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Prediction of Shoulder Stiffness Risk After Proximal Humeral Fracture Surgery: Development of a Multicenter Multimodal Machine Learning Model and Online Prediction Tool

Prediction of Shoulder Stiffness Risk After Proximal Humeral Fracture Surgery: Development of a Multicenter

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500110721
Enrollment
Unknown
Registered
2025-10-20
Start date
2025-10-30
Completion date
Unknown
Last updated
2025-10-27

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

Conditions

Proximal Humeral Fracture

Interventions

Observation group:NA

Sponsors

Shanghai Sixth People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.Aged >=18 years; 2.Diagnosed with traumatic proximal humeral fracture by imaging ; 3.Underwent either ORIF or shoulder arthroplasty; 4.Completed a minimum 3-month postoperative follow-up; 5.Provided informed consent.

Exclusion criteria

Exclusion criteria: 1. Pathological fracture or tumor-related fracture; 2. Combined with severe nerve injury or infection; 3. Presence of severe cognitive impairment or history of mental illness that may compromise the reliability of functional outcome scores; 4. Presence of any contraindication to MRI (e.g., cardiac pacemaker, claustrophobia); 5. Underwent conservative treatment without surgical intervention; 6. Missing key data with a rate exceeding 30%.

Design outcomes

Primary

MeasureTime frame
Incidence of shoulder stiffness at 3 months postoperatively;—

Countries

China

Contacts

Public ContactHe Haoning

Shanghai Sixth People‘s Hospital

haoning.he@connect.polyu.hk+86 180 7881 1701

Outcome results

None listed

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