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Table 1 Patient’s history of head trauma and clinical features

From: Chronic subdural hematomas: a case series from the medical ward of a north Tanzanian referral hospital

History of head injury (n = 13)
 Fall injury 6/13
 Road traffic crash 5/13
 Unclear causea 2/13
Presenting complaint n (%)
 Hemiparesis 10 (60.0)
 Headache 15 (50.0)
 Aphasia 5 (16.7)
 Confusion 4 (13.3)
 Convulsions 4 (13.3)
 Complete loss of consciousness 3 (10.0)
 Vomiting 2 (6.7)
 Focal seizures 2 (6.7)
 Loss of power in lower limbs 2 (6.7)
 Slurred speech 1 (3.0)
 Dual incontinence 1 (3.0)
 Unsteady gait (ataxia) 1 (3.0)
Record of GCS before and after surgeryb
 GCS Before surgery After surgery
 13–15 2 6
 9–12 0 1
 < 9 5 1
  1. aOut of 13 patients who had a positive history of head injury, the cause could not be identified for 2 patients as relatives recalled a history of trauma but were unable to specify the circumstances. bGCS before and after surgery was recorded in only 8 (26.6%) patients