Table 1.

Indicators of heart functions tested by echocardiography in different groups of rats.

Group	Sham	Model	QSG-L	QSG-H	Diltiazem
EF (%)	78.726 ± 9.228	24.483 ± 1.787	35.372 ± 5.861	40.965 ± 3.756	36.075 ± 7.323
FS (%)	46.033 ± 5.735	11.640 ± 0.691	19.497 ± 1.681	21.579 ± 2.976	19.576 ± 3.149
LVID; d (mm)	2.983 ± 0.628	8.502 ± 0.362	7.552 ± 0.599	6.895 ± 1.147	7.517 ± 0.702
LVID; d (mm)	6.432 ± 0.457	10.364 ± 0.394	9.014 ± 0.759	8.493 ± 1.050	8.943 ± 0.373

Data are presented as mean ± standard deviation (mean ± SD).