Table 2 General patient characteristics

General patient characteristics

    Age (median (quartile 1, quartile 3)) years

72 (49, 84)

Gender

    Female

822 (50.5%)

Glasgow Coma Scale (GCS)

    GCS 14–15

1558 (95.8%)

    GCS < 14

15 (0.90%)

Patient history

    Vomiting

114 (7.0%)

    Loss of consciousness

452 (27.8%)

    Amnesia

377 (23.2%)

Charlson Comorbidity Index

    Median (quartile 1, quartile 3)

3 (1, 5)

    0–5

1271 (78.1%)

    6–14

356 (21.9%)

Clinical findings

    New neurological deficits at the index visit

101 (6.2%)

    Peritraumatic seizures

27 (1.7%)

    Traumatic intracranial hemorrhage diagnosed at index-computerized tomography

106 (6.5%)

Clinical measures

    Index head computerized tomography performed

1177 (72.3%)

    Admission to hospital

590 (36.3%)

    Intervention^a during index visit

7 (0.43%)

    Death due to head injury

10 (0.61%)

    All-cause mortality

36 (2.2%)