Biofeedback Intervention for Stress, Anxiety, and Depression among Graduate Students in Public Health Nursing

Table 1

Basic characteristics of the biofeedback group and the control group.

	Biofeedback	Control	value
	()	()
Age	M = 34.9	M = 33.2	0.37^a
GPA	3.52	3.60	0.24^a
Gender
Female	97%	97%	0.75^b
Male	3%	3%
Year in school
1st	50%	40%	0.053^b
2nd	30%	13%
3rd	7%	27%
4th	13%	7%
5th	0%	13%
Family income
Good	17%	3%	0.06^b
Moderate	83%	83%
Poor	0%	13%
Health problems
Yes	17%	23%	0.37^b
No	83%	77%

M, mean; ^aby independent -test; ^bby chi-square test or Fisher’s exact test.