Table 6.
Most discriminative tests in combination
| Diagnosis | Investigation | Sens (%) | Spec (%) | Preprob | Postprob | Preodds | Postodds |
|---|---|---|---|---|---|---|---|
| PA injury | Bilateral BMO | 47.3 | 73.0 | 0.63 | 0.75 | 1.67 | 2.92 |
| MRI PA injury | 75.3 | 85.7 | 0.63 | 0.89 | 1.67 | 8.80 | |
| SQ0° | 87.5 | 29.6 | 0.63 | 0.67 | 1.67 | 2.07 | |
| Palp PA | 85.3 | 68.1 | 0.63 | 0.82 | 1.67 | 4.46 | |
| Tests conducted in series | Palp PA and MRI PA | 64.2 | 95.4 | 0.63 | 0.93 | 1.67 | 7.78 |
| Adductor injury | BMO present | 87.5 | 35.2 | 0.15 | 0.19 | 0.17 | 0.23 |
| MRI adductor injury | 85.7 | 70.1 | 0.15 | 0.67 | 0.17 | 0.49 | |
| SQ90° | 89.3 | 18.6 | 0.15 | 0.16 | 0.17 | 0.19 | |
| Palp Add | 94.6 | 47.5 | 0.15 | 0.24 | 0.17 | 0.31 | |
| Tests conducted in series | Palp Add and MRI Add | 81.1 | 84.3 | 0.63 | 0.47 | 1.67 | 0.89 |
Sensitivity, specificity, pretest probability, pretest odds, post-test probability and post-test odds for the most useful diagnostic tests for pubic aponeurosis and adductor injury.
BMO, pubic bone marrow oedema; L, left side; PA, pubic aponeurosis; R, right side; Sens, sensitivity; Spec, specificity; SQ0°, adductor squeeze test at 0° hip flexion; SQ90°, adductor squeeze test at 90° hip flexion.