Return to sports after unilateral medial opening wedge high tibial osteotomy in highly active patients: Analysis of factors affecting functional recovery
2025

Return to Sports After High Tibial Osteotomy

Sample size: 63 publication Evidence: moderate

Author Information

Author(s): Nakayama Hiroshi, Kanto R, Onishi Shintaro, Iseki Takuya, Nakao Yoshitaka, Tachibana Toshiya, Amai Kenta, Yoshiya Shinichi, Iseki Tomoya

Primary Institution: Hyogo Medical University

Hypothesis

The study hypothesized that opening-wedge high tibial osteotomy would achieve a high rate of return to high-impact sports in active patients.

Conclusion

Postoperative factors such as mTFA greater than 3° valgus, an opening gap greater than 10 mm, and KL grade 4 were identified as risk factors that impair the return to high-impact sports.

Supporting Evidence

  • 50 out of 63 patients returned to high-impact sports activities at the presymptomatic level.
  • The mean time to return to sports was 8.0 months.
  • Statistical analysis identified significant risk factors affecting return to sports.

Takeaway

The study looked at patients who had knee surgery and found that most were able to return to their favorite sports, but some factors could make it harder for them.

Methodology

The study included 63 patients who underwent unilateral high tibial osteotomy and evaluated their return to sports using KOOS and IKDC scores.

Potential Biases

Selection bias may exist due to the specific cohort of highly active patients included in the study.

Limitations

The study was retrospective, had a small sample size, and included two different surgical procedures, which may introduce bias.

Participant Demographics

The mean age of participants was 55.8 years, with 44 males and 19 females.

Statistical Information

P-Value

0.002

Confidence Interval

2.4–90.9

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1002/jeo2.70083

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