[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100496946":3},{"organization":4,"armGroups":7,"interventions":18,"overallOfficials":10,"centralContacts":24,"locations":30,"responsibleParty":49,"collaborators":10,"id":51,"slug":10,"hasResults":52,"nctId":53,"briefTitle":54,"officialTitle":54,"acronym":55,"eligibilityCriteria":56,"healthyVolunteers":57,"sex":58,"minAge":59,"maxAge":60,"enrollmentInfo":61,"targetDuration":10,"studyType":64,"phases":10,"briefSummary":65,"conditions":66,"keywords":68,"overallStatus":33,"whyStopped":10,"lastUpdateSubmitDate":75,"lastUpdatePostDateStruct":76,"startDateStruct":79,"completionDateStruct":81,"leadSponsor":83,"locationsCount":84},{"fullName":5,"class":6},"Instituto Valenciano de Infertilidad, IVI VALENCIA","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"OPTIMAL SERUM P4 LEVEL",null,"Serum progesterone levels on β-hCG day over the threshold point calculated",[13],"Procedure: BLOOD COLLECTION FOR P4 DETERMINATION",{"label":15,"type":10,"description":16,"interventionNames":17},"SUB-OPTIMAL SERUM P4 LEVEL","Serum progesterone levels on β-hCG day below the threshold point calculated",[13],[19],{"type":20,"name":21,"description":22,"armGroupLabels":23,"otherNames":10},"PROCEDURE","BLOOD COLLECTION FOR P4 DETERMINATION","Serum progesterone levels on the pregnancy test day",[9,15],[25],{"name":26,"role":27,"phone":28,"phoneExt":10,"email":29},"LAURA CARACENA, MSR","CONTACT","034 963 050 900","LAURA.CARACENA@IVIRMA.COM",[31],{"facility":32,"status":33,"city":34,"state":34,"zip":35,"country":36,"countryCode":37,"cosmosGeoPoint":38,"geoPoint":43,"contacts":44},"IVI RMA Valencia","RECRUITING","Valencia","46015","Spain","ES",{"type":39,"coordinates":40},"Point",[41,42],-0.37966,39.47391,{"lat":42,"lon":41},[45],{"name":46,"role":27,"phone":47,"phoneExt":10,"email":48},"Elena Labarta, MD, PhD","+34963050900","elena.labarta@ivirma.com",{"type":50,"investigatorFullName":10,"investigatorTitle":10,"investigatorAffiliation":10,"oldNameTitle":10,"oldOrganization":10},"SPONSOR","100496946",false,"NCT05750849","Impact of Serum Progesterone Levels on the Day of β-hCG Test in Artificial Cycles on the Ongoing Pregnancy Rate.","P4-BETA","Inclusion Criteria:\n\n* The subject must provide written informed consent prior to any study related procedures\n* Women ≤50 years old\n* BMI ≤ 35 kg\u002Fm2\n* Adequate endometrial thickness (\\>6.5mm) and pattern (Triple A structure) in the proliferative phase\n\nExclusion Criteria:\n\n* Uterine Pathology, adnexal pathology\n* Systemic diseases",true,"FEMALE","18 Years","50 Years",{"count":62,"type":63},900,"ESTIMATED","OBSERVATIONAL","Prospective cohort multicentric study including infertile patients undergoing a pregnancy test on βhCG day (around ET +11), after an ET in the context of an artificial cycle and receiving LPS with vaginal natural progesterone following the clinical practice in IVI RMA (Spain).",[67],"Infertility, Female",[69,70,71,72,73,74],"SERUM PROGESTERONE","LATE LUETEAL PHASE","ONGOING PREGNANCY RATE","ARTIFICIAL CYCLE","LUTEAL PHASE SUPPORT","EMBRYO TRANSFER","2025-07-16",{"date":77,"type":78},"2025-07-20","ACTUAL",{"date":80,"type":78},"2023-01-25",{"date":82,"type":63},"2025-12",{"name":5,"class":6},1]