Table 3 Comparison of LV strain among T2DM patients with mild/moderate/severe regurgitation and normal controls

PS (%)

 Radial

27.7 (17.6, 35.3)

27.3 (21.0, 34.2)^*

14.1 (8.7, − 22.7)^*#

6.8 (5.2, − 9.8)^*#

 Circumferential

− 18.2 (− 20.8, − 13.7)

− 17.0 ± 4.3^*

− 12.2 ± 5.4^*#

− 6.6 ± 2.9^*#

 Longitudinal

− 14.0 ± 3.37

− 11.5 ± 2.8^*

− 6.8 ± 2.3^*#

− 3.0 (− 4.4, − 2.0)^*#

PSSR (1/s)

 Radial

1.5 (1.1, 2.0)

1.4 (1.2, 1.9)

0.9 (0.6, 1.4)^*#

0.6 (0.4, 0.8)^*#

 Circumferential

− 0.9 (− 1.1, − 0.7)

− 0.84 (− 1.07, − 0.66)^*

− 0.7 (− 0.8, − 0.5)^*#

− 0.5 ± 0.2^*#

 Longitudinal

− 0.7 (− 0.8, − 0.5)

− 0.7 ± 0.4

− 0.5 (− 0.7, − 0.3)^*#

− 0.3 (− 0.4, − 0.2)^*#

PDSR (1/s)

 Radial

− 1.6 (− 2.1, − 1.0)

− 1.5 (− 2.1, − 1.0)^*

− 1.0 (− 1.5, − 0.6)^*#

− 0.5 (− 0.8, − 0.3)^*#

 Circumferential

1.2 ± 0.3

0.8 (0.6, 1.1)^*

0.7 ± 0.3^*

0.5 ± 0.2^*#

 Longitudinal

0.61 (0.45, 0.82)

0.62 (0.54, 0.76)^*

0.45 (0.35, 0.51)^*#

0.3 (0.2, 0.4)^*#