Table 2 Comparison of Cardiac Magnetic Resonance Parameters among the four Groups

LV global function

 LVEF

60.6 ± 5.0

62.7 ± 4.6

62.8 ± 4.6

62.7 ± 4.7

 LVEDV (ml)

128 ± 20

158 ± 28*

163 ± 26*

153 ± 30*

 LVESV (ml)

51 ± 10

59 ± 13*

61 ± 12*

58 ± 15*

 LV mass (g)

75 ± 17

91 ± 20*

91 ± 20*

91 ± 21*

 LV mass index (g/m^2.7)

19.0 ± 3.7

22.3 ± 3.5*

22.5 ± 3.9*

22.1 ± 3.1*

 LV concentricity (g/ml)

0.59 ± 0.08

0.57 ± 0.09

0.55 ± 0.08

0.6 ± 0.1

 LVMMT (mm)

7.4 ± 0.9

8.0 ± 1.3*

7.7 ± 1.0

8.4 ± 1.5*§

PS (%)

 Longitudinal

− 15.8 ± 2.0

− 13.5 ± 2.9*

− 14.2 ± 2.7*

− 12.8 ± 2.9*§

 Circumferential

− 20.6 ± 2.0

− 19.6 ± 2.0*

− 20.0 ± 2.0

− 19.2 ± 2.0*

 Radial

35.2 ± 5.4

32.1 ± 5.5*

32.4 ± 5.9*

31.9 ± 5.0*

PSSR (1/s)

 Longitudinal

− 0.8 ± 0.2

− 0.8 ± 0.3

− 0.8 ± 0.2

− 0.8 ± 0.2

 Circumferential

− 1.1 ± 0.2

− 1.0 ± 0.3

− 1.0 ± 0.1

− 1.0 ± 0.1

 Radial

2.0 ± 0.5

1.9 ± 0.4

1.8 ± 0.3

1.9 ± 0.5

PDSR (1/s)

 Longitudinal

1.1 ± 0.2

0.8 ± 0.2*

0.9 ± 0.3*

0.8 ± 0.1*§

 Circumferential

1.5 ± 0.3

1.3 ± 0.2*

1.4 ± 0.2

1.2 ± 0.2*§

 Radial

− 2.8 ± 0.7

− 2.6 ± 0.6

− 2.7 ± 0.6

− 2.5 ± 0.5*