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Table 5 Associations of the change in TyG-BMI and cumulative TyG-BMI with FI progression

From: Relationship between changes in the triglyceride glucose-body mass index and frail development trajectory and incidence in middle-aged and elderly individuals: a national cohort study

Variable (N = 9135)

Model 1a

 

Model 2b

 

β (95% CI)

P

β (95% CI)

P

Change in TyG-BMI

    

Class 1

Reference

 

Reference

 

Class 2

-0.28 (-0.65,0.08)

0.131

-0.05 (-0.43, 0.33)

0.781

Class 3

-0.28 (-0.35,0.44)

0.838

0.19 (-0.22, 0.61)

0.358

Class 4

0.04 (0.65,1.68)

< 0.001

1.08 (0.54, 1.62)

< 0.001

Year

1.16 (1.63,1.79)

< 0.001

1.24 (1.14, 1.34)

< 0.001

Class 1*year

    

Class 2*year

0.12 (0.01,0.23)

0.028

0.15 (0.02, 0.27)

0.022

Class 3*year

0.33 (0.21,0.44)

< 0.001

0.38 (0.25, 0.52)

< 0.001

Class 4*year

0.69 (0.54,0.84)

< 0.001

0.76 (0.58, 0.93)

< 0.001

Cumulative TyG-BMIc

   

Q1 (339.22, 536.62)

Reference

 

Reference

 

Q2 (536.65, 609.20)

-0.40 (-0.81, 0.01)

0.054

-0.16 (-0.58, 0.26)

0.447

Q3 (609.25, 694.32)

-0.11 (-0.52, 0.29)

0.587

-0.02 (-0.45, 0.40)

0.912

Q4 (694.40, 1079.53)

0.54 (0.13, 0.95)

0.009

0.72 (0.29, 1.15)

< 0.001

Year

1.71 (1.63, 1.80)

< 0.001

1.24 (1.14, 1.34)

< 0.001

Q1*year

    

Q2*year

0.12 (0.00, 0.24)

0.044

0.13 (0.00, 0.27)

0.058

Q3*year

0.16 (0.04, 0.28)

0.010

0.25 (0.11, 0.38)

< 0.001

Q4*year

0.54 (0.42, 0.66)

< 0.001

0.56 (0.42, 0.70)

< 0.001

  1. a Unadjusted for covariates; b Adjusted for Age, gender, marital status, smoke, drink, educational level, physical activity, CRP, HbA1c; Q1-4 Quartile 1–4; c The Cumulative TyG-BMI was calculated by the formula (r1TyG-BMI + r3TyG-BMI)/2× time(r3 − r1) and then it was split into quartiles
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Cardiovascular Diabetology

ISSN: 1475-2840