Table 1 Main characteristics of the study population
Variable | Model group (n = 259) | Validation group (n = 265) | P value |
|---|---|---|---|
Age (years) | 56.8 ± 8.4 | 55.8 ± 9.1 | 0.21 |
Male gender (%) | 69.8 | 67.3 | 0.57 |
Caucasian (%) | 65.5 | 69.5 | 0.34 |
Hypertension (%) | 89.8 | 91.1 | 0.66 |
Diabetes (%) | 46.7 | 45.7 | 0.86 |
Smoking (%) | 22.4 | 23.0 | 0.92 |
Overweight/obesity (%) | 59.2 | 52.8 | 0.14 |
Dyslipidemia (%) | 45.9 | 39.0 | 0.13 |
Previous MI (%) | 12.9 | 11.1 | 0.59 |
Angina (%) | 25.5 | 24.2 | 0.76 |
Previous stroke (%) | 12.5 | 11.9 | 0.89 |
PAD (%) | 28.6 | 29.0 | 1.00 |
Heart failure (%) | 10.2 | 13.4 | 0.28 |
Significant CAD (%) | 45.1 | 52.4 | 0.10 |
Any CVD (%) | 45.5 | 48.7 | 0.48 |
BMI (kg/m2) | 26.1 ± 4.5 | 25.7 ± 4.7 | 0.29 |
SAP (mmHg) | 167 ± 31 | 167 ± 33 | 0.95 |
DAP (mmHg) | 97 ± 16 | 96 ± 17 | 0.41 |
Glucose level (mg%) | 122 ± 64 | 130 ± 98 | 0.30 |
Hematocrit (mg%) | 37 ± 5 | 36 ± 6 | 0.06 |
Cholesterol (mg%) | 182 ± 47 | 178 ± 48 | 0.32 |
Triglycerides (mg%) | 158 ± 100 | 161 ± 130 | 0.73 |
Creatinine (mg%) | 8.7 ± 2.7 | 8.5 ± 2.9 | 0.40 |
Time on dialysis (months) | 36 ± 37 | 37 ± 43 | 0.79 |
LVEF (%) | 62 ± 13 | 61 ± 12 | 0.49 |