Journal of the American College of Radiology : JACR
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The aim of this study was to assess the association of patient encounter complexity and the utilization of CT of the abdomen and pelvis (CTAP) in the emergency department (ED) setting. ⋯ Of patients undergoing CTAP in the ED setting, a very large majority (93.8%) are clinically complex. CT of the abdomen and pelvis is 5.95 times more likely to be utilized in higher than lower complexity ED patient encounters.