Table 2.

Comparison of the mean of demographic variables in the study and control groups before the intervention

Variable		Study group	Control group	P
		Mean ± SD	Mean ± SD
Age (year)		58.4 ± 6.5	55.6 ± 6.5	0.114*
Height		169.3 ± 7.9	166.2 ± 8.8	0.159*
Weight		79.2 ± 9.5	78.8 ± 7.1	0.866*
BMI		27.6 ± 3.1	28.7 ± 3.5	0.231*
Duration of hypertension (year)		3.5 ± 3.4	3.3 ± 3.1	0.820*
		n (%)	n (%)
Occupational status	Employee	1 (3.3)	0	0.286**
	Housekeeper	4 (13.3)	4 (13.3)
	Retired	7 (23.3)	11 (36.7)
	Businessman	16 (53.3)	10 (33.3)
	Worker	2 (6.7)	5 (16.7)
Economic level	Low	12 (40.0)	9 (30.0)	0.421***
	Moderate	16 (53.0)	18 (60.0)
	Good	2 (7.0)	3 (10.0)
Educational level	Primary school	21 (70.0)	24 (80.0)	0.880***
	Pre-diploma	3 (10.0)	3 (10.0)
	Diploma	6 (20.0)	3 (10.0)

^*Independent t-test;

^**Chi-Square test;

^***Mann-Whitney U test

BMI: Body mass index; SD: Standard deviation

P-value of less than 0.050 was considered as significant.