Any Contralateral Calvarial Fracture (n = 55) | Fractures Involving a Single Bone Plate (n = 33) | Fractures Involving ≥2 Bone Plates (n = 22) | |
---|---|---|---|
Sensitivity | 100% | 25% | 75% |
Specificity | 77% | 83% | 94% |
Diagnostic odds ratio | Undefineda | 1.8 | 41 |
↵a The sensitivity of the finding “any calvarial fracture” is 100%, therefore false negatives = 0 and odds ratio is undefined.