Association between Chinese visceral adiposity index and risk of stroke incidence in middle-aged and elderly Chinese population: evidence from a large national cohort study

Table 2 The association of CVAI with stroke

CVAI	Total N	No. of events (incident rate^a)	Model 1		Model 2		Model 3
CVAI	Total N	No. of events (incident rate^a)	h (95% CI)	P value	HR (95% CI)	P value	HR (95% CI)	P value
Continues
Per SD increase	7242	612 (12.23)	1.45 (1.34–1.56)	< 0.001	1.29 (1.19–1.40)	< 0.001	1.17 (1.07–1.28)	0.001
Quartiles
Q1	1810	80 (6.37)	Ref.		Ref.		Ref.
Q2	1811	132 (10.54)	1.62 (1.22–2.13)	0.001	1.56 (1.17–2.06)	0.002	1.47 (1.10–1.95)	0.009
Q3	1811	164 (13.10)	2.04 (1.56–2.67)	< 0.001	1.80 (1.37–2.37)	< 0.001	1.62 (1.22–2.15)	0.001
Q4	1810	236 (19.01)	2.96 (2.30–3.81)	< 0.001	2.22 (1.70–2.90)	< 0.001	1.70 (1.28–2.27)	< 0.001
P for trend				< 0.001		< 0.001		0.003

Model 1: unadjusted
Model 2: adjusted for sex, SBP, DBP, rural residence, smoking, and alcohol consumption status
Model 3: model 2 + further adjusted for region, marital status, education, heart rate, FBG, serum creatinine, TC, LDL, dyslipidemia, hypertension, heart disease, kidney disease, and DM
CI confidence interval, DBP diastolic blood pressure, DM diabetes mellitus, FBG fasting blood glucose, HR hazard ratio, LDL low density lipoprotein, Q quartile, Ref reference, SD standard deviation, SBP systolic blood pressure, TC total cholesterol
^aIncident rate was presented as per 1000 person-years of follow-up

ISSN: 1479-5876