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Table 5 Brain CT imaging intervals by indication and clinical urgency (N = 191)

From: Intracranial haemorrhage detected by cerebral computed tomography after falls in hospital acute medical wards

Indication and urgency Total number of patients
n (%)
Imaging interval in hours
Median (IQR)
CTB within one hour
n (%)
CTB within eight hours
n (%)
Overall 191 (100.0) 3.7 (2.2–6.6) 6 (3.1) 154 (80.6)
Urgent 61 (31.9) 3.2 (1.9–5.3) 4 (6.6) 49 (80.3)
Non-urgent 66 (34.6) 3.1 (2.1–6.6) 2 (3.0) 53 (80.3)
Non-indicated 64 (33.5) 4.7 (2.9–7.7) 0 (0.0) 52 (81.3)
  1. IQR Interquartile range, CTB brain computed tomography