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Table 1 Baseline characteristics of participants by cumulative TyG index quartiles (n = 44064)

From: Cumulative triglyceride-glucose index is a risk for CVD: a prospective cohort study

 

Q1 group

Q2 group

Q3 group

Q4 group

P

N

11,016

11,017

11,017

11,014

 < 0.001

Age, mean ± SD, years

49.92 ± 10.69

52.78 ± 11.43

56.25 ± 11.47

58.22 ± 11.21

 < 0.001

Male, %

7670 (69.63)

8431 (76.53)

8527 (77.40)

8328 (75.61)

 < 0.001

BMI, mean ± SD, kg/m2

24.15 ± 3.19

24.77 ± 3.24

25.28 ± 3.24

25.87 ± 3.18

 < 0.001

RHR, mean ± SD, beats/min

71.66 ± 9.73

72.83 ± 10.54

73.78 ± 10.56

75.16 ± 10.67

 < 0.001

HDL-C, mmol/L

1.43 (1.21–1.69)

1.38 (1.19–1.60)

1.32 (1.11–1.55)

1.20 (0.99–1.44)

 < 0.001

LDL-C, mmol/L

2.24 (1.68–2.84)

2.50 (2.01–2.97)

2.50 (2.00–3.05)

2.59 (2.07–3.13)

 < 0.001

UA, mean ± SD, μmol/L

307.27 ± 91.66

296.64 ± 92.90

309.76 ± 89.45

326.33 ± 89.92

 < 0.001

Hs-CRP, mg/dL

1.12 (0.39–2.97)

0.90 (0.20–2.19)

1.23 (0.51–2.63)

1.59 (0.83–3.00)

 < 0.001

High income, %

754 (23.20)

746 (22.95)

837 (25.75)

913 (28.09)

 < 0.001

High school or above, %

1061 (28.85)

939 (25.53)

871 (23.68)

807 (21.94)

 < 0.001

Drinking, %

1625 (21.12)

1774 (23.06)

2035 (26.45)

2260 (29.37)

 < 0.001

Smoking, %

3168 (23.85)

3085 (23.22)

3485 (26.23)

3546 (26.69)

 < 0.001

Physical exercise, %

1066 (17.32)

1327 (21.56)

1821 (29.59)

1940 (31.52)

 < 0.001

Diabetes, %

225 (6.78)

496 (14.94)

812 (24.46)

1787 (53.83)

 < 0.001

Hypertension, %

2742 (16.49)

4180 (25.14)

4485 (26.97)

5220 (31.39)

 < 0.001

Lipid‐lowering medication, %

245 (16.20)

288 (19.05)

415 (27.45)

564 (37.30)

 < 0.001

TyG index2006, mean ± SD

8.18 ± 0.53

8.50 ± 0.57

8.71 ± 0.59

9.15 ± 0.67

 < 0.001

TyG index2008, mean ± SD,

8.17 ± 0.51

8.52 ± 0.51

8.72 ± 0.54

9.24 ± 0.69

 < 0.001

TyG index2010, mean ± SD

8.24 ± 0.50

8.52 ± 0.52

8.74 ± 0.54

9.27 ± 0.67

 < 0.001

TyG index2012, mean ± SD

8.29 ± 0.53

8.52 ± 0.55

8.74 ± 0.60

9.22 ± 0.71

 < 0.001

  1. BMI body mass index, RHR resting heart rate, HDL high-density lipoprotein, LDL low-density lipoprotein, UA uric acid, Hs-CRP high-sensitivity C-reactive protein, TG triglyceride, FBG fasting blood glucose, TyG triglyceride glucose