Developmental characteristics of the first, second and third molars
Conditions
Interventions
Observation group:None
Sponsors
Hospital of Stomatology, SunYat-sen University
Eligibility
Sex/Gender
All
Age
10 Years to 18 Years
Inclusion criteria
Inclusion criteria: 1. Study participants were 10-18 years old; 2. The left mandibular first, second, and third molars are present simultaneously.
Exclusion criteria
Exclusion criteria: 1. The CBCT images of the left mandibular first molar, second molar, and third molar are not clear enough; 2. Currently undergoing orthodontic treatment; 3. The left mandibular first molar, second molar, and third molar exhibit caries, a history of trauma, a history of root canal treatment, and the presence of dental restorations; 4. Cysts, tumors, and tumor-like lesions are present in the left mandibular molar region; 5. History of systemic diseases affecting dental development.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Accuracy of age estimation based on CBCT images of left mandibular molars; | — |
Countries
China
Contacts
Public ContactZeng Donglin
Hospital of Stomatology, SunYat-sen University
Outcome results
None listed