Table 1:

Demographic and imaging technique characteristicsa

All PatientsInpatientsEmergency Department
No.1036439
Sex (No.) (%)
 Male63 (61%)37 (58%)26 (67%)
 Female40 (39%)27 (42%)13 (33%)
Age (yr)74 (50.2–90)71.5 (48–90)75 (30.3–89)
Imaging technique
 CT102 (99%)63 (98%)39 (100%)
 CTA25 (24%)14 (22%)11 (28%)
 MR imaging16 (16%)13 (20%)3 (8%)
  • a Categoric variables are (No.) (%); age is (median) (fifth to 95th percentile).