Relationship between novel anthropometric indices and the incidence of hypertension in Chinese individuals: a prospective cohort study based on the CHNS from 1993 to 2015

Table 1 The characteristics of the study population at baseline

Variables	Not developed hypertension	Developed hypertension	P value
Variables	N = 7463	N = 4511	P value
Age (years)	37.95 ± 13.27	45.34 ± 13.56	< 0.001
Height (cm)	161.00 ± 8.17	160.76 ± 8.49	0.423
Weight (kg)	57.23 ± 9.99	59.17 ± 10.26	< 0.001
HC (cm)	90.90 ± 7.62	92.37 ± 7.91	< 0.001
WC (cm)	76.43 ± 9.23	79.17 ± 9.47	< 0.001
SBP (mmHg)	111.38 ± 11.44	115.97 ± 11.33	< 0.001
DBP (mmHg)	72.81 ± 8.05	75.52 ± 7.54	< 0.001
ABSI	0.077 ± 0.006	0.078 ± 0.006	< 0.001
BRI	2.96 ± 1.03	3.30 ± 1.12	< 0.001
Gender			< 0.001
Male	3193 (42.78%)	2291 (50.79%)
Female	4270 (57.2%)	2220 (49.2%)
Ethnicity			0.025
Han	6598 (88.41%)	4048 (89.74%)
non-Hans	865 (11.59%)	463 (10.26%)
Residence			< 0.001
Urban	2995 (40.13%)	1423 (31.55%)
Rural	4468 (59.87%)	3088 (68.45%)
Current smoke			< 0.001
No	5449 (73.01%)	2964 (65.71%)
Yes	2014 (26.99%)	1547 (34.29%)
Drinking			< 0.001
No	5054 (67.72%)	2761 (61.21%)
Yes	2409 (32.28%)	1750 (38.79%)

HC: hip circumstance, WC: waist circumstance, SBP: systolic blood pressure, DBP: diastolic blood pressure, ABSI: a body shape index, BRI: body round index

ISSN: 1471-2458