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Table 1 Characteristics of participants according to quartiles of TyG index in 2017 (n = 2480)

From: Triglyceride-glucose index trajectory and arterial stiffness: results from Hanzhong Adolescent Hypertension Cohort Study

Characteristics

Quartiles of TyG index

P for trend

Q1 (5.71–8.14)

Q2 (8.14–8.49)

Q3 (8.49–8.90)

Q4 (8.90–12.31)

N

620

620

620

620

 

Age, yearsa

42.8 (39.7, 44.9)

42.8 (39.4, 44.9)

43.1 (39.9, 45)

42.6 (40, 44.8)

0.988

Male, n (%)b

236 (38.1%)

299 (48.2%)

370 (59.7%)

446 (71.9%)

< 0.001

Regular exercise, n (%)b

363 (58.5%)

373 (60.2%)

365 (58.9%)

363 (58.5%)

0.866

Smoking, n (%)b

179 (28.9%)

232 (37.4%)

284 (45.8%)

346 (55.8%)

< 0.001

Drinking, n (%)b

117 (18.9%)

155 (25.0%)

209 (33.7%)

231 (37.3%)

< 0.001

BMI, kg/m2a

 22.1 (20.6, 23.9) 

23.1 (21.5, 24.9)

24.6 (22.5, 26.6)

25.5 (23.6, 27.8)

< 0.001

Waist hip ratioa

0.9 (0.8, 0.9)

0.9 (0.9, 0.9)

0.9 (0.9, 1)

1.0 (0.9, 1)

< 0.001

Heart rate, bpma

72 (65, 78)

72 (67, 79)

73 (67, 80)

75 (68, 82)

< 0.001

SBP, mmHga

116.3 (108.7, 126.0)

118.3 (110, 128)

123.5 (114.6, 132.7)

126.3 (117.3, 137)

< 0.001

DBP, mmHga

72 (66.7, 79)

74 (67, 81.3)

77.5 (70.3, 85)

80.7 (74, 88.3)

< 0.001

FBG, mmol/La

4.4 (4.1, 4.7)

4.5 (4.2, 4.8)

4.6 (4.3, 4.9)

4.8 (4.5, 5.4)

< 0.001

TC, mmol/La

4.2 (3.8, 4.7)

4.4 (4, 4.9)

4.6 (4.2, 5)

4.8 (4.4, 5.3)

< 0.001

TG, mmol/La

0.8 (0.7, 0.9)

1.1 (1, 1.3)

1.6 (1.4, 1.8)

2.5 (2.2, 3.3)

< 0.001

LDL-C, mmol/La

2.3 (2, 2.6)

2.5 (2.2, 2.9)

2.6 (2.3, 3)

2.6 (2.1, 3)

< 0.001

HDL-C, mmol/La

1.3 (1.2, 1.5)

1.2 (1.1, 1.4)

1.1 (1, 1.2)

1.0 (0.9, 1.1)

< 0.001

Serum uric acid, μmol/La

238.6 (200.5, 287.6)

264.5 (215.6, 312.4)

293.9 (244.6, 346.2)

323.1 (268.3, 374.8)

< 0.001

Serum creatinine, μmol/La

71.3 (63.2, 81)

74.3 (65.5, 85)

77.4 (68.2, 86.8)

80.6 (71.6, 89.5)

< 0.001

TyG indexa

7.9 (7.8, 8)

8.3 (8.2, 8.4)

8.7 (8.6, 8.8)

9.2 (9.1, 9.5)

< 0.001

hs-CRP, μmol/La

0.2 (0.2, 0.6)

0.2 (0.2, 0.6)

0.3 (0.2, 0.8)

0.3 (0.2, 0.8)

< 0.001

baPWV, cm/sa

1160 (1047.3, 1294)

1174 (1071.5, 1301)

1241 (1109.8, 1404.3)

1299.8 (1169.5, 1468)

< 0.001

Hypertension, n (%)b

52 (8.4%)

68 (11.0%)

111 (17.9%)

163 (26.3%)

< 0.001

Diabetes, n (%)b

0

2 (0.3%)

4 (0.6%)

59 (9.5%)

< 0.001

Dyslipidemia, n (%)b

58 (9.4%)

139 (22.4%)

228 (36.8%)

527 (85.0%)

< 0.001

  1. BMI body mass index, SBP systolic blood pressure, DBP diastolic blood pressure, FBG fasting blood glucose, TC total cholesterol, TG triglyceride, LDL-C low-density lipoprotein cholesterol, HDL-C high-density lipoprotein cholesterol, TyG index triglyceride–glucose index, hs-CRP high-sensitivity C-reactive protein, baPWV brachial-ankle pulse wave velocity
  2. aData are given as median (interquartile range), and P values for trend were calculated by the Jonckheere-Terpstra test
  3. bData are expressed as number (percentage), and P values for trend were calculated using Cochran–Armitage trend test
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Cardiovascular Diabetology

ISSN: 1475-2840