Table 3 Indications for scanning per anatomic region

 Suspected stroke/transient ischemic attack/hypertensive emergency

86 (27.0; 22.2–31.9)

 Trauma

45 (14.1; 10.3–18.0)

 Persistent headaches, blurred vision, suspected space-occupying lesion

44 (13.8; 10.0–17.6)

 Suspected pulmonary embolism

7 (2.2; 0.6–3.8)

 Chronic cough

4 (1.2; 0.0–2.5)

 Tumor workup

2 (0.6; 0.0–1.5)

 Pain, acute abdomen

18 (5.7; 3.1–8.2)

 Suspected tumor, mass

22 (6.9; 4.1–9.7)

 Urinary symptoms

15 (4.7; 2.4–7.0)

 Back ache (severe, chronic, persistent)

28 (8.8; 5.7–11.9)

 Suspected cord compression

9 (2.8; 1.0–4.6)

 Trauma

6 (1.9; 0.4–3.4)