Factors affecting rotator cuff tendon healing after arthroscopic repair augmented with platelet-rich fibrin in large rotator cuff tears: A prognostic study
- 1Hanoi Medical University, Hanoi, Vietnam
- 2Viet Duc University Hospital, Hanoi, Vietnam
- 3Bach Mai Hospital, Hanoi, Vietnam
Abstract
Objective: To identify preoperative prognostic factors associated with tendon-to-bone healing after arthroscopic repair of large rotator cuff tears augmented with platelet-rich fibrin (PRF).
Methods: A prospective study enrolled patients with large rotator cuff tears (3–5 cm) who underwent arthroscopic suture‑bridge repair with PRF augmentation. Preoperative clinical data, MRI findings, and intraoperative factors were analysed against 6‑month postoperative MRI tendon integrity (Sugaya classification). Univariate and multivariate logistic regression identified independent predictors.
Results: Of 60 patients, 15 (25.0%) had a retear at 6 months. Univariate analysis showed that age, infraspinatus fatty infiltration grade 2, supraspinatus occupation ratio, infraspinatus occupation ratio, acromiohumeral distance, and inferoglenohumeral distance were significantly associated with retear. In multivariate analysis, only the supraspinatus occupation ratio remained an independent protective factor (OR = 0.70 per 1% increase; 95% CI: 0.51–0.94; p = 0.018). The model’s small event number (15 retears) limits precision; findings are exploratory.
Conclusion: Preoperative supraspinatus occupation ratio on MRI is an independent prognostic factor for tendon healing after arthroscopic PRF‑augmented repair of large rotator cuff tears. Larger validation studies are needed.
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BibTeX
@article{hai2026factors,
title = {{Factors affecting rotator cuff tendon healing after arthroscopic repair augmented with platelet-rich fibrin in large rotator cuff tears: A prognostic study}},
author = {Do Hai and Nguyen Khanh and Do Minh and Vu Khoa and Dong Minh and Nguyen Anh and Pham Hien},
journal = {Babcock University Medical Journal},
year = {2026},
month = oct,
doi = {10.38029/babcockuniv.med.j..v9is1.1603},
url = {https://doi.org/10.38029/babcockuniv.med.j..v9is1.1603},
note = {CC BY-NC},
}
RIS
TY - JOUR
TI - Factors affecting rotator cuff tendon healing after arthroscopic repair augmented with platelet-rich fibrin in large rotator cuff tears: A prognostic study
AU - Do Hai
AU - Nguyen Khanh
AU - Do Minh
AU - Vu Khoa
AU - Dong Minh
AU - Nguyen Anh
AU - Pham Hien
PY - 2026
DA - 2026/10/01
JO - Babcock University Medical Journal
DO - 10.38029/babcockuniv.med.j..v9is1.1603
UR - https://doi.org/10.38029/babcockuniv.med.j..v9is1.1603
AB - Objective: To identify preoperative prognostic factors associated with tendon-to-bone healing after arthroscopic repair of large rotator cuff tears augmented with platelet-rich fibrin (PRF). Methods: A prospective study enrolled patients with large rotator cuff tears (3–5 cm) who underwent arthroscopic suture‑bridge repair with PRF augmentation. Preoperative clinical data, MRI findings, and intraoperative factors were analysed against 6‑month postoperative MRI tendon integrity (Sugaya classification). Univariate and multivariate logistic regression identified independent predictors. Results: Of 60 patients, 15 (25.0%) had a retear at 6 months. Univariate analysis showed that age, infraspinatus fatty infiltration grade 2, supraspinatus occupation ratio, infraspinatus occupation ratio, acromiohumeral distance, and inferoglenohumeral distance were significantly associated with retear. In multivariate analysis, only the supraspinatus occupation ratio remained an independent protective factor (OR = 0.70 per 1% increase; 95% CI: 0.51–0.94; p = 0.018). The model’s small event number (15 retears) limits precision; findings are exploratory. Conclusion: Preoperative supraspinatus occupation ratio on MRI is an independent prognostic factor for tendon healing after arthroscopic PRF‑augmented repair of large rotator cuff tears. Larger validation studies are needed.
SN - 2465-6666
SN - 2756-4657
ER -