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Longitudinal Study on Knee Flexion Angle Recovery After Anterior Cruciate Ligament Reconstruction in China: Trends, Influencing Factors, and Regional Differences Based on a Large Sample

Longitudinal Study on Knee Flexion Angle Recovery After Anterior Cruciate Ligament Reconstruction in China: Trends, Influencing Factors, and Regional Differences Based on a Large Sample

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600118663
Enrollment
Unknown
Registered
2026-02-09
Start date
2026-02-20
Completion date
Unknown
Last updated
2026-02-16

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

Conditions

Anterior Cruciate Ligament Injury

Interventions

Postoperative Group of Anterior Cruciate Ligament Reconstruction:None

Sponsors

The First Affiliated Hospital of Dalian Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
1 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1: Undergone anterior cruciate ligament reconstruction under arthroscopy, including isolated ACLR and other combined surgical procedures; 2: Regarding the completion of postoperative knee flexion angle self-reported follow-up through the 'Fork Little Helper' WeChat Mini Program; 3: At least one postoperative flexion angle record must be completed, and if there is only one postoperative flexion angle record, this angle value should not be 180 degrees. 4: Based on the inclusion of the overall knee flexion angle trajectory analysis set, standardly fill in information such as gender, age, injury duration, surgery time, and type of surgery. 5: On the basis of inclusion in the overall knee flexion angle trajectory analysis set, standardly fill in information such as gender, age, injury duration, surgical time, and type of surgery.

Exclusion criteria

Exclusion criteria: 1: Undergo other knee surgical procedures without ACLR; 2: Other knee joint diseases: If there are other knee joint diseases, such as severe osteoarthritis, knee joint infection, etc. 3: Severe systemic diseases: such as unstable chronic diseases like cardiovascular diseases and diabetes; 4: Baseline information cannot be recognized and is not included in the statistical analysis. 5: Based on the inclusion of the overall knee joint flexion angle trajectory analysis set, information such as gender, age, injury duration, surgical time, and surgical type was not filled out in a standardized manner.

Design outcomes

Primary

MeasureTime frame
Knee flexion angle;

Secondary

MeasureTime frame
Injury time;Surgery time;

Countries

China

Contacts

Public ContactZhong Wei liang

The First Affiliated Hospital of Dalian Medical University

zwl8632767@163.com+86 180 9887 6072

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 19, 2026