Table 1 Demographic information and magnetic resonance imaging measurement results
Variables | Anterior intact | Anterior injured | P-value |
|---|---|---|---|
Number | 53 | 50 | NA |
Age (years) | 55.3 ± 10.8 | 60.4 ± 8.6 | > 0.05 |
Sex | |||
Male | 25 (47%) | 22 (44%) | > 0.05 |
Female | 28 (53%) | 28 (56%) | |
BMI (kg/m2) | 23.0 ± 3.5 | 24.2 ± 3.7 | > 0.05 |
Tear size | |||
1–2 cm | 25 (47%) | 23 (46%) | > 0.05 |
2–3 cm | 28 (53%) | 27 (54%) | |
Muscle atrophy 0/I/II/III | 15/35/3/0 | 5/24/20/1 | < 0.01 |
Inter-tendon distance (mm) | 8.0 ± 2.3 | 10.1 ± 2.7 | < 0.01 |
Humeral head radius (mm) | 21.9 ± 1.8 | 21.5 ± 1.8 | > 0.05 |
Rotation angle (°) | 5.0 ± 18.5 | 10.1 ± 15.5 | > 0.05 |