Table 1.

LV functional parameters determined with manually adjusted and automatic measurements for three different software tools

	Manual	Auto	P value	r value
LVEF (%)
Vitrea	64.3 ± 11.5	62.6 ± 11.9	<0.05	0.93
Circulation	61.8 ± 10.7	35.7 ± 13.6	<0.001	0.45
Aquarius	61.9 ± 11.3	61.6 ± 12.0	0.27	0.96
EDV (ml)
Vitrea	155.1 ± 47.1	157.8 ± 40.8	0.15	0.94
Circulation	170.2 ± 52.3	146.0 ± 50.2	<0.001	0.93
Aquarius	167.4 ± 51.2	159.5 ± 46.1	<0.001	0.94
ESV (ml)
Vitrea	57.7 ± 35.1	61.4 ± 35.2	<0.001	0.98
Circulation	66.5 ± 36.7	94.6 ± 45.5	<0.001	0.92
Aquarius	66.5 ± 39.8	58.7 ± 31.0	<0.001	0.98
MM (g)
Vitrea	176.9 ± 56.3	177.7 ± 49.3	0.40	0.94
Circulation	183.2 ± 54.0	231.5 ± 81.1	<0.001	0.86
Aquarius	162.0 ± 54.3	190.7 ± 70.1	<0.001	0.96
Time (s)
Vitrea	417.7 ± 91.0	17.6 ± 3.2	<0.001	0.37
Circulation	352.8 ± 67.5	61.3 ± 20.4	<0.001	0.22
Aquarius	213.9 ± 32.6	74.4 ± 8.9	<0.001	0.20

Data are presented as mean ± SD