Table 1 General clinical data of the patients in the two groups (mean ± SD)

Age

51 ± 11

48 ± 8

Male/female

10/10

14/16

cardiac function (NYHA) classification

I~II: n = 2;

I~II: n = 3;

III: n = 15;

III: n = 23;

IV: n = 3;

IV: n = 4;

SBP (mm Hg)

114.21 ± 12.25

121.52 ± 12.28

DBP (mm Hg)

71.53 ± 8.99

76.89 ± 12.15

LAD (cm)

3.22 ± 0.21

4.45 ± 0.34^*

RAD (cm)

3.55 ± 0.32

3.72 ± 0.39

LVEF (%)

57.65 ± 3.13

55.18 ± 3.46