Table 5.

Comparison of left ventricular parameters under 4-dimensional speckle tracking imaging echocardiography in four groups of subjects (mean number ± standard deviation).

Projects	Number of cases (pcs)	LVGLS (%)	LVGRS (%)	LVGCS (%)	LVGAS (%)	LAGLS (%)
Control group	30	− 24.5 ± 2.4	25.9 ± 3.1	− 23.5 ± 1.6	24.2 ± 2.7	− 34.8 ± 4.5
Hypertension during pregnancy	20	− 22.8 ± 2.8*	24.4 ± 2.2	− 22.6 ± 1.8	22.5 ± 2.6*	− 31.5 ± 3.9*
Pre-eclampsia (mild)	15	− 18.2 ± 1.7**	23.9 ± 1.9*	− 22.5 ± 1.3*	22.3 ± 2.1*	− 30.1 ± 5.1**
Pre-eclampsia (severe)	10	− 16.3 ± 1.9**	16.1 ± 1.8**	− 15.7 ± 2.0**	19.8 ± 2.8**	− 25.6 ± 2.9**

Compared with control group *P < 0.05, **P < 0.01.