Table 1 General characteristics of the study subjects
Demographics | Group A | Group B | P |
|---|---|---|---|
Age (year) | 59.90 ± 6.54 | 61.50 ± 6.15 | 0.56 |
Sex (female/male) | 4/6 | 5/5 | 1.0 |
Symptom duration (month) | 5.50 ± 3.14 | 5.00 ± 3.06 | 0.70 |
Side of involvement (left/right) | 3/7 | 3/7 | 1.00 |
Involvement of dominant arm (number, %) | 8, 80% | 7, 70% | – |
Preoperative shoulder ROM (°) | |||
 Forward elevation | 68.00 ± 8.08 | 66.60 ± 9.09 | 0.75 |
 External abduction | 46.60 ± 5.89 | 45.80 ± 6.46 | 0.73 |
 External rotation | 23.71 ± 9.61 | 24.9 ± 8.68 | 0.77 |
Retraction (Patte grade) | |||
 Supraspinatus |  |  | 1.00 |
  (Grade 3/Grade 2) | 5/5 | 6/4 |  |
Infraspinatus | |||
 (Grade 3/Grade 2) | 7/3 | 7/3 | 1.00 |
Fatty infiltration (Goutallier grade) | |||
 Supraspinatus | |||
  (Grade 3/Grade 2/Grade1) | 2/3/5 | 1/5/4 | 1.00 |
 Infraspinatus | |||
  (Grade 4/Grade 3/Grade2) | 2/5/3 | 3/4/3 | 1.00 |