Table 2.
Comparison of clinical characteristics based on IPN grade.
| Grade 0 (n = 89) | Grade 1 (n = 21) | Grade 2 (n = 61) | OR | 95% CI | p | |
|---|---|---|---|---|---|---|
| Male, n | 64 | 17 | 49 | 1.56 | 0.79–3.11 | 0.21 |
| Age, year | 65.30 ± 10.18 | 65.48 ± 10.61 | 65.61 ± 11.82 | 1.00 | 0.98–1.03 | 0.86 |
| BMI, kg/m2 | 24.19 ± 3.89 | 25.35 ± 6.47 | 25.12 ± 5.08 | 1.04 | 0.97–1.10 | 0.25 |
| Hypertension, n | 50 | 11 | 41 | 0.69 | 0.38–1.24 | 0.21 |
| Diabetes, n | 32 | 10 | 21 | 1.02 | 0.56–1.85 | 0.95 |
| Coronary heart disease, n | 12 | 4 | 8 | 0.99 | 0.43–2.27 | 0.99 |
| LDL-C, mmol/L | 2.94 ± 0.77 | 2.80 ± 1.01 | 2.85 ± 0.89 | 0.89 | 0.63–1.26 | 0.52 |
| HDL-C, mmol/L | 1.31 ± 0.40 | 1.17 ± 0.32 | 1.17 ± 0.29 | 0.33 | 0.13–0.81 | 0.02* |
| TC, mmol/L | 4.78 ± 1.15 | 4.51 ± 1.30 | 4.62 ± 1.18 | 0.90 | 0.70–1.15 | 0.39 |
| TG, mmol/L | 1.39 ± 0.91 | 1.31 ± 0.43 | 1.55 ± 1.00 | 1.20 | 0.86–1.68 | 0.28 |
| Statin use history | 23 | 7 | 19 | 1.06 | 0.59–1.88 | 0.85 |
| Smoking history | 47 | 12 | 31 | 0.78 | 0.42–1.48 | 0.45 |
BMI, body mass index; LDL-C, low density lipoprotein cholesterol; HDL-C, high density lipoprotein cholesterol; TC, total cholesterol; and TG, triglyceride; CCA, common carotid artery; ICA, internal carotid artery.