Chinese Visceral Adiposity Index and Depressive Symptoms in Middle-Aged and Elderly Chinese: Dose-Response Correlation and the Effect Mediated by Sleep Time and Life Satisfaction

Table 2

Association between CVAI and the risk of depressive symptoms in the CHARLS.

	Model 1		Model 2		Model 3
CVAI per IQR	0.982 [0.897, 1.074]	0.691	0.893 [0.810, 0.986]	0.026	0.885 [0.798, 0.981]	0.020
Q1 (≤63.2)	Ref		Ref		Ref
Q2 (≤93.9)	0.900 [0.730, 1.110]	0.320	0.760 [0.620, 0.950]	0.015	0.760 [0.610, 0.950]	0.015
Q3 (≤126.0)	0.970 [0.790, 1.200]	0.802	0.810 [0.650, 1.000]	0.053	0.810 [0.640, 1.010]	0.058
Q4 (≤263.0)	1.020 [0.830, 1.250]	0.826	0.840 [0.670, 1.050]	0.121	0.830 [0.660, 1.040]	0.106
for trend	0.657		0.222		0.199

Note: model 1 contained only independent variables; model 2 adjusted for age, gender, level of education, location, and marital status; model 3 adjusted further for smoking status, drinking status, sleep time, SBP, and DBP (model 3). Abbreviations: CVAI = Chinese visceral adiposity index; IQR = interquartile range.