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Table 1 Distribution of ACCF 2011 AUC indication categories in classifiable referrals using a free-form-text requisition and the structured referral requisition algorithm

From: Impact of a structured referral algorithm on the ability to monitor adherence to appropriate use criteria for transthoracic echocardiography

AUC Indication Category of Classifiable Requisitions Free-form-text requisition n = 77 (%) Structured algorithm requisition n = 253 (%)
General evaluation of cardiac structure and function 34 (44.2) 79 (31.2)
Cardiovascular evaluation in an acute setting 7 (9.1) 0 (0)
Evaluation of valvular function 20 (26.0) 87 (34.4)
Evaluation of intracardiac and extracardiac structures and chambers 1 (1.3) 0 (0)
Evaluation of aortic disease 1 (1.3) 0 (0)
Evaluation of hypertension, heart failure or cardiomyopathy 14 (18.2) 69 (27.3)
Adult congenital heart disease 0 (0) 18 (7.1)