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Table 1 Characteristics according to quartile of TyG index

From: The triglyceride glucose index is a simple and low-cost marker associated with atherosclerotic cardiovascular disease: a population-based study

  TyG index quartiles p value
Q1 Q2 Q3 Q4
N 1,398,211 1,398,062 1,398,102 1,398,759  
Age (yeas) 51.62 ± 9.83 52.74 ± 10.04 53.59 ± 10.17 54.12 ± 10.26 < 0.001
65 176,028 (12.59) 204,473 (14.63) 228,776 (16.36) 245,491 (17.55) < 0.001
Sex (male; n) 706,479 (50.53) 706,813 (50.56) 706,287 (50.52) 706,769 (50.53) 0.9243
Body mass index (kg/m2) 22.64 ± 2.69 23.42 ± 2.83 24.1 ± 2.9 24.89 ± 2.95 < 0.001
25 kg/m2 250,943 (17.95) 375,229 (26.84) 494,765 (35.39) 645,970 (46.18) < 0.001
Waist circumference (cm) 77.19 ± 7.97 79.52 ± 8.22 81.47 ± 8.2 83.69 ± 8.01 < 0.001
 Men 90 and women 85 130,078 (9.3) 216,825 (15.51) 307,971 (22.03) 434,265 (31.05) < 0.001
Regular physical activity 310,405 (22.2) 284,886 (20.38) 269,826 (19.3) 249,608 (17.84) < 0.001
Low socioeconomic status 387,421 (27.71) 378,852 (27.1) 372,515 (26.64) 375,476 (26.84) < 0.001
Smoking      < 0.001
 Non-smoker 926,718 (66.28) 894,479 (63.98) 871,643 (62.34) 838,042 (59.91)  
 Ex-smoker 216,828 (15.51) 215,518 (15.42) 214,958 (15.37) 204,220 (14.6)  
 Current smoker 254,665 (18.21) 288,065 (20.6) 311,501 (22.28) 356,497 (25.49)  
Alcohol drinking      < 0.001
 None 799,786 (57.91) 797,857 (57.74) 790,344 (57.2) 758,877 (54.89)  
 Moderate 505,002 (36.57) 495,360 (35.85) 487,941 (35.31) 482,949 (34.93)  
 Heavy 76,276 (5.52) 88,572 (6.41) 103,528 (7.49) 140,726 (10.18)  
 Systolic blood pressure (mmHg) 119.46 ± 14.63 122.09 ± 14.85 124.3 ± 15 127.27 ± 15.33 < 0.001
 Diastolic blood pressure (mmHg) 74.45 ± 9.89 76.14 ± 9.95 77.52 ± 9.98 79.37 ± 10.13 < 0.001
 Glucose (mg/dL) 89.09 ± 10.78 93.2 ± 11.89 96.48 ± 13.79 105.09 ± 25.23 < 0.001
 Total cholesterol (mg/dL) 184.69 ± 30.82 194.79 ± 31.85 202.22 ± 33.17 211.45 ± 36.25 < 0.001
 HDL cholesterol (mg/dL) 60.22 ± 16.69 56.83 ± 17.29 53.98 ± 18.81 50.13 ± 22.57 < 0.001
 LDL cholesterol (mg/dL) 111.91 ± 28.82 118.8 ± 30.36 121.66 ± 31.92 115.37 ± 36.46 < 0.001
 Triglycerides* (mg/dL) 60.77 (60.74–60.79) 94.78 (94.75–94.81) 132.28 (132.24–132.33) 222.65 (222.51–222.79) < 0.001
 Type 2 diabetes 6080 (0.43) 17,499 (1.25) 39,487 (2.82) 145,799 (10.42) < 0.001
 Hypertension 253,013 (18.1) 332,933 (23.81) 407,314 (29.13) 511,203 (36.55) < 0.001
 Dyslipidemia 60,164 (4.3) 112,443 (8.04) 173,081 (12.38) 279,795 (20) < 0.001
 Chronic kidney disease 63,434 (4.54) 78,204 (5.59) 91,013 (6.51) 109,586 (7.83) < 0.001
  1. *Geometric mean
  2. All p < 0.001 between TyG index quartiles by analysis of variance post hoc analysis with the Bonferroni method
  3. Q3 vs. Q4; p = 0.001 and rest of the comparisons between quartiles all p < 0.001 between TyG index quartiles by analysis of variance post hoc analysis with the Bonferroni method