Table 2.

Scores of Stress in the Control and Intervention Groups

Variable	Group	Control		Intervention		Variance Homogeneous	test	Mean comparison	test
		Mean	Standard Deviation	Mean	Standard Deviation	Fisher Exact Test	P	Student t-test	P
Stress	Before intervention	48.0	3.2	54.3	2.0	4.0	0.051	1.7	0.101
	After intervention	46.6	2.7	37.1	1.8	3.0	0.09	-2.9	0.005
Paired sample t-test		1.7		6.9		---		---
		0.106		<0.001