Can myometrial thickness/cervical length ratio predict preterm delivery in singleton pregnancies with threatened preterm labor? A prospective study
- Conditions
- Preterm birthpreterm deliverythreatened preterm laborcervical lengthmyometrial thickness
- Registration Number
- TCTR20190129001
- Lead Sponsor
- one
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- Female
- Target Recruitment
- 60
Inclusion criteria will be
1) singleton pregnancies
2) nonsmoker
3) gestational age between 24+0 and 36+0 weeks
4) admitted with TPL (accepted as at least two regular, painful contractions within 10 minutes persisting against 1 hour of bedrest accompanying with cervical changes, dilatation less than 3 cm and effacement of less than 80%)
5) intact membranes
6) no vaginal bleeding or nonreassuring fetal status
Patients with multiple pregnancies, intrauterine growth restriction, preeclampsia, major fetal abnormalities, prior PTB / history of PTB, preterm premature rupture of membranes (PPROM), uterine anomalies, myomas, placental abnormalities (placenta previa, accreta, placental abruption), history of cervical surgery, polyhydramnios, indicated preterm births with medical disorders, chorioamnionitis, persistent uterine contractions, those in active labor or delivered within 48 hours after admission will be excluded from the study.
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Preterm birth < 37 weeks of gestation Gestational age at birth (weeks + days) Gestational weeks + days at birth
- Secondary Outcome Measures
Name Time Method Preterm birth <36, <34, <32, <30, <28 weeks of gestation Gestational age at birth (weeks + days) Gestational weeks + days at birth,Latency interval From the time at diagnosis of threatened preterm labor to delivery time Days,Low birthweight (<2500 g) Weight at the time of birth Birth weight