[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100614336":3},{"organization":4,"armGroups":7,"interventions":20,"overallOfficials":25,"centralContacts":25,"locations":29,"responsibleParty":53,"collaborators":25,"id":56,"slug":57,"hasResults":58,"nctId":59,"briefTitle":60,"officialTitle":61,"acronym":25,"eligibilityCriteria":62,"healthyVolunteers":58,"sex":63,"minAge":64,"maxAge":65,"enrollmentInfo":66,"targetDuration":25,"studyType":69,"phases":70,"briefSummary":72,"conditions":73,"keywords":75,"overallStatus":31,"whyStopped":25,"lastUpdateSubmitDate":84,"lastUpdatePostDateStruct":85,"startDateStruct":88,"completionDateStruct":90,"leadSponsor":92,"locationsCount":93},{"fullName":5,"class":6},"Hospital Universitario La Paz","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Transperineal Ultrasound","EXPERIMENTAL","Participants in this arm will undergo transperineal ultrasound to assess cervical dilatation, angle of progression (AOP), fetal head position, and head-perineum distance (HPD). Hospital admission will be based on predefined sonographic criteria (e.g., dilation ≥3 cm or angle of progression \\>120° plus regular uterine contractions).",[13],"Diagnostic Test: Transperineal Ultrasound",{"label":15,"type":16,"description":17,"interventionNames":18},"Vaginal Examination","ACTIVE_COMPARATOR","Participants in this arm will undergo standard digital vaginal examination. Hospital admission will be based on cervical dilation ≥4 cm and regular uterine contractions, following the routine clinical protocol.",[19],"Diagnostic Test: Vaginal Examination",[21,26],{"type":22,"name":9,"description":23,"armGroupLabels":24,"otherNames":25},"DIAGNOSTIC_TEST","Transperineal ultrasound will be performed to assess cervical dilatation, angle of progression, fetal head position, and head-perineum distance. Admission decisions will be made based on predefined sonographic thresholds.",[9],null,{"type":22,"name":15,"description":27,"armGroupLabels":28,"otherNames":25},"Standard digital vaginal examination will be conducted to assess cervical dilatation. Admission decisions will follow institutional protocol (≥4 cm dilation with regular contractions).",[15],[30],{"facility":5,"status":31,"city":32,"state":32,"zip":33,"country":34,"countryCode":35,"cosmosGeoPoint":36,"geoPoint":41,"contacts":42},"RECRUITING","Madrid","28046","Spain","ES",{"type":37,"coordinates":38},"Point",[39,40],-3.70256,40.4165,{"lat":40,"lon":39},[43,48,51],{"name":44,"role":45,"phone":46,"phoneExt":25,"email":47},"Marcos Javier Cuerva González, PhD","CONTACT","0034677026551","marcosj.cuerva@salud.madrid.org",{"name":49,"role":45,"phone":50,"phoneExt":25,"email":25},"Jose Luis Bartha Rasero, Prof. Dr. José Luis Bartha, MD","0034917277008",{"name":44,"role":52,"phone":25,"phoneExt":25,"email":25},"PRINCIPAL_INVESTIGATOR",{"type":52,"investigatorFullName":54,"investigatorTitle":55,"investigatorAffiliation":5,"oldNameTitle":25,"oldOrganization":25},"Marcos Javier Cuerva González","Attending Obstetrician and Principal Investigator","100614336","decision-making-in-labor-admission-using-transperineal-ultrasound-vs-vaginal-examination-100614336",false,"NCT07278271","Decision-Making in Labor Admission Using Transperineal Ultrasound vs. Vaginal Examination","Toma de Decisiones en la Admisión Hospitalaria al Parto Con Ecografía Transperineal vs. Tacto Vaginal: Estudio Aleatorizado Controlado","Inclusion Criteria:\n\n* Women aged 18 to 45 years\n* Singleton pregnancy\n* Gestational age ≥ 37 weeks (term pregnancy)\n* Spontaneous uterine contractions at the time of presentation to the emergency department\n* Cephalic presentation\n* Willingness and ability to provide written informed consent\n\nExclusion Criteria:\n\n* Premature rupture of membranes (PROM)\n* Multiple gestation\n* Known high-risk pregnancy (e.g., preeclampsia, intrauterine growth restriction, insulin-dependent diabetes)\n* Previous cesarean delivery\n* Breech or other non-cephalic presentation\n* Elective cesarean section planned or requested\n* Refusal to undergo vaginal delivery\n* Inability or unwillingness to comply with the study protocol","FEMALE","18 Years","45 Years",{"count":67,"type":68},170,"ESTIMATED","INTERVENTIONAL",[71],"NA","This clinical trial aims to determine whether transperineal ultrasound (a perineal external scan) can improve decision-making for hospital admission in term pregnant women in labor compared to traditional vaginal examination. Term pregnant women (\\>37 weeks) presenting with contractions at the emergency department will be randomly assigned to undergo either a transperineal ultrasound or a vaginal examination upon arrival. The study will evaluate whether ultrasound-based assessment reduces the rate of labor inductions and decreases patient discomfort during the admission evaluation. All participants will receive standard clinical evaluation and follow-up according to the assigned method, report discomfort levels using a standardized scale, and have labor outcomes recorded - including induction, oxytocin use, time to delivery, and mode of delivery -, to determine whether ultrasound improves clinical decision-making and maternal comfort.",[74],"Labor Active Dilated Cm",[76,77,78,79,80,81,82,83],"Transperineal ultrasound","Intrapartum ultrasound","Vaginal examination","Hospital admission in labor","Term pregnancy","Angle of progression","Cervical dilatation","Ultrasound vs vaginal exam","2025-12-10",{"date":86,"type":87},"2025-12-12","ACTUAL",{"date":89,"type":87},"2024-01-29",{"date":91,"type":68},"2026-03",{"name":5,"class":6},1]