| Active compression/O’Brien test |
| Chronopoulos et al64 2004 | 325 patients | 41/95 | 8.2/0.62 | 10 | AC joint injection |
| Walton et al65 2004 | 38 patients | 16/90 | 1.6/0.93 | 13 | AC joint injection |
| O’Brien et al50 1998 | 262 patients | 93/96 | 23.1/0.08 | 5 | Combination of radiograph, MRI, surgery was given to some but not all patients |
| Other tests |
| Chronopoulos et al64 2004 – AC resisted extension test | 348 patients | 72/85 | 4.8/0.33 | 10 | AC joint injection |
| Chronopoulos et al64 2004 – cross-body adduction test | 553 patients | 77/79 | 3.67/0.29 | 10 | AC joint injection |
| Chronopoulos et al. 2004 – Neer test | 585 patients | 57/41 | 0.97/1.1 | 10 | AC joint injection |
| Chronopoulos et al64 2004 – Hawkins−Kennedy test | 337 patients | 47/45 | 0.85/1.2 | 10 | AC joint injection |
| Chronopoulos et al64 2004 – painful arc test | 358 patients | 50/47 | 0.94/1.1 | 10 | AC joint injection |
| Chronopoulos et al64 2004 – drop-arm test | 524 patients | 35/72 | 1.25/0.90 | 10 | AC joint injection |
| Chronopoulos et al642004 – Speed test | 533 patients | 24/71 | 0.83/1.07 | 10 | AC joint injection |
| Walton et al65 2004 – Paxino test | 38 patients | 79/50 | 1.58/0.42 | 13 | AC joint injection |
| Walton et al65 2004 – pain with palpation | 38 patients | 96/10 | 1.07/0.40 | 13 | AC joint injection |