Purpose: In order to identify patients likely to present with anterior shoulder instability due to a traumatic incident.
Stage of CPR Development: Derivation.
Tests:
1. Apprehension
2. Relocation
3. Anterior Drawer
Interpretation:
Tests | Sensitivity | Specificity | +LR | -LR | + Post-test Prob |
Apprehension, Relocation, and Anterior Drawer | 0.48 | 0.99 | 39.10 | 0.52 | 82.0% |
Apprehension and Relocation | 0.81 | 0.98 | 39.70 | 0.19 | 81.0% |
Relocation and Anterior Drawer | 0.48 | 0.96 | 13.03 | 0.54 | 61.0% |
Apprehension and Anterior Drawer | 0.46 | 0.98 | 23.06 | 0.55 | 77.0% |
Research:
1. Farber AJ, et al. Clinical Assessment of Three Common Tests for Traumatic Anterior Shoulder Instability. Journal of Bone and Joint Surgery. 2006; 88-A(7): 1467-1474.
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