[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100244549":3},{"organization":4,"armGroups":7,"interventions":20,"overallOfficials":31,"centralContacts":36,"locations":26,"responsibleParty":45,"collaborators":26,"id":48,"slug":49,"hasResults":50,"nctId":51,"briefTitle":52,"officialTitle":52,"acronym":26,"eligibilityCriteria":53,"healthyVolunteers":54,"sex":55,"minAge":56,"maxAge":57,"enrollmentInfo":58,"targetDuration":26,"studyType":61,"phases":62,"briefSummary":64,"conditions":65,"keywords":26,"overallStatus":67,"whyStopped":26,"lastUpdateSubmitDate":68,"lastUpdatePostDateStruct":69,"startDateStruct":71,"completionDateStruct":73,"leadSponsor":75,"locationsCount":26},{"fullName":5,"class":6},"Rambam Health Care Campus","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Z Crown","EXPERIMENTAL","A Zirconia crown will be provided to patients.",[13],"Device: Zirconia crown",{"label":15,"type":16,"description":17,"interventionNames":18},"PFM Crown","ACTIVE_COMPARATOR","A Porcelain metal crown will provided to patients.",[19],"Device: Porcelain metal crown",[21,27],{"type":22,"name":23,"description":24,"armGroupLabels":25,"otherNames":26},"DEVICE","Zirconia crown","patients will receive a Zirconia crown, the Zirconia crown will cover the natural crown.",[9],null,{"type":22,"name":28,"description":29,"armGroupLabels":30,"otherNames":26},"Porcelain metal crown","patients will receive a porcelain fused to metal crown, the Porcelain metal crown will cover the natural crown.",[15],[32],{"name":33,"affiliation":34,"role":35},"Dr Ilan Hirsh, DMD","Rambam Health Care Campus , Department of Periodiontology, Haifa, Israel 31096","PRINCIPAL_INVESTIGATOR",[37,41],{"name":33,"role":38,"phone":39,"phoneExt":26,"email":40},"CONTACT","+972508800822","i_hirsh@rambam.health.gov.il",{"name":42,"role":38,"phone":43,"phoneExt":26,"email":44},"Dr Zvi Gutmacher, DMD","+97248542983","dr_zviu3@013net.net",{"type":35,"investigatorFullName":46,"investigatorTitle":47,"investigatorAffiliation":5,"oldNameTitle":26,"oldOrganization":26},"Ilan Hirsh MD","Senior staff Member Department of Periodontology, Rambam Health Care Campus, Haifa","100244549","the-influence-of-porcelain-fused-to-metal--pfm-and-zirconia-crowns-on-periodontal-health-100244549",false,"NCT02461823","The Influence of Porcelain Fused to Metal ( PFM) and Zirconia Crowns on Periodontal Health","inclusion criteria:\n\n1. Patient age 18 - 85 years old\n2. In need for one or more fixed partial prosthetic crown or bridge\n\nexclusion criteria:\n\n1. Smokers\n2. Active periodontal disease\n3. history of compromising systemic disease\n4. Allergy to materials used in the study\n5. current drug abuse\n6. Pregnant or intend to become pregnant\n7. severe salivary gland dysfunction\n8. Severe medical complications ( organ transplants, cancer, immunocompromised, or undergoing long-term antibiotic or steroid therapy )",true,"ALL","18 Years","85 Years",{"count":59,"type":60},20,"ESTIMATED","INTERVENTIONAL",[63],"NA","Investigate the influence of the crown tye Porcelain fused to metal or Zirconia on periodontal health.",[66],"Periodontitis","UNKNOWN","2015-05-31",{"date":70,"type":60},"2015-06-03",{"date":72,"type":26},"2015-06",{"date":74,"type":60},"2016-08",{"name":5,"class":6}]