| Discovery cohort (n=88) | Unstable (n=49) | P value | Validation cohort (n=35) | Unstable (n=15) | P value |
---|---|---|---|---|---|---|
Stable (n=39) | Stable (n=20) | |||||
Age (years) | 65.73± 8.28 | 67.84±8.45 | 0.259a | 65.25±7.36 | 66.07±3.69 | 0.697a |
Weight (kg) | 72.78±6.78 | 76.45±10.88 | 0.351a | 69.55±6.66 | 0.069 | 0.452a |
Gender (male, %) | 86.486 | 80.000 | 0.824b | 90.000 | 73.333 | 0.367b |
Surgical side (%) | Â | Â | 0.775b | Â | Â | 0.176b |
Left | 43.243 | 46.667 | Â | 60.000 | 33.333 | Â |
Right | 56.756 | 53.333 | Â | 40.000 | 66.667 | Â |
Degree of left carotid artery stenosis (%) |  |  | <0.001b |  |  | 0.644b |
Mild | 40.541 | 33.333 | Â | 25.000 | 20.000 | Â |
Moderate | 29.731 | 13.333 | Â | 15.000 | 33.333 | Â |
Severe | 27.027 | 42.222 | Â | 60.000 | 46.667 | Â |
Occlusion | 2.703 | 11.111 | Â | 0.000 | 0.000 | Â |
Degree of right carotid artery stenosis (%) | Â | Â | 0.319b | Â | Â | 0.245b |
Mild | 24.324 | 28.889 | Â | 35.000 | 13.333 | Â |
Moderate | 13.514 | 11.111 | Â | 5.000 | 20.000 | Â |
Severe | 45.946 | 51.111 | Â | 45.000 | 66.667 | Â |
Occlusion | 16.216 | 8.889 | Â | 15.000 | 0.000 | Â |
Hypertension (%) | 72.973 | 64.444 | 0.283b | 75.000 | 73.333 | >0.999b |
Diabetes (%) | 37.838 | 48.889 | 0.151b | 30.000 | 26.667 | >0.999b |
Hyperlipidemia (%) | 35.135 | 24.444 | 0.121b | 90.000 | 76.667 | 0.182b |
Coronary heart disease (%) | 27.027 | 24.444 | 0.745b | 35.000 | 33.333 | >0.999b |
Smoking (%) | 64.865 | 53.333 | 0.148b | 35.000 | 46.667 | 0.321b |
Cerebral infarction (%) | 37.838 | 28.889 | 0.226b | 35.000 | 33.333 | >0.999b |
Subclavian artery stenosis (%) | 24.324 | 18.889 | 0.385b | 20.000 | 20.000 | >0.999b |
Lower limb artery stenosis (%) | 8.108 | 17.778 | 0.085b | 10.000 | 6.667 | >0.999b |
Total cholesterol (mmol/L) | 3.752 | 3.664 | 0.677 | 3.705 | 3.795 | 0.837 |
Triglycerides (mmol/L) | 1.638 | 1.263 | 0.06 | 2.069 | 2.139 | 0.118 |
HDL-C (mmol/L) | 0.994 | 1.008 | 0.773 | 0.963 | 1.083 | 0.248 |
LDL-C (mmol/L) | 2.03 | 2.045 | 0.928 | 2.129 | 2.033 | 0.716 |
ApoA1 (g/L) | 1.22 | 1.198 | 0.567 | 1.241 | 1.214 | 0.682 |
ApoB (g/L) | 0.778 | 0.746 | 0.53 | 0.787 | 0.946 | 0.166 |
Lipoprotein(a) (mg/L) | 205.8 | 212.5 | 0.909 | 159.1 | 312.5 | 0.094 |
hsCRP (mg/L) | 2.779 | 3.502 | 0.575 | 1.92 | 2.894 | 0.340 |