perineal tears episiotomy Obstetrical anal sphincter injury OASIS Intrapartum perineal massage perineal tears episiotomy Obstetrical anal sphincter injury OASIS Vaginal delivery
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.term pregnancy: Gestational age more than 37 weeks 2.age over 18 years 3.singleton 4.nulliparous women(no prior vaginal deliveries) 5.fetal in vertex presentation
Exclusion criteria
Exclusion criteria: 1.Estimated fetal weight indicating: suspected fetal growth restriction or macrosomia (weight >more than 4000 grams) 2.Non-vertex fetal presentation 3.use instrumental delivery (e.g., vacuum or forceps) 4.Fetal distress 5.active genital infections that pose a risk to the fetus (e.g., active genital herpes)
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Episiotomy at delivery Rate of episiotomy | — |
Secondary
| Measure | Time frame |
|---|---|
| Incidence and severity of perineal tears at delivery ACOG criteria into 1st, 2nd, 3rd, and 4th degree,Perineal pain 24 hour postpartum visual analog scale,Maternal satisfaction 24 hour postpartum satisfaction scale,delivery complication 24 hour postpartum specified,Duration of the second stage of labor at delivery time duration,estimated blood loss after delivery milliliter,Neonatal outcomr postpartum NICU admission rate,APGAR score, birthweight ,sex , neonatal death | — |
Countries
Thailand
Contacts
Faculty of Medicine, Chulalongkorn University