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Establishment and Validation of an Age Estimation Model Based on CBCT Images of Molars

Establishment and Validation of an Age Estimation Model Based on CBCT Images of Molars

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500108916
Enrollment
Unknown
Registered
2025-09-09
Start date
2025-10-10
Completion date
Unknown
Last updated
2025-09-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Developmental characteristics of the second and third molars

Interventions

Women in different age groups:None
Men in different age groups:None

Sponsors

Hospital of Stomatology, SunYat-sen University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Study participants were 10-25 years old. 2.The left second and third molars of both the maxilla and mandible are present simultaneously.

Exclusion criteria

Exclusion criteria: 1.The CBCT images of the second and third molars are not sufficiently clear. 2.Currently undergoing orthodontic treatment; 3.The second and third molars exhibit caries, a history of trauma, a history of root canal treatment, and the presence of restorations. 4.The maxillary bone in the region of the second and third molars on the left side exhibits cysts, tumors, and tumor-like lesions. 5.History of systemic diseases affecting dental development.

Design outcomes

Primary

MeasureTime frame
Accuracy of age estimation from CBCT images of second and third molar teeth;—

Countries

China

Contacts

Public ContactZeng Donglin

Hospital of Stomatology, SunYat-sen University

zengdonglin@163.com+86 20 83870411

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026