. 2022 May 21;2022:9765884. doi: 10.1155/2022/9765884

Table 2.

Comparison of cardiac function indexes between the two groups ( $\bar{x} \pm s$ ).

Group	N	LVEF (%)		LVESD (mm)		LVEDD (mm)
Group	N	Before treatment	After treatment	Before treatment	After treatment	Before treatment	After treatment
C group	60	27.98 ± 2.44	34.81 ± 3.86^a	46.96 ± 4.29	40.86 ± 3.14^a	62.91 ± 4.86	56.97 ± 3.91^a
R group	60	27.97 ± 2.45	44.86 ± 4.66^b	46.91 ± 4.56	31.81 ± 3.92^b	62.95 ± 4.56	43.81 ± 2.95^b
t		0.022	12.865	0.061	13.957	0.046	20.811
P		0.982	0.000	0.950	0.000	0.963	0.000

Note: the control group before and after treatment, ^aP < 0.05; the study group before and after treatment, ^bP < 0.05.