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Construction of artificial intelligence reference intervals for ankle joint TAS and TLS

Establishment of normal reference values for ankle joint angles (TAS and TLS) based on artificial intelligence

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600124742
Enrollment
Unknown
Registered
2026-05-17
Start date
2026-05-18
Completion date
Unknown
Last updated
2026-05-18

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

Conditions

Ankle osteoarthritis?osteochondral lesion of the ankle,ankle instability?ankle malalignment

Interventions

18–59 age group:Name
>= 60 age group:NA

Sponsors

Ruijin Hospital, Shanghai Jiao Tong University School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1.Age >=18 years, no gender restriction. 2.Available standard weight-bearing anteroposterior and lateral ankle X-ray images in DICOM format. 3.Clear imaging data that meet the requirements for AI measurement. 4.omplete clinical data.

Exclusion criteria

Exclusion criteria: 1.History of ankle fracture, dislocation, arthrodesis, tumor, infection or other lesions. 2.Severe ankle deformity, prosthesis replacement, or imaging blur that makes measurement impossible. 3.Missing data, duplicate entry, or non-weight-bearing X-ray images.

Design outcomes

Primary

MeasureTime frame
Tibial Anterior Surface angle;Tibial Lateral Surface Angle;

Countries

China

Contacts

Public ContactChangjun Guo

Ruijin Hospital, Shanghai Jiao Tong University School of Medicine

155322216@qq.com+86 21 67888605

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 22, 2026