Table 1. Clinical characteristics of the subjects subdivided by BMI.
| Variables | Total | BMI <25 kg/m2 | BMI ≥25 kg/m2 | P |
| n | 1538 | 1245 | 293 | - |
| Age (years) | 51.7(44.9–56.9) | 51.9(45.0–56.9) | 50.0(44.6–56.9) | 0.32 |
| BMI (kg/m2) | 22.7±2.8 | 21.7±2.0 | 26.9±1.6 | <0.01 |
| W (cm) | 78.0(72.0–84.0) | 76.0(71.0–81.0) | 88.5(83.8–93.5) | <0.01 |
| VFA (cm2) | 62.8(44.5–87.7) | 56.7(40.9–76.8) | 95.9(75.0–127.7) | <0.01 |
| SFA (cm2) | 161.2(121.6–202.9) | 150.2(114.2–186.9) | 211.7(170.0–257.6) | <0.01 |
| SBP (mmHg) | 116.0(108.0–120.7) | 114.7(107.3–120.7) | 120.0(110.0–122.0) | <0.01 |
| DBP (mmHg) | 73.3(69.3–79.3) | 72.7(69.3–79.3) | 76.7(70.0–79.7) | <0.01 |
| FPG (mmol/L) | 5.1±0.4 | 5.1±0.4 | 5.2±0.4 | <0.01 |
| 2hPG (mmol/L) | 5.8±1.1 | 5.8±1.0 | 5.9±1.1 | 0.04 |
| HbA1c (%) | 5.5(5.3–5.7) | 5.5(5.3–5.7) | 5.6(5.3–5.8) | <0.01 |
| FINS (mU/L) | 6.7(4.9–9.4) | 6.3(4.5–8.5) | 9.6(6.7–13.1) | <0.01 |
| HOMA-IR | 1.5(1.1–2.2) | 1.4(1.0–2.0) | 2.2(1.5–3.1) | <0.01 |
| TC (mmol/L) | 4.96(4.36–5.62) | 4.95(4.36–5.66) | 4.97(4.36–5.55) | 0.44 |
| TG (mmol/L) | 1.10(0.78–1.55) | 1.04(0.75–1.48) | 1.35(0.99–1.84) | <0.01 |
| HDL-c (mmol/L) | 1.47(1.25–1.75) | 1.51(1.28–1.77) | 1.33(1.13–1.54) | <0.01 |
| LDL-c (mmol/L) | 3.11(2.57–3.66) | 3.06(2.54–3.65) | 3.27(2.73–3.72) | <0.01 |
| ApoB (g/L) | 0.78(0.68–0.89) | 0.78(0.67–0.89) | 0.80(0.70–0.91) | <0.01 |
| Lp(a) (mg/dL) | 10.60(6.30–20.35) | 10.80(6.40–20.40) | 9.94(5.65–18.35) | 0.15 |
| CRP (mg/L) | 0.5(0.3–1.1) | 0.5(0.2–0.9) | 0.8(0.4–1.6) | <0.01 |
| Dyslipidemia, N (%) | 379(24.6) | 302(24.3) | 77(26.3) | 0.47 |
| hypercholesterolemia, N (%) | 158(10.3) | 142(11.4) | 16(5.5) | <0.01 |
| hypertriglyceridemia, N (%) | 129(8.4) | 93(7.5) | 36(12.3) | <0.01 |
| Low HDL-c, N (%) | 98(6.4) | 70(5.6) | 28(9.6) | 0.01 |
| High LDL-c, N (%) | 177(11.5) | 150(12.0) | 27(9.2) | 0.17 |
| Diabetes family history, N (%) | 311(20.2) | 246(19.8) | 65(22.2) | 0.35 |
| CVD family history, N (%) | 426(27.7) | 349(28.0) | 77(26.3) | 0.55 |
| Dyslipidemia family history, N (%) | 225(14.6) | 179(14.4) | 46(15.7) | 0.56 |
| Current smoker, N (%) | 347(22.6) | 259(20.8) | 88(30.0) | <0.01 |
ApoB: apolipoprotein B; 2hPG: 2-h post-OGTT plasma glucose; BMI: body mass index; CRP: C reactive protein; CVD: cardiovascular disease; DBP: diastolic blood pressure; FINS: fasting insulin; FPG: fasting plasma glucose; HbA1c: glycated hemoglobin; HDL-c: high-density lipoprotein cholesterol; HOMA-IR: homeostasis model assessment-insulin resistance; LDL-c: low-density lipoprotein cholesterol; Lp(a): lipoprotein a; SBP: systolic blood pressure; SFA: subcutaneous fat area; TC: total cholesterol; TG: triglyceride; VFA: visceral fat area; W: waist circumference.
Data are presented as means ± SD or median (interquartile range 25–75%) or N (%). P for BMI ≥25 kg/m2 versus BMI <25 kg/m2.