Table 2. Patient characteristics for validation.
| Characteristic | uLMCAD (n=27) | Non-CAD (n=38) | P value |
|---|---|---|---|
| Age (years), mean ± SD | 65.67±11.85 | 56.47±10.04 | 0.001* |
| Male gender, n (%) | 24 [89] | 18 [47] | 0.001* |
| Hypertension, n (%) | 17 [65] | 12 [32] | 0.008* |
| DM, n (%) | 1 [4] | 2 [5] | 1.000 |
| History of MI, n (%) | 4 [15] | 0 [0] | 0.026* |
| HDL (mmol/L), mean ± SD | 1.13±0.24 | 1.36±0.38 | 0.006* |
| LDL (mmol/L), mean ± SD | 2.32±0.86 | 2.77±0.91 | 0.055 |
| TC (mmol/L), mean ± SD | 3.95±1.16 | 4.55±1.06 | 0.043* |
| Past smoker, n (%) | 18 [69] | 16 [42] | 0.033* |
| Medication, n (%) | |||
| CCB | 12 [50] | 8 [21] | 0.018* |
| Anti-Plt | 27 [100] | 36 [94] | 0.226 |
*, P<0.05 for comparison between two groups. Patient characteristics were compared in patients with uLMCAD and non-CAD controls. DM, diabetes mellitus; CHD, coronary heart disease; MI, myocardial infarction; HDL, high density lipoprotein; LDL, low density lipoprotein; TC, total cholesterol; CCB, calcium channel blockers.