[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100624493":3},{"organization":4,"armGroups":7,"interventions":8,"overallOfficials":12,"centralContacts":16,"locations":21,"responsibleParty":38,"collaborators":7,"id":41,"slug":7,"hasResults":42,"nctId":43,"briefTitle":44,"officialTitle":45,"acronym":7,"eligibilityCriteria":46,"healthyVolunteers":47,"sex":48,"minAge":49,"maxAge":7,"enrollmentInfo":50,"targetDuration":7,"studyType":53,"phases":7,"briefSummary":54,"conditions":55,"keywords":59,"overallStatus":24,"whyStopped":7,"lastUpdateSubmitDate":63,"lastUpdatePostDateStruct":64,"startDateStruct":67,"completionDateStruct":69,"leadSponsor":71,"locationsCount":72},{"fullName":5,"class":6},"Universiti Sains Malaysia","OTHER",null,[9],{"type":6,"name":10,"description":11,"armGroupLabels":7,"otherNames":7},"Online periodontal self-assessment questionnaire and clinical periodontal examination (reference standard)","Participants complete an online self-assessment questionnaire and undergo a same-visit clinical periodontal examination to assign a reference-standard periodontal risk category (low\u002Fmedium\u002Fhigh). No therapeutic intervention is assigned as part of this observational study.",[13],{"name":14,"affiliation":5,"role":15},"Abdulrahman Ahmed Alshehri, MS","PRINCIPAL_INVESTIGATOR",[17],{"name":14,"role":18,"phone":19,"phoneExt":7,"email":20},"CONTACT","00966507090251","alshehriabdulrahman3@student.usm.my",[22],{"facility":23,"status":24,"city":25,"state":26,"zip":7,"country":27,"cosmosGeoPoint":28,"geoPoint":33,"contacts":34},"Abha Specialized Dental Center","RECRUITING","Abhā","'Asir Region","Saudi Arabia",{"type":29,"coordinates":30},"Point",[31,32],42.50528,18.21639,{"lat":32,"lon":31},[35],{"name":36,"role":18,"phone":19,"phoneExt":7,"email":37},"Abdulrahman Alshehri, BDS, MS","alshehriabdulrahman3@gmail.com",{"type":15,"investigatorFullName":39,"investigatorTitle":40,"investigatorAffiliation":5,"oldNameTitle":7,"oldOrganization":7},"Abdulrahman Ahmed M. Alshehri","Principal Investigator, Periodontist","100624493",false,"NCT07410351","Development of A Self-Assessment Tool for Personalized Preventive Periodontal Care Among the Saudi Population Using Semi-Supervised Learning","Development and Validation of a Self-assessment Tool for Periodontal Disease Risk Assess Among the Saudi Population Using Semi-supervised Learning","Inclusion Criteria:\n\n* Adult aged 18 years or older\n* Able to read and understand the study information and provide informed consent\n* Able to complete the online questionnaire independently (on a smartphone\u002Ftablet\u002Fcomputer)\n* Willing to undergo a same-visit clinical periodontal examination\n* Has natural teeth present (dentate)\n\nExclusion Criteria:\n\n* Completely edentulous (no natural teeth)\n* Currently undergoing active periodontal treatment (e.g., scaling and root planing) or received periodontal therapy within the past \\[6 months\\]\n* Took systemic antibiotics within the past \\[3 months\\]\n* Unable to complete the questionnaire or examination due to cognitive impairment, severe illness, or communication barriers that prevent informed consent\n* Refuses or is unable to tolerate the periodontal clinical examination",true,"ALL","18 Years",{"count":51,"type":52},393,"ESTIMATED","OBSERVATIONAL","This observational study will collect labeled data to assess the accuracy of an online periodontal self-assessment tool in adults. Participants will complete the questionnaire and then undergo a clinical periodontal examination during the same visit. The study will compare questionnaire-based results with clinical examination results to evaluate diagnostic accuracy and agreement.",[56,57,58],"Periodontal Diseases","Periodontitis","Gingivitis",[60,61,62],"Periodontal diseases","risk assessment","self-report","2026-04-28",{"date":65,"type":66},"2026-05-05","ACTUAL",{"date":68,"type":66},"2026-02-15",{"date":70,"type":52},"2026-10-15",{"name":5,"class":6},1]