Clinical Trial

The Indications of First Molar Extraction at Tufts University, School of Dental Medicine

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Summary
The aim of the present study is to investigate whether there has been a change of criteria for tooth extraction at Tufts University School of Dental Medicine (TUSDM) from 2005 to 2018. The primary outcome is the change of mean of radiographic interproximal bone loss of extracted teeth. The secondary outcomes are changes of other parameters (periodontal, endodontic and restorative) of extracted teeth and reasons for extraction.
Protocol Amendment History 4 amendments
This ClinicalTrials.gov record has been amended 4 times since 2021-01-08; most recent amendment 2025-09-15.
Trial Details
NCT Number NCT04705181
Lead Sponsor Tufts University
Conditions Tooth Extraction
Enrollment 240 participants
Start Date 2020-03-19
Primary Completion 2027-06-30 (estimated)
Study Completion 2028-06-30 (estimated)
Updated on ClinicalTrials.gov 2025-09-19