Labor pain
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.American Society of Anesthesiologists (ASA) physical status II or III; 2.maternal age 20–40 years; 3.gestational age 37–42 weeks’; 4.cervical dilation 2–5 cm; 5.Numeric Rating Scale (NRS) pain score >=5;
Exclusion criteria
Exclusion criteria: 1.contraindications to neuraxial analgesia; 2.obstetric pathology; 3.severe medical comorbidities; 4.administration of opioids or sedatives within 4 hours prior to requesting labor analgesia; 5.allergy to investigation drugs; 6.inability to comprehend and respond with an NRS pain score;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| effective analgesia; | — |
Secondary
| Measure | Time frame |
|---|---|
| Motor block;Other adverse reactions;Patient satisfaction;pain score;Obstetric and neonatal related outcomes;Operative details of epidural analgesia;Sensory block level;ropivacaine consumption per hour; | — |
Countries
China
Contacts
Women and Children’s Hospital of Ningbo University