Table 1:

Patient characteristics and CT findings in the entire study population and in the subpopulation selected for telephone interview

FindingsEntire Population* (n = 312)Subpopulation (n = 206)P Value
Reached (n = 87)Not reached (n = 119)
    Mean age (range)47.2 (17.0–93.3)50.5 (17.5–86.6)45.1 (17.7–93.3).043
    Male sex23876596810689.000
    GCS score = 151855949567160.631
    GCS score = 14902927313328.606
    GCS score = 13371211131513.993
    Persistent amnesia832724282622.343
    Neurologic deficit481514162118.769
    Infraclavicular injury1212319222723.885
    Intracranial lesions2437863729277.421
    Linear fracture1143741474437.144
    Skull base fracture822629332622.066
    Depressed fracture196.133.41412.032
    Subdural hematoma.033
    Epidural hematoma.332
    Diffuse axonal injury144.522.375.9.214
  • Note:—LOC indicates loss of consciousness; PTA, posttraumatic amnesia; SAH, traumatic subarachnoid hemorrhage.

  • * Multiple symptoms and clinical and CT findings may be present in 1 patient.

  • P values <.05 indicate differences between patients who were reached compared with those who were not reached for telephone interview (independent samples t test for continuous, Pearson χ2 test for nominal, and Mann-Whitney U test for ordinal variables).

  • Age in years.

  • § Post-traumatic seizure.