[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100257917":3},{"organization":4,"armGroups":7,"interventions":8,"overallOfficials":16,"centralContacts":21,"locations":26,"responsibleParty":41,"collaborators":7,"id":43,"slug":44,"hasResults":45,"nctId":46,"briefTitle":47,"officialTitle":47,"acronym":7,"eligibilityCriteria":48,"healthyVolunteers":49,"sex":50,"minAge":51,"maxAge":7,"enrollmentInfo":52,"targetDuration":7,"studyType":55,"phases":7,"briefSummary":56,"conditions":57,"keywords":60,"overallStatus":63,"whyStopped":7,"lastUpdateSubmitDate":64,"lastUpdatePostDateStruct":65,"startDateStruct":68,"completionDateStruct":70,"leadSponsor":72,"locationsCount":73},{"fullName":5,"class":6},"Columbia University","OTHER",null,[9],{"type":10,"name":11,"description":12,"armGroupLabels":7,"otherNames":13},"DEVICE","Laser Doppler Flowmetry","Pulp vitality of teeth is tested with three pulp vitality testing including laser Doppler flowmetry, cold testing, and electric pulp testing.",[14,15],"Cold testing","Electric Pulp Testing",[17],{"name":18,"affiliation":19,"role":20},"Sahng G Kim, DDS, MS","Columbia University College of Dental Medicine","PRINCIPAL_INVESTIGATOR",[22],{"name":18,"role":23,"phone":24,"phoneExt":7,"email":25},"CONTACT","212-305-2015","sgk2114@cumc.columbia.edu",[27],{"facility":28,"status":7,"city":29,"state":29,"zip":30,"country":31,"countryCode":32,"cosmosGeoPoint":33,"geoPoint":38,"contacts":39},"Columbia University Irving Medical Center","New York","10032","United States","US",{"type":34,"coordinates":35},"Point",[36,37],-74.00597,40.71427,{"lat":37,"lon":36},[40],{"name":18,"role":20,"phone":7,"phoneExt":7,"email":7},{"type":42,"investigatorFullName":7,"investigatorTitle":7,"investigatorAffiliation":7,"oldNameTitle":7,"oldOrganization":7},"SPONSOR","100257917","evaluation-of-three-pulp-vitality-tests-100257917",false,"NCT02636504","Evaluation of Three Pulp Vitality Tests","Inclusion Criteria:\n\n* Criteria for inclusion in the study will be that the individual has teeth that require endodontic treatment and patient is willing to undergo two additional vitality tests which will take about 20 minutes of additional time.\n\nExclusion Criteria:\n\n* No group of special subjects or vulnerable population is being targeted in this study.",true,"ALL","18 Years",{"count":53,"type":54},150,"ESTIMATED","OBSERVATIONAL","The objectives of this study are to determine the sensitivity, specificity, positive predictive value, negative predictive value, and accuracy of laser Doppler flowmetry in determining the vitality of teeth and comparing with those of electric pulp testing and cold testing.",[58,59],"Dental Pulp Diseases","Dental Pulp Vitality Testing",[61,62],"Pulp vitality","Pulp testing","NOT_YET_RECRUITING","2026-02-02",{"date":66,"type":67},"2026-02-04","ACTUAL",{"date":69,"type":54},"2026-12",{"date":71,"type":54},"2027-12",{"name":5,"class":6},1]