Table 1.
Demographic and clinical characteristics of DKD cases and controls.
| Characteristics | Group | Case n = 1,510 |
Control n = 1,510 |
t/χ2 | P |
|---|---|---|---|---|---|
| Age (year) | 69.87 ± 8.61 | 69.50 ± 8.74 | 1.186 | 0.190 | |
| Gender (%) | Male | 543 (35.96%) | 606 (40.13%) | 7.576 | 0.018 |
| Female | 967 (64.04%) | 904 (59.87%) | |||
| SBP (mm Hg) | 153.78 ± 22.49 | 150.98 ± 19.98 | 3.603 | <0.001 | |
| DBP (mm Hg) | 79.47 ± 11.9 | 79.13 ± 10.4 | 0.820 | <0.001 | |
| BMI (kg/m2) | 25.02 ± 3.45 | 24.93 ± 3.52 | 0.661 | 0.258 | |
| TC (mmol/L) | 5.41 ± 1.64 | 5.22 ± 1.12 | 3.788 | <0.001 | |
| TG (mmol/L) | 2.13 ± 1.64 | 1.86 ± 1.54 | 4.570 | 0.002 | |
| HDL-C (mmol/L) | 1.50 ± 0.5 | 1.51 ± 0.4 | 0.299 | <0.001 | |
| LDL-C (mmol/L) | 3.26 ± 1.24 | 3.15 ± 0.92 | 2.953 | <0.001 | |
| GLU (mmol/L) | 9.68 ± 4.25 | 9.24 ± 3.05 | 3.222 | <0.001 | |
| eGFR (ml·min−1·1.73 m−2) | 58.69 ± 18.52 | 83.41 ± 13.44 | 41.986 | <0.001 | |
| Smoking (%) | Yes | 396 (26.23%) | 404 (26.75%) | 0.109 | 0.741 |
| No | 1114 (73.77%) | 1106 (73.25%) | |||
| Drinking (%) | Yes | 257 (17.02%) | 306 (20.26%) | 5.247 | 0.073 |
| No | 1247 (82.58%) | 1198 (79.34%) | |||
| Unknown | 6 (0.40%) | 6 (0.40%) |
SBP, systolic blood pressure; DBP, diastolic blood pressure; BMI, body mass index; TC, total cholesterol; TG, triglyceride; HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; GLU, glucose; eGFR, estimated glomerular filtration rate.