Table 4. Signs or Symptoms Leading to the Diagnosis via Imaging or Intervention.

Clinical Indicator	Total (n = 285)	Intervention for Abdominal Injury (n = 80)
Vital signs	47	32
Unevaluable	52	9
Abdominal examination	130	26
Other examination	25	0
FAST+ (hemodynamically normal)	25	13
Distracting injury	4	0
Mechanism	2	0

The majority of patients had an abnormal physical examination finding, which prompted the diagnosis in both groups. Patients included in the FAST+ group all demonstrated at least one quadrant with free fluid on the FAST examination but had normal vitals.