[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100593290":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":10,"centralContacts":10,"locations":20,"responsibleParty":41,"collaborators":10,"id":43,"slug":44,"hasResults":45,"nctId":46,"briefTitle":47,"officialTitle":47,"acronym":10,"eligibilityCriteria":48,"healthyVolunteers":45,"sex":49,"minAge":50,"maxAge":51,"enrollmentInfo":52,"targetDuration":10,"studyType":55,"phases":10,"briefSummary":56,"conditions":57,"keywords":10,"overallStatus":23,"whyStopped":10,"lastUpdateSubmitDate":60,"lastUpdatePostDateStruct":61,"startDateStruct":64,"completionDateStruct":66,"leadSponsor":68,"locationsCount":69},{"fullName":5,"class":6},"The Dental Hospital of Zhejiang University School of Medicine","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"patients with dental implant restorations",null,"Consecutive patients were selected who were treated at the Department of Oral Implantology, Stomatology Hospital, School of Medicine, Zhejiang University, Hangzhou, China,",[13],"Diagnostic Test: peri-implant probing before and after crown removal",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":10},"DIAGNOSTIC_TEST","peri-implant probing before and after crown removal","Before removal of the prosthetic reconstruction:\n\n* Measurement of PPD-1: The PPDs at 6 site were measured as the distance from the mucosal margin to the base of the peri-implant pocket.\n* Measurement of BOP-1：Bleeding sites after gentle probing within 15s were recorded as BOP scores. A positive score (1 point) was recorded if bleeding was observed during either of probing assessment by two researchers.\n\nAfter removal of the prosthetic reconstruction, PPD-2 and BOP-2 were recorded following the same protocol.",[9],[21],{"facility":22,"status":23,"city":24,"state":25,"zip":26,"country":27,"countryCode":28,"cosmosGeoPoint":29,"geoPoint":34,"contacts":35},"The Affiliated Stomatology Hospital of Zhejiang University School of Medicine","RECRUITING","Hangzhou","Zhejiang","310000","China","CN",{"type":30,"coordinates":31},"Point",[32,33],120.16142,30.29365,{"lat":33,"lon":32},[36],{"name":37,"role":38,"phone":39,"phoneExt":10,"email":40},"Misi Si","CONTACT","+86 186 0571 2858","misi_si@zju.edu.cn",{"type":42,"investigatorFullName":10,"investigatorTitle":10,"investigatorAffiliation":10,"oldNameTitle":10,"oldOrganization":10},"SPONSOR","100593290","the-study-on-the-accuracy-of-peri-implant-probing-and-related-influencing-factors-100593290",false,"NCT07004517","The Study on the Accuracy of Peri-implant Probing and Related Influencing Factors","Inclusion Criteria:\n\n1. Age greater than 18 years.\n2. The implant has completed osseointegration and has undergone final restoration for at least one month.\n3. The final restoration needs to be removed or retrieved for various reasons.\n\nExclusion Criteria:\n\n* Patients with serious systemic diseases, severe intraoral infections, severe mental disorders, pregnancy\u002Flactation in women, or other conditions that make oral treatment operations unsuitable.\n* History of crown removal or re-restoration within the past month prior to the visit.\n* The prosthesis has fallen off or is severely damaged and has lost its original form before the visit.\n* The prosthesis cannot be completely removed.\n* Refusal to participate in this study.","ALL","18 Years","90 Years",{"count":53,"type":54},83,"ESTIMATED","OBSERVATIONAL","The aim of the diagnostic accuracy study was to compare the diagnostic accuracy of probing depth before (PPD-1) and following (PPD-2) the removal of prothesis in identifying the presence of peri-implantitis and assess the factors influencing peri-implant probing.",[58,59],"Peri-Implantitis","Diagnosis","2025-05-26",{"date":62,"type":63},"2025-06-04","ACTUAL",{"date":65,"type":63},"2024-01-11",{"date":67,"type":54},"2025-08",{"name":5,"class":6},1]