Table 1. Demographic data grouped by BMI (n = 5718).
| Variable | Underweight | Normal | Overweight | Obese I | Obese II | p-value |
| BMI < 18.50 | BMI 18.5-22.9 | BMI 23-24.9 | BMI 25-29.9 | BMI ≥ 30 | ||
| n = 62 | n = 944 | n = 1201 | n = 2678 | n = 833 | ||
| Age (year), mean ± SD | 73.8 ± 11.1 | 70.0 ± 11.3 | 67.3 ± 10.9 | 65.2 ± 11.2 | 61.4 ± 11.9 | < 0.01 |
| Male (%) | 53.2 | 69.2 | 77.8 | 77.0 | 70.8 | < 0.01 |
| Waist (cm), mean ± SD | 73.9 ± 7.7 | 83.4 ± 7.2 | 88.5 ± 6.6 | 94.6 ± 7.3 | 104.5 ± 8.8 | < 0.01 |
| Hip (cm), mean ± SD | 85.9 ± 6.1 | 92.4 ± 5.8 | 95.9 ± 5.7 | 100.7 ± 6.4 | 108.7 ± 8.6 | < 0.01 |
| WHR, mean ± SD | 0.80 ± 0.09 | 0.90 ± 0.08 | 0.92 ± 0.07 | 0.94 ± 0.07 | 0.97 ± 0.09 | < 0.01 |
| Weight (kg), mean ± SD | 44.3 ± 5.6 | 56.6 ± 6.4 | 64.1 ± 6.3 | 72.3 ± 8.0 | 86.2 ± 11.5 | < 0.01 |
| Height (cm), mean ± SD | 160.5 ± 7.4 | 161.9 ± 8.1 | 163.2 ± 7.8 | 163.2 ± 8.1 | 162.3 ± 8.8 | < 0.01 |
| History of HTN (%) | 62.9 | 68.2 | 68.3 | 74.1 | 82.0 | < 0.01 |
| History of DM (%) | 25.9 | 33.4 | 36.8 | 38.9 | 45.0 | < 0.01 |
| History of ischemic stroke (%) | 35.5 | 14.7 | 13.0 | 10.5 | 10.3 | < 0.01 |
| History of MI (%) | 58.1 | 77.4 | 75.9 | 76.2 | 76.6 | < 0.05 |
| Current smoker (%) | 9.7 | 13.9 | 16.0 | 16.5 | 17.5 | 0.14 |
| Statin use (%) | 54.8 | 65.6 | 67.5 | 68.7 | 69.5 | 0.05 |
| Fibrate use (%) | 0 | 2.7 | 3.5 | 6.6 | 8.6 | < 0.01 |
| Anti-platelets therapy use (%) | 82.3 | 86.4 | 87.1 | 86.8 | 84.9 | 0.49 |
| ARB or ACEI use (%) | 38.7 | 52.1 | 53.0 | 60.8 | 66.6 | < 0.01 |
| Beta-blockers use (%) | 30.7 | 45.9 | 51.0 | 56.6 | 58.6 | < 0.01 |
| CKD (eGFR < 30) (%) | 3.7 | 3.9 | 2.5 | 2.3 | 2.9 | 0.12 |
| TC (mg/dL), mean ± SD | 172.6 ± 39.3 | 171.9 ± 41.1 | 169.8 ± 38.3 | 169.0 ± 37.3 | 172.3 ± 39.4 | 0.14 |
| HDL-C (mg/dL), mean ± SD | 58.2 ± 17.4 | 49.4 ± 14.8 | 45.8 ± 13.0 | 43.5 ± 12.0 | 42.2 ± 12.0 | < 0.01 |
| LDL-C (mg/dL), mean ± SD | 92.2 ± 32.9 | 97.8 ± 35.5 | 97.8 ± 35.1 | 97.0 ± 33.0 | 99.1 ± 33.0 | 0.44 |
| TG (mg/dL), mean ± SD | 107.7 ± 77.8 | 115.9 ± 77.8 | 132.9 ± 97.1 | 144.1 ± 83.5 | 169.0 ± 118.4 | < 0.01 |
ACEi, angiotensin-converting-enzyme inhibitor; ARB, angiotensin receptor blockers; BMI, body mass index; CKD, chronic kidney disease; DM, diabetes mellitus; eGFR, estimated glomerular filtration rate; HBA1c, glycated hemoglobin; HDL-C, high-density lipoprotein cholesterol; HTN, hypertension; LDL-C, low-density lipoprotein cholesterol; MI, myocardial infarction; SD, standard deviation; TC, total cholesterol; TG, triglyceride; WHR, waist-hip ratio.