Table 1 The baseline characteristics of participants.

From: Triglyceride-glucose index is associated with the risk of impaired fasting glucose in Chinese elderly individuals

Group

Normal

IFG

P-value

Participants

13,683

4063

 

Age (years)

66.87 ± 6.45

67.47 ± 6.61

< 0.001

BMI (kg/m2)

23.77 ± 2.97

24.63 ± 3.06

< 0.001

SBP (mmHg)

130.10 ± 18.64

134.83 ± 18.95

< 0.001

DBP (mmHg)

77.97 ± 11.04

79.95 ± 11.55

< 0.001

FBG at baseline (mmol/L)

4.84 ± 0.46

5.05 ± 0.40

< 0.001

TG (mmol/L)

1.53 ± 0.92

1.64 ± 0.98

< 0.001

TyG index

8.54 ± 0.52

8.65 ± 0.53

< 0.001

ALT (U/L)

21.02 ± 13.62

22.99 ± 15.85

< 0.001

AST (U/L)

25.65 ± 9.70

26.37 ± 11.66

0.008

BUN (mmol/L)

5.17 ± 1.27

5.17 ± 1.25

0.852

Scr (μmol/L)

72.56 ± 20.05

74.49 ± 16.59

< 0.001

TC (mmol/L)

5.16 ± 0.94

5.16 ± 0.95

0.753

HDL-c (mmol/L)

1.39 ± 0.32

1.37 ± 0.30

0.002

LDL-c (mmol/L)

3.03 ± 0.72

2.98 ± 0.70

< 0.001

Sex

< 0.001

 Male

7374 (53.89%)

2377 (58.50%)

 

 Female

6309 (46.11%)

1686 (41.50%)

 

Smoking status

0.039

 Current smoker

947 (6.92%)

233 (5.73%)

 

 Ever smoker

111 (0.81%)

28 (0.69%)

 

 Never

2517 (18.40%)

737 (18.14%)

 

Drinking status

0.216

 Current drinker

116 (0.85%)

36 (0.89%)

 

 Ever drinker

352 (2.57%)

102 (2.51%)

 

 Never

3107 (22.71%)

860 (21.17%)

 

Family history of diabetes

0.098

 No

13,584 (99.28%)

4023 (99.02%)

 

 Yes

99 (0.72%)

40 (0.98%)

 

 Follow-up (year)

3.07 ± 0.89

3.34 ± 0.91

 < 0.001

  1. Continuous variables were summarized as mean (SD) or medians (quartile interval); categorical variables were displayed as percentage (%).
  2. BMI body mass index, SBP systolic blood pressure, DBP diastolic blood pressure, TG triglyceride, TC total cholesterol, HDL-c high-density lipoprotein cholesterol, LDL-c low-density lipoprotein cholesterol, AST aspartate aminotransferase, ALT alanine aminotransferase, BUN blood urea nitrogen, Scr serum creatinine, FBG fasting plasma glucose, TyG index triglyceride glucose index.