Table 1.
Diagnostic values of the Arm Squeeze Test in patients with cervical nerve root compression compared to asymptomatic controls and patients with shoulder diseases (95 % CI)
| Arm Squeeze Test | Value | |||||
|---|---|---|---|---|---|---|
| Controls | RCT | AD | ACa | CT | G-H Arthr | |
| Sensitivity | 0.96 (0.85 to 0.99) |
|||||
| Specificity | 0.96 (0.87 to 0.99) |
0.96 (0.86 to 0.98) |
0.98 (0.88 to 1) |
1 (0.95 to 1) |
0.98 (0.87 to 0.99) |
0.91 (0.8 to 0.95) |
| Positive prognostic value | 0.95 (0.87 to 0.97) |
0.89 (0.83 to 0.92) |
0.98 (0.88 to 1) |
1 (0.96 to 1) |
0.99 (0.89 to 1) |
0.98 (0.87 to 0.99) |
| Negative prognostic value | 0.99 (0.9 to 1) |
0.98 (0.89 to 0.99) |
0.93 (0.84 to 0.96) |
0.9 (0.96 to 1) |
0.84 (0.8 to 0.91) |
0.81 (0.75 to 0.99) |
| Likelihood ratios for an abnormal test result | 24 (6.5 to 99) |
24 (6.07 to 99) |
– (7.08 to –) |
– (24 to –) |
48 (7.38 to 96) |
10.6 (4.8 to 19.2) |
| Likelihood ratios for an normal test result | 0.04 (0.01 to 0.17) |
0.04 (0.01 to 0.17) |
0.04 (0.01 to 0.17) |
– (0.04 to –) |
0.04 (0.04 to 0.044) |
0.44 (0.2 to 0.8) |
RCT rotator cuff tear, AD adhesive capsulitis, ACa acromioclavicular arthropathy, CT calcifying tendonitis, G-HArthr glenohumeral arthropathy