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Table 1 Baseline characteristics of subjects

From: Association between triglyceride glucose-body mass index and non-alcoholic fatty liver disease in the non-obese Chinese population with normal blood lipid levels: a secondary analysis based on a prospective cohort study

 

TyG-BMI

P value

Q1 (114.23–157.67)

Q2 (157.68–172.11)

Q3 (172.11–188.07)

Q4 (188.08–230.41)

N

2442

2441

2442

2442

 

Age, years

41.28 ± 14.48

41.71 ± 14.19

43.20 ± 15.01

43.66 ± 15.03

< 0.001

Sex

    

< 0.001

Women

1243 (50.90%)

1264 (51.78%)

1185 (48.53%)

1053 (43.12%)

 

Men

1199 (49.10%)

1177 (48.22%)

1257 (51.47%)

1389 (56.88%)

 

BMI, kg/m2

18.56 ± 1.10

20.31 ± 0.87

21.75 ± 0.88

23.49 ± 0.89

< 0.001

ALP, U/L

64.16 ± 19.48

67.33 ± 23.42

70.88 ± 22.89

75.39 ± 22.12

< 0.001

GGT, U/L

17.00 (14.00–21.00)

17.00 (14.00–22.00)

20.00 (16.00–26.00)

24.00 (19.00–35.00)

< 0.001

ALT, U/L

13.00 (10.00–17.00)

14.00 (11.00–18.00)

15.00 (12.00–21.00)

19.00 (14.00–25.00)

< 0.001

AST, U/L

19.00 (17.00–22.00)

20.00 (17.00–23.00)

21.00 (18.00–25.00)

22.00 (19.00–26.00)

< 0.001

TB, μmol/L

12.22 ± 4.98

11.89 ± 4.71

12.18 ± 5.01

12.46 ± 4.97

0.012

GLB, g/L

29.35 ± 3.62

29.48 ± 3.73

29.53 ± 4.06

29.64 ± 4.05

0.104

ALB, g/L

44.48 ± 2.64

44.36 ± 2.75

44.21 ± 2.83

44.30 ± 2.78

0.009

TP, g/L

73.78 ± 3.97

73.77 ± 4.09

73.69 ± 4.19

73.89 ± 4.16

0.455

Cr, mmol/L

70.16 ± 21.11

73.21 ± 17.26

78.70 ± 26.06

86.05 ± 31.73

< 0.001

UA, μmol/L

233.34 ± 69.44

248.48 ± 72.94

270.44 ± 78.98

302.16 ± 80.37

< 0.001

LDL-C, mmol/L

1.97 ± 0.39

2.08 ± 0.40

2.16 ± 0.41

2.26 ± 0.41

< 0.001

HDL-C, mmol/L

1.61 ± 0.32

1.55 ± 0.29

1.49 ± 0.28

1.41 ± 0.26

< 0.001

TG, mmol/L

0.76 ± 0.23

0.90 ± 0.27

1.01 ± 0.28

1.20 ± 0.27

< 0.001

TC, mmol/L

4.23 ± 0.54

4.31 ± 0.53

4.37 ± 0.52

4.45 ± 0.50

< 0.001

FPG, mmol/L

4.85 ± 0.41

4.97 ± 0.45

5.09 ± 0.59

5.38 ± 1.04

< 0.001

SBP, mmHg

111.13 ± 13.65

114.95 ± 14.27

119.68 ± 15.66

126.49 ± 16.40

< 0.001

DBP, mmHg

67.74 ± 8.64

69.64 ± 9.31

72.09 ± 9.76

75.71 ± 10.22

< 0.001

Time, days

1036.08 ± 398.69

1012.46 ± 401.00

995.29 ± 394.25

925.52 ± 399.07

< 0.001

TyG

7.94 ± 0.31

8.13 ± 0.31

8.28 ± 0.30

8.50 ± 0.28

< 0.001

BUN, mmol/L

4.29 ± 1.36

4.42 ± 1.31

4.55 ± 1.36

4.74 ± 1.43

< 0.001

DBIL, μmol/L

2.46 ± 1.21

2.41 ± 1.28

2.39 ± 1.29

2.35 ± 1.17

0.136

NAFLD

    

< 0.001

No

2435 (99.71%)

2406 (98.57%)

2257 (92.42%)

1828 (74.86%)

 

Yes

7 (0.29%)

35 (1.43%)

185 (7.58%)

614 (25.14%)

 
  1. The variables are presented as n (%) or the mean ± SD or median (quartile 1-quartile 3), TyG = Ln [TG (mg/dL) × FPG (mg/dL)/2], TyG-BMI = TyG × BMI
  2. Abbreviations: TyG-BMI triglyceride glucose-body mass index, BMI body mass index, NAFLD non-alcoholic fatty liver disease, TyG triglyceride and glucose index, DBP diastolic blood pressure, SBP systolic blood pressure, DBIL direct bilirubin, TB total bilirubin, GLB globulin, GGT gamma-glutamyl transferase, TP total protein, ALB albumin, UA uric acid, ALT alanine aminotransferase, AST aspartate aminotransferase, ALP alkaline phosphatase, Cr creatinine, BUN blood urea nitrogen, FPG fasting plasma glucose, TG triglyceride, TC total cholesterol, HDL-C high-density lipoprotein cholesterol, LDL-C low-density lipoprotein cholesterol