Table 3.

Classification of the impairment degree of systolic function in patients with wall motion abnormalities

Automated 3DE	Manual adjustment
Manual 3DE	A		B		C		D
	Yes	No	Yes	No	Yes	No	Yes	No
A	5	6	2	1	0	0	0	0
B	1	3	13	10	1	2	0	0
C	0	0	2	2	24	24	4	4
D	0	0	0	0	0	2	6	4

3DE 3-dimensional echocardiography

A = normal range (male ≥ 52%,female ≥ 54%); B = mildly abnormal (male 41–51%,female 41–53%);C = moderately abnormal (30–40% for both male and female); D = severely abnormal (<30% for both male and female)