Table 2.

Comparison of frequency distribution of demographic variables in the experimental and control groups

Variable	Experimental group		Control group		P-value
	N = 200		N = 200
	Number	Percent	Number	Percent
Occupation
Housewife	172	86	163	81.5	0.193
Employed	28	14	37	18.5
Monthly household income
< 30 million rials	112	56	102	51	0.184
30–60 million rials	58	29	65	32.5
> 60 million rials	30	15	33	16.5
Education level
Primary	23	11.5	20	10	0.179
Secondary	38	19	42	21
High school	97	48.5	98	49
Higher education	42	21	40	20
Marital status
Single	14	7	12	6
Married	168	84	172	86	0.241
Divorced	8	4	10	5
Widow	10	5	6	3

Chi-square test