TABLE 4

Comparison of Average A_z Values Obtained by Attending Physicians (AP) and Cardiology Fellows (CF)

Disease or defect location	Observers	Mean ± SD A_z for:
Disease or defect location	Observers			FBP	AC	AC + SC	AC + SC + RC
CAD	AP	0.819 ± 0.010	0.852 ± 0.005	0.870 ± 0.005	0.892 ± 0.011
	CF	0.800 ± 0.015	0.840 ± 0.010	0.867 ± 0.012	0.896 ± 0.006
LAD	AP	0.729 ± 0.023	0.799 ± 0.019	0.775 ± 0.009	0.799 ± 0.007
	CF	0.759 ± 0.004	0.772 ± 0.012	0.786 ± 0.013	0.807 ± 0.019
LCx	AP	0.829 ± 0.016	0.866 ± 0.016	0.849 ± 0.010	0.840 ± 0.023
	CF	0.793 ± 0.015	0.815 ± 0.012	0.842 ± 0.009	0.880 ± 0.012
RCA	AP	0.759 ± 0.004	0.769 ± 0.026	0.817 ± 0.010	0.790 ± 0.007
	CF	0.733 ± 0.017	0.779 ± 0.022	0.790 ± 0.018	0.781 ± 0.007