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. 2024 Feb 6;10:e48120. doi: 10.2196/48120

Table 2.

Time-dependent Cox proportional hazard models with and without adjustment for covariates. The crude model referred to time-dependent Cox proportional hazard models with no adjustment. Model 1 was adjusted for sex, age, and duration of diabetes. Model 2 was then further adjusted for education level, current smoking, regular drinking, BMI, blood pressure, hemoglobin A1c, serum cholesterol level, estimated glomerular filtration rate, and use of insulin.

Visceral obesity indices Crude model Model 1 Model 2
cHRa (95% CI) P value aHRb (95% CI) P value aHR (95% CI) P value
Lipid accumulation productc
Per SD increase 1.12 (1.01-1.25) .03 1.14 (1.03-1.27) .02 1.24 (1.09-1.41) .001
Tertile 1 1.00 (Reference) N/Ad 1.00 (Reference) N/Ad 1.00 (Reference) N/Ad
Tertile 2 1.19 (0.89-1.60) .25 1.27 (0.93-1.72) .13 1.31 (0.94-1.83) .11
Tertile 3 1.42 (1.07-1.89) .02 1.53 (1.14-2.05) .004 1.84 (1.30-2.62) .001
P for trend N/Ad .02 N/Ad .005 N/Ad .001
Visceral adiposity indexc
Per SD increase 1.18 (1.07-1.32) .002 1.19 (1.07-1.32) .001 1.22 (1.09-1.36) <.001
Tertile 1 1.00 (Reference) N/Ad 1.00 (Reference) N/Ad 1.00 (Reference) N/Ad
Tertile 2 1.36 (1.01-1.84) .04 1.45 (1.07-1.97) .02 1.56 (1.13-2.17) .007
Tertile 3 1.60 (1.19-2.13) .002 1.67 (1.24-2.24) .001 1.86 (1.35-2.57) <.001
P for trend N/Ad .003 N/Ad .001 N/Ad <.001
Chinese visceral adiposity indexc
Per SD increase 1.16 (1.04-1.31) .01 1.22 (1.07-1.37) .002 1.48 (1.19-1.85) .001
Tertile 1 1.00 (Reference) N/Ad 1.00 (Reference) N/Ad 1.00 (Reference) N/Ad
Tertile 2 1.25 (0.94-1.67) .13 1.38 (1.02-1.86) .04 1.44 (1.01-2.05) .046
Tertile 3 1.39 (1.04-1.85) .03 1.53 (1.13-2.07) .006 1.82 (1.16-2.86) .009
P for trend N/Ad .03 N/Ad .006 N/Ad .009

acHR: crude hazard ratio.

baHR: adjusted hazard ratio.

cSD of lipid accumulation product=38.90, SD of visceral adiposity index=2.73, and SD of Chinese visceral adiposity index=34.23.

dN/A: not applicable.