drugs.;Apgar scores at 1 minute and 5 minutes after birth, along with umbilical artery blood gas analysis.; | — |
Countries
China
Contacts
Lishui Maternal and Child Health Hospital