Table 3.

Relationship between different categories of BMI, WC and hypertension after adjusting for age and sex

Categories			High SBP vs normal SBP			High DBP vs normal DBP			High BP vs normal BP
BMI	WC	N	n (%)	OR(95% CI)	P	n (%)	OR(95% CI)	P	n (%)	OR(95% CI)	P
NW	NW	57867	3521 (6.08)	1.00		2509 (4.34)	1.00		4864 (8.41)	1.00
NW	OW	2211	248 (11.22)	2.00 (1.75, 2.30)	<0.0001	155 (7.01)	1.71 (1.44, 2.02)	<0.0001	326 (14.74)	1.91 (1.69, 2.16)	<0.0001
NW	OB	242	33 (13.64)	2.49 (1.72, 3.61)	<0.0001	19 (7.85)	1.98 (1.23, 3.17)	<0.0001	42 (17.36)	2.32 (1.66, 3.24)	<0.0001
OW	NW	4484	524 (11.69)	1.99 (1.80, 2.19)	<0.0001	335 (7.47)	1.74 (1.54, 1.96)	<0.0001	632 (14.09)	1.76 (1.61,1.92)	<0.0001
OW	OW	4621	645 (13.96)	2.41 (2.20, 2.63)	<0.0001	363 (7.86)	1.95 (1.74, 2.19)	<0.0001	773 (16.73)	2.15 (1.98, 2.34)	<0.0001
OW	OB	1131	190 (16.80)	2.99 (2.55, 3.52)	<0.0001	91 (8.05)	2.18 (1.75, 2.72)	0.0046	224 (19.81)	2.66 (2.29, 3.09)	<0.0001
OB	NW	595	65 (10.92)	1.93 (1.49, 2.51)	<0.0001	50 (8.40)	1.82 (1.36, 2.44)	<0.0001	81 (13.61)	1.72 (1.36, 2.18)	<0.0001
OB	OW	2277	368 (16.16)	2.96 (2.63, 3.33)	<0.0001	266 (11.68)	2.72 (2.37, 3.11)	<0.0001	448 (19.68)	2.64 (2.37, 2.95)	<0.0001
OB	OB	4511	1163 (25.78)	5.22 (4.84, 5.63)	<0.0001	675 (14.96)	3.92 (3.58, 4.30)	<0.0001	1363 (30.22	4.66 (4.34, 5.00)	<0.0001

N is the total number in the category. n is the number in the category, and% is the proportion in the category with outcome.

Adjusted ORs with 95% confidence intervals (95% CIs) were computed after adjusting for age and sex.