Table 1.
Baseline characteristics of the study population
| Variables | CHD (218) | Non-CHD (57) | P value |
|---|---|---|---|
| Age (years) | 65.10 ± 9.29 | 60.19 ± 9.89 | 0.001 |
| Male (%) | 54.59% | 31.58% | 0.002 |
| BMI (kg/m2) | 23.91 ± 3.18 | 23.69 ± 3.42 | 0.659 |
| HR (beats/min) | 75.30 ± 12.17 | 76.21 ± 12.42 | 0.619 |
| SBP (mmHg) | 142.23 ± 21.59 | 136.47 ± 22.04 | 0.079 |
| DBP (mmHg) | 78.61 ± 10.85 | 80.00 ± 15.20 | 0.527 |
| Potassium (mmol/L) | 3.73 ± 0.44 | 3.63 ± 0.28 | 0.043 |
| Sodium (mmol/L) | 139.02 ± 2.67 | 140.08 ± 2.07 | 0.006 |
| Chloride (mmol/L) | 103.80 ± 7.32 | 105.37 ± 3.34 | 0.120 |
| Creatinine (μmol/L) | 86.69 ± 42.85 | 77.52 ± 28.75 | 0.131 |
| BUN (mmol/L) | 5.41 ± 3.33 | 5.28 ± 2.20 | 0.778 |
| FBG (mmol/L) | 6.84 ± 2.51 | 6.13 ± 1.81 | 0.018 |
| Triglyceride (mmol/L) | 1.68 ± 1.01 | 1.78 ± 1.51 | 0.559 |
| Total cholesterol (mmol/L) | 4.35 ± 1.24 | 4.52 ± 0.97 | 0.338 |
| LDL-C (mmol/L) | 2.52 ± 1.01 | 2.49 ± 0.80 | 0.850 |
| HDL-C (mmol/L) | 1.02 ± 0.27 | 1.12 ± 0.23 | 0.011 |
| Diabetes (%) | 43.31% | 32.35% | 0.240 |
Values are expressed as mean ± standard deviation (SD) or percentages
BMI body mass index, HR heart rate, SBP systolic blood pressure, DBP diastolic blood pressure, BUN blood urea nitrogen, FBG fasting blood glucose, LDL-C low-density lipoprotein cholesterol, HDL-C high-density lipoprotein cholesterol