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Index tests and level of evidence.
| Levels of evidence | I | II | III | p-value |
|---|---|---|---|---|
| n | 29 | 32 | 23 | |
| Neer sign | 21 (72%) | 26 (81%) | 16 (70%) | 0.57 |
| Hawkins–Kennedy | 22 (76%) | 25 (78%) | 16 (70%) | 0.76 |
| Painful arc | 12 (41%) | 10 (31%) | 7 (30%) | 0.63 |
| Jobe (empty can) | 8 (28%) | 16 (50%) | 7 (30%) | 0.15 |
| Resisted tests | 10 (34%) | 8 (25%) | 3 (13%) | 0.21 |
| X-rays | 15 (52%) | 9 (28%) | 4 (17%) | 0.024 |
| US | 8 (28%) | 11 (34%) | 7 (30%) | 0.85 |
| Magnetic resonance imaging | 8(28%) | 12 (38%) | 5 (22%) | 0.43 |
