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