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Table 4 JOA Scores and postoperative clinical data of cases with different time of hardware retention

From: Relationship between the lateral acromion angle and postoperative persistent pain of distal clavicle fracture treated with clavicle hook plate

Time of hardware retention (month)NPostoperative recoveryImpingement rateRCL rate
JOA Scores (3 months postoperatively)JOA Scores (3 months after removal)JOA Scores (1 year after removal)
≤ 62879.3 ± 6.786.5 ± 7.590.9 ± 7.49/28 (32.1%)4/28 (14.3%)
> 66679.8 ± 7.785.1 ± 5.687.6 ± 5.930/66 (45.5%)9/66 (13.6%)
P0.7390.2120.049*0.009*0.870
  1. All variables are presented as mean ± SD except Impingement rate and RCL rate
  2. N number of patients, JOA Japanese Orthopaedic Association, RCL rotator cuff lesion
  3. *P < 0.05