Table 1. Blood pressure by sociodemographic, behavioural and other characteristics.

		Number (%)	SBP			DBP
			Mean	SD	P	Mean	SD	P
Age, years	30–40	46 (15.0)	141	12	0.001	90	8	0.75
	40–59	160 (52.1)	148	18		90	9
	60 or older	101 (32.9)	153	21		89	11
Sex	Female	154 (50.2)	150	17	0.24	90	9	0.34
	Male	153 (49.8)	148	20		89	10
Education levels	No education	99 (32.2)	152	17	0.07	90	9	0.95
	Primary to high school	148 (48.2)	147	19		90	10
	SSC or above	59 (19.2)	147	18		90	9
Socio-economic status	Poor	92 (30.0)	150	20	0.41	90	10	0.58
	Middle class	214 (69.7)	148	18		90	10
Occupation	Farmer	72 (23.5)	146	17	0.34	88	9	0.25
	Homemakers	146 (47.6)	150	17		90	9
	Employees	53 (17.3)	150	21		89	10
	Businesspersons	24 (7.8)	149	20		92	12
Medication use	No medication	163 (53.1)	147	16	0.10	90	9	0.67
	Medication	144 (46.9)	151	21		90	10
Diabetes	No diabetes	217 (70.7)	149	19	0.42	90	10	0.72
	Diabetes	41 (13.4)	151	18		89	10
	Unknown	49 (16.0)	146	14		89	9
Tobacco smoking	Non-smoker	245 (79.8)	149	18	0.34	90	10	0.66
	Current smoker	62 (20.2)	147	20		89	10
Raw salt consumption status	No raw Salt consumption	66 (21.5)	149	17	0.94	89	8	0.62
	Regular salt consumption	241 (78.5)	149	19		90	10
Fruit consumption	Maximum 1–2 times per week	46 (15.0)	147	15	0.72	89	7	0.86
	Irregularly	254 (82.7)	149	19		90	10
	Almost no fruit consumption	7 (2.3)	149	21		92	12