Table 2.
Univariate and multivariate predictors of osteoarthritis of glenohumeral joint.
| Variables | Univariate predictors | Multivariate predictors | |||
|---|---|---|---|---|---|
| Hamada grades 1–3 (N = 150) | Hamada grade 4 (N = 43) | P-value | Odds ratio (95% CI) | P-value | |
| Age (years) | 72.0 ± 8.6 | 75.1 ± 6.9 | 0.020 | – | – |
| Sex (female) | 75 (50%) | 25 (58%) | 0.346 | – | – |
| Duration of symptoms (years) | 2.8 ± 3.5 | 2.9 ± 3.0 | 0.767 | – | – |
| Trauma | 62 (41%) | 12 (28%) | 0.110 | – | – |
| Smoking | 48 (32%) | 15 (35%) | 0.722 | – | – |
| Diabetes | 30 (20%) | 11 (26%) | 0.430 | – | – |
| Hypertension | 60 (40%) | 20 (47%) | 0.445 | – | – |
| RA | 10 (7%) | 1 (3%) | 0.279 | – | – |
| Pseudoparalysis | 44 (23%) | 19 (44%) | 0.067 | ||
| ISP tear | 117 (78%) | 33 (77%) | 0.862 | – | – |
| Superior SSC tear | 57 (38%) | 28 (65%) | 0.002* | 3.23 (1.50–6.95) | 0.003* |
| FI into SSP | 68 (45%) | 25 (58%) | 0.138 | – | – |
| FI into ISP | 34 (23%) | 14 (33%) | 0.186 | – | – |
| FI into Superior SSC | 42 (28%) | 18 (42%) | 0.083 | – | – |
| FI into inferior SSC | 8 (5%) | 6 (14%) | 0.055 | – | – |
| FI into TM | 9 (6%) | 5 (12%) | 0.210 | – | – |
| LHB tendon rupture | 24 (16%) | 23 (53%) | < 0.001* | 6.31 (2.91–13.68) | < 0.001* |
Continuous data are presented as mean ± standard deviation.
CI Confidence interval, RA Rheumatoid arthritis, ISP Infraspinatus, SSC Subscapularis, FI Fatty infiltration of Goutallier grade 3 or higher, TM Teres minor, LHB Long head of biceps brachii.
*P < 0.017.