[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100628478":3},{"organization":4,"armGroups":7,"interventions":23,"overallOfficials":11,"centralContacts":36,"locations":42,"responsibleParty":59,"collaborators":11,"id":62,"slug":63,"hasResults":64,"nctId":65,"briefTitle":66,"officialTitle":67,"acronym":11,"eligibilityCriteria":68,"healthyVolunteers":64,"sex":69,"minAge":70,"maxAge":71,"enrollmentInfo":72,"targetDuration":11,"studyType":75,"phases":76,"briefSummary":78,"conditions":79,"keywords":11,"overallStatus":45,"whyStopped":11,"lastUpdateSubmitDate":81,"lastUpdatePostDateStruct":82,"startDateStruct":85,"completionDateStruct":87,"leadSponsor":89,"locationsCount":90},{"fullName":5,"class":6},"Alexandria University","OTHER",[8,14,18],{"label":9,"type":10,"description":11,"interventionNames":12},"Digital assessment 1","EXPERIMENTAL",null,[13],"Other: Non-metrology-grade digital group (NMG)",{"label":15,"type":10,"description":11,"interventionNames":16},"Digital assessment 2",[17],"Other: metrology-grade digital group (MG)",{"label":19,"type":20,"description":11,"interventionNames":21},"Conventional assessment","ACTIVE_COMPARATOR",[22],"Other: Traditional group (TG)",[24,28,32],{"type":6,"name":25,"description":26,"armGroupLabels":27,"otherNames":11},"Non-metrology-grade digital group (NMG)","Students in NMG used a license-free 3D comparison workflow (Medit Link\u002FCompare, Compare tool; Medit Compare v3.4.9; Medit) to superimpose the prepared-tooth scan (TT-STL) onto the unprepared reference scan (RTS-STL).",[9],{"type":6,"name":29,"description":30,"armGroupLabels":31,"otherNames":11},"metrology-grade digital group (MG)","Students in MG used metrology-grade 3D inspection software (Geomagic Control X v2018.1.1; 3D Systems)to superimpose TT-STL onto RTS-STL. Initial Alignment was performed followed by Best Fit Alignment (iterative closest point registration).",[15],{"type":6,"name":33,"description":34,"armGroupLabels":35,"otherNames":11},"Traditional group (TG)","Students in TG assessed reduction with a silicone putty index and a periodontal probe across the previously predefined regions. Feedback was provided by experienced instructors (≥5 years of clinical teaching experience) using the same regional assessment approach.",[19],[37],{"name":38,"role":39,"phone":40,"phoneExt":11,"email":41},"Mahinour Yousry, PhD","CONTACT","+2 01060080088","dr.mahinour.ahmed@aast.edu",[43],{"facility":44,"status":45,"city":46,"state":11,"zip":11,"country":47,"countryCode":48,"cosmosGeoPoint":49,"geoPoint":54,"contacts":55},"College of Dentistry El Alamein - AAST","RECRUITING","El Alamein","Egypt","EG",{"type":50,"coordinates":51},"Point",[52,53],28.95502,30.83007,{"lat":53,"lon":52},[56,57],{"name":38,"role":39,"phone":11,"phoneExt":11,"email":41},{"name":38,"role":58,"phone":11,"phoneExt":11,"email":11},"PRINCIPAL_INVESTIGATOR",{"type":58,"investigatorFullName":60,"investigatorTitle":61,"investigatorAffiliation":5,"oldNameTitle":11,"oldOrganization":11},"Hams Hamed Abdelrahman","Lecturer of Dental Public Health and biostatistical consultanat","100628478","ai-driven-digital-self-assessment-framework-for-preclinical-tooth-preparation-100628478",false,"NCT07462156","AI-Driven Digital Self-Assessment Framework for Preclinical Tooth Preparation","IntelliPrep: An AI-Driven Digital Self-Assessment Framework for Preclinical Tooth Preparation-A Randomized Controlled Trial","Inclusion Criteria:\n\n* Third-year preclinical dental student\n* Completion of the fixed prosthodontics tooth-preparation course.\n* No prior formal training or use of digital 3D tooth-preparation assessment software.\n\nExclusion Criteria:\n\n* previous repetition of the course\n* Substantial prior experience with digital metrology\u002F3D inspection software\n* Inability to attend all scheduled training and examination sessions.","ALL","18 Years","20 Years",{"count":73,"type":74},36,"ESTIMATED","INTERVENTIONAL",[77],"NA","This study aims to compare traditional faculty-based assessment with two AI-assisted digital self-assessment software programs for evaluating tooth preparations for metal-ceramic crowns for undergraduate dental preclinical students at College of Dentistry El Alamein, AAST in terms of: (1) Accuracy of preparation outcomes, (2) Student learning outcomes over a training period.",[80],"Dental Education","2026-03-08",{"date":83,"type":84},"2026-03-10","ACTUAL",{"date":86,"type":84},"2026-02-01",{"date":88,"type":74},"2026-03-25",{"name":5,"class":6},1]