Table 1. Comparing the characteristics of the participants in the intervention group (Group I) and control group (Group C).

Demographic variable	Group I (n = 72)	Group C (n = 72)	χ2 or t	p
Gender: Female, %	50.0	31.9	4.85	.028
Marital status: Married, %	73.6	70.8	0.14	.710
Education: College or above, %	83.3	80.6	0.19	.665
Occupation: White-collar, %	77.8	72.2	0.59	.441
Age, mean in year	42.4	42.7	-0.17	.863