Table 4:

Comparison of psychological status before and after intervention between the two groups

Group	Case	SAS		SDS
		Before intervention	After intervention	Before intervention	After intervention
Control group	120	52.62 ± 6.44	32.52 ± 5.72 *	54.81 ± 7.11	35.55 ± 6.03 *
Study group	120	52.51±6.62	31.29 ± 2.87 *	54.31 ± 5.43	33.12 ± 4.55 *
t		0.128	2.109	0.612	3.528
P		0.898	0.036	0.541	0.001

Values are mean ± SD.

^*P<0.05 vs. before intervention. SAS, self-rating anxiety scale; SDS, self-rating depression scale