Advertisement
Table 7 The model’s performance to predict five shoulder pathologies
| OBSERVED | PREDICTED | Cuff tear arthropathy (CTA) | Osteoarthritis (OA) | Rotator cuff tears (RCT) | Impingement (IM) | Tendinitis calcarea (TC) |
|---|---|---|---|---|---|---|
| Cuff tear arthropathy (CTA) | 71.5% (n = 143) | 7.5% (n = 15) | 18.5% (n = 37) | 2.0% (n = 4) | 0.5% (n = 1) | |
| Osteoarthritis (OA) | 7.5% (n = 15) | 82.0% (n = 164) | 0.5% (n = 1) | 2.0% (n = 4) | 8.0% (n = 16) | |
| Rotator cuff tears (RCT) | 22.5% (n = 45) | 2.5% (n = 5) | 47.5% (n = 95) | 24.0% (n = 48) | 3.5% (n = 7) | |
| Impingement (IM) | 6.0% (n = 12) | 2.0% (n = 4) | 23.0% (n = 46) | 58.0% (n = 116) | 11.0% (n = 22) | |
| Tendinitis calcarea (TC) | 0.0% (n = 0) | 7.5% (n = 15) | 0.0% (n = 0) | 13.0% (n = 26) | 79.5% (n = 159) | |
| Sensitivity a | 71.5% | 82.0% | 47.5% | 58.0% | 79.5% | |
| Specificity b | 72.8% | 76.1% | 71.6% | 71.8% | 75.4% | |
