Table 4. Patient's characteristic.
| Characteristic (N = 589) | Mean (standard deviation) or number (percentage) |
| Age (year) | 61.0(12.7) |
| Male sex [n (%)] | 327(55.5) |
| Body mass index (kg/m2) | 24.9(4.1) |
| Body-surface area (m2) | 1.7(0.2) |
| Serum albumin, mean (g/dL) | 3.8(0.8) |
| Serum urea nitrogen (mg/dL) | 24.0(18.0) |
| Serum creatinine (mg/dL) | 1.4(1.5) |
| Serum uric acid (mg/dL) | 6.4(2.3) |
| Serum total cholesterol (mg/dL) | 199.1(85.2) |
| Serum triglycerides (mg/dL) | 215.5(197.1) |
| Serum high-density lipoprotein (mg/dL) | 67.2(70.5) |
| Serum low-density lipoprotein (mg/dL) | 99.8(53.9) |
| Fasting plasma glucose (mg/dL) | 160.4(77.0) |
| Glycated haemoglobin (%) | 9.3(11.9) |
| Urine albumin to creatinine ratio (mg/mg) | 57.8(132.3) |
| Measured GFR (ml/min/1.73 m2) | 70.9(29.1) |
| GFR categories [n (%)] | |
| <15 (ml/min/1.73 m2) | 13(2.2) |
| 15–29 (ml/min/1.73 m2) | 40(6.8) |
| 30–59 (ml/min/1.73 m2) | 151(25.6) |
| 60–89 (ml/min/1.73 m2) | 191(32.4) |
| >90 (ml/min/1.73 m2) | 194(32.9) |
Abbreviations: GFR, glomerular filtration rate.