| |
HF patients with low LVEF
|
HF patients with normal LVEF
|
Control subjects
|
p value
|
|---|
|
(n = 25)
|
(n = 23)
|
(n = 21)
|
|---|
|
LV ejection fraction (%)
|
31.2 ± 12.3*, **
|
60.2 ± 8.3 *
|
70.9 ± 7.6
|
<0.001
|
|
LV end-diastolic volume (mL)
|
169.5 ± 78.1*,**
|
124 ± 43.7 *
|
95.3 ± 23.4
|
< 0.001
|
|
LV end-systolic volume (mL)
|
120.8 ± 70.7*,**
|
51.2 ± 24.0 *
|
28.2 ± 11.5
|
< 0.001
|
|
Stroke volume (mL)
|
48.7 ± 19.4*,**
|
72.8 ± 22.4
|
67.2 ± 15.9
|
< 0.001
|
|
Cardiac output (L/min)
|
3.7 ± 1.5*,**
|
4.8 ± 1.5
|
5.1 ± 1.1
|
0.004
|
|
LV mass (g)
|
126.1 ± 52.9*
|
113.5 ± 34.8 *
|
94.4 ± 23.2
|
0.032
|
|
LV global function index (%)
|
20.2 ± 9.0*,**
|
37.6 ± 6.7 *
|
44.6 ± 6.1
|
< 0.001
|
|
LV concentricity
|
0.8 ± 0.3*,**
|
1.0 ± 0.4
|
1 ± 0.3
|
0.027
|
- Data are expressed as means ± standard deviations. P values are calculated from one-way analysis of variance
-
Abbreviations: HF heart failure, LV left ventricle, LVEF left ventricular ejection fraction
-
*
p < 0.05 vs. controls; **
p < 0.05 vs. HF patients with normal LVEF
