Table 2.
Baseline characteristics of study participants according to quartiles of triglyceride glucose-body mass index
| Variables | Triglyceride glucose-body mass index. | P value | |||
|---|---|---|---|---|---|
| Q1 | Q2 | Q3 | Q4 | ||
| Continuous Variables, mean ± standard deviation | |||||
| Number | 2,334 | 2,250 | 2,114 | 1,912 | - |
| Age (year) | 46.89 ± 8.62 | 46.45 ± 8.16 | 46.89 ± 8.10 | 46.75 ± 7.71 | < 0.001 |
| BMI (kg/m2) | 22.15 ± 2.25 | 26.23 ± 1.54 | 28.78 ± 1.75 | 33.36 ± 3.47 | < 0.001 |
| VFA (cm2) | 68.97 ± 27.73 | 108.11 ± 30.01 | 136.05 ± 34.24 | 178.97 ± 39.76 | < 0.001 |
| PBF | 25.10 ± 7.74 | 32.21 ± 7.05 | 36.26 ± 7.22 | 42.01 ± 7.20 | < 0.001 |
| WC (cm) | 86.65 ± 7.38 | 95.10 ± 6.16 | 100.13 ± 6.64 | 107.78 ± 8.82 | < 0.001 |
| FBS (mg/dl) | 87.05 ± 8.48 | 89.37 ± 8.93 | 91.65 ± 9.88 | 93.78 ± 10.40 | < 0.001 |
| LDL (mg/dl) | 104.90 ± 29.97 | 113.06 ± 30.03 | 114.91 ± 30.55 | 116.11 ± 31.01 | < 0.001 |
| HDL (mg/dl) | 50.49 ± 11.65 | 46.58 ± 11.17 | 44.48 ± 10.56 | 44.12 ± 10.57 | < 0.001 |
| TG (mg/dl) | 88.35 ± 38.23 | 119.71 ± 53.74 | 153.17 ± 78.85 | 180.10 ± 94.70 | < 0.001 |
| TC (mg/dl) | 173.04 ± 35.46 | 183.60 ± 35.72 | 189.96 ± 35.98 | 196.12 ± 36.47 | < 0.001 |
| TyG index | 8.16 ± 0.42 | 8.49 ± 0.43 | 8.74 ± 0.47 | 8.92 ± 0.47 | < 0.001 |
| TyG-BMI | 102.65 ± 15.69 | 106.58 ± 15.91 | 109.32 ± 16.14 | 112.38 ± 17.84 | < 0.001 |
| SBP (mmHg) | 66.99 ± 8.79 | 68.83 ± 9.40 | 70.58 ± 9.80 | 72.32 ± 10.52 | < 0.001 |
| Categorical Variables, n (%) | |||||
| Gender | |||||
| Male | 1334 (31.94) | 1178 (28.21) | 983 (23.54) | 681 (16.31) | < 0.001 |
| Female | 1000 (22.55) | 1072 (24.18) | 1131 (25.51) | 1231 (27.76) | |
| Socioeconomic status | |||||
| 1(lowest) | 918 (39.33) | 711 (31.61) | 579 (27.39) | 629 (32.91) | < 0.001 |
| 2 | 757 (32.43) | 709 (31.53) | 735 (34.77) | 654 (34.22) | |
| 3(Highest) | 659 (28.23) | 829 (36.86) | 800 (37.84) | 628 (32.86) | |
| Physical activity (Met/h/day) | |||||
| Low (24-36.5) | 582 (24.94) | 618 (27.47) | 682 (32.26) | 655 (34.26) | < 0.001 |
| Moderate (36.6–44.9) | 995 (42.63) | 1081 (48.04) | 1025 (48.49) | 984 (51.46) | |
| Vigorous (≥ 45) | 757 (32.43) | 551 (24.49) | 407 (19.25) | 273 (14.28) | |
| Residency | |||||
| Urban | 1156 (22.60) | 1336 (26.12) | 1371 (26.80) | 1252 (24.48) | < 0.001 |
| Rural | 1178 (33.71) | 914 (26.15) | 743 (21.26) | 660 (18.88) | |
| Smoking status | |||||
| Never | 1731 (74.55) | 1790 (79.95) | 1719 (81.66) | 1613 (84.72) | < 0.001 |
| Current | 402 (17.31) | 264 (11.79) | 215 (10.21) | 140 (7.35) | |
| Former | 189 (8.14) | 185 (8.26) | 171 (8.12) | 151 (7.93) | |
| Drinking status | |||||
| No | 2192 (26.78) | 2151 (26.28) | 2007 (24.52) | 1834 (22.41) | 0.012 |
| Yes | 142 (33.33) | 99 (23.24) | 107 (25.12) | 78 (18.31) | |
| Hypertension | 206 (17.98) | 253 (22.08) | 312 (27.23) | 375 (32.72) | < 0.001 |
Data are shown mean ± SD for continuous variables and n (%) categorical variables.
*P- value was obtained one-way ANOVA and Chi square test
Abbreviation: BMI: Body mass index, HDL-C: High-density lipoprotein cholesterol, LDL-C: Low-density lipoprotein cholesterol, TG: Triglycerides, T-C: Total cholesterol, FBS: Fasting blood sugar, Q: quartile, VFA: Visceral fat area, PBF: Percent body fat, SBP: Systolic blood pressure, DBP: Diastolic blood pressure, TyG: Triglyceride glucose-body