What Is the Incidence of Intracranial Bleeding in Patients with Mild Traumatic Brain Injury? A Retrospective Study in 3088 Canadian CT Head Rule Patients

Table 1

Gender distribution and type of intracranial bleeding.

Characteristics	All patients with ICB	Female patients (%)	Male patients (%)
All ICB	149 (100%)	57 (38%)	92 (62%)
Epidural haematoma	9 (6%)	2 (1%)	7 (5%)
Subdural haematoma	25 (17%)	9 (6%)	16 (11%)
Subarachnoid haemorrhage	39 (26%)	21 (14%)	18 (12%)
Intracerebral haemorrhage	76 (51%)	25 (17%)	51 (34%)

ICB: intracranial bleeding. Percentages are shown for patients with ICB.