Introduction
Methods
Study population
IVUS imaging
Biochemical investigation
Statistical analysis
Results
Baseline characteristics
Characteristics (N = 136 DM patients) | |
---|---|
Age (years) | 65.3 ± 9.28 |
Women n, (%) | 53 (39.0) |
Body mass index (kg/m2) | 26.94 ± 3.01 |
Blood pressure (mmHg) | |
Systolic blood pressure | 133.34 ± 15.66 |
Diastolic blood pressure | 78.98 ± 8.82 |
Risk factors | |
Hypertention n, (%) | 102 (75.0) |
Hyperlipidemia n, (%) | 78 (57.4) |
Smoking n, (%) | 54 (39.7) |
LVEF (%) | 63.79 ± 6.28 |
Clinical presentation | |
Stable angina n, (%) | 45 (33.1) |
Unstable angina n, (%) | 63 (46.3) |
Acute myocardial infarction n, (%) | 24 (17.7) |
Old myocardial infarction n, (%) | 4 (2.9) |
Target vessels n (%) | |
LAD | 77 (53.8) |
LCX | 20 (14.0) |
RCA | 46 (32.2) |
Laboratory study | |
Total cholesterol (mmol/L) | 4.27 ± 1.00 |
Triglycerides (mmol/L) | 2.18 ± 1.27 |
HDL-C (mmol/L) | 1.08 ± 0.25 |
LDL-C (mmol/L) | 2.42 ± 0.85 |
Apo-A (mmol/L) | 1.13 ± 0.18 |
Apo-B (mmol/L) | 0.90 ± 0.22 |
Lp (a) (g/L) | 0.19 ± 0.15 |
Fast glucose (mmol/L) | 7.55 ± 2.50 |
BUN (mmol/L) | 5.98 ± 1.65 |
Creatinine (mg/L) | 86.19 ± 24.58 |
Glycated haemoglobin (%) | 7.84 ± 1.51 |
hsCRP (mg/L) | 5.47 ± 6.11 |
esRAGE (ng/ml) | 0.20 ± 0.15 |
GA (%) | 21.63 ± 5.54 |
Oral hypoglycemic agents n, (%) | 112 (82.4) |
Insulin n, (%) | 31 (22.8) |
Duration of DM treatment (years) | 11.2 ± 8.5 |
Antiplatalet n, (%) | 136 (100) |
Statins n, (%) | 132 (97.1) |
NR group (N = 81) | IR/PR group (N = 62) | P value | |
---|---|---|---|
Lesion site | |||
EEM CSA (mm2) | 12.54 ± 4.39 | 16.50 ± 4.51 | < 0.001 |
Lumen CSA (mm2) | 3.91 ± 1.73 | 4.08 ± 1.76 | 0.564 |
P&M CSA (mm2) | 8.63 ± 3.50 | 12.42 ± 4.04 | < 0.001 |
Plaque burden (%) | 68.08 ± 10.04 | 74.71 ± 8.62 | < 0.001 |
Eccentricity index | 0.77 ± 0.20 | 0.74 ± 0.20 | 0.423 |
Eccentric lesion, n (%) | 70 (86.4) | 54 (87.1) | 0.906 |
Proximal reference | |||
EEM CSA (mm2) | 15.67 ± 4.67 | 15.63 ± 3.76 | 0.949 |
Lumen CSA (mm2) | 10.44 ± 3.62 | 9.75 ± 3.19 | 0.241 |
P&M CSA (mm2) | 5.31 ± 2.97 | 5.87 ± 2.67 | 0.245 |
Plaque burden (%) | 31.80 ± 16.39 | 35.88 ± 17.03 | 0.150 |
Distal reference | |||
EEM CSA (mm2) | 14.32 ± 6.70 | 14.34 ± 4.76 | 0.983 |
Lumen CSA (mm2) | 9.07 ± 3.28 | 9.05 ± 4.06 | 0.983 |
P&M CSA (mm2) | 4.79 ± 3.65 | 5.29 ± 3.42 | 0.404 |
Plaque burden (%) | 31.81 ± 15.68 | 35.81 ± 19.52 | 0.176 |
Plaque composition | |||
Soft, n (%) | 18 (22.2) | 19 (32.3) | 0.178 |
Fibrous, n (%) | 45 (55.6) | 33 (53.2) | 0.782 |
Calcific (< 90°), n (%) | 13 (16.0) | 7 (11.3) | 0.416 |
Mixed, n (%) | 5 (6.3) | 3 (4.8) | 0.718 |
IVUS findings
Biochemical measurements
NR group (N = 81) | IR/PR group (N = 62) | P value | |
---|---|---|---|
Total cholesterol (mmol/L) | 4.43 ± 1.00 | 4.06 ± 0.96 | 0.029 |
Triglycerides (mmol/L) | 2.11 ± 1.06 | 2.26 ± 1.51 | 0.498 |
HDL-C (mmol/L) | 1.10 ± 0.26 | 1.06 ± 0.23 | 0.331 |
LDL-C (mmol/L) | 2.57 ± 0.92 | 2.23 ± 0.71 | 0.017 |
Apo-A (mmol/L) | 1.14 ± 0.18 | 1.11 ± 0.18 | 0.330 |
Apo-B (mmol/L) | 0.90 ± 0.22 | 0.90 ± 0.22 | 0.902 |
Lp (a) | 0.19 ± 0.11 | 0.19 ± 0.20 | 0.873 |
Fast glucose (mmol/L) | 7.67 ± 2.82 | 7.38 ± 2.02 | 0.489 |
BUN (mmol/L) | 5.94 ± 1.52 | 6.04 ± 1.82 | 0.718 |
Creatinine (mg/L) | 84.84 ± 18.74 | 87.96 ± 30.66 | 0.454 |
Glycated haemoglobin (%) | 7.92 ± 1.61 | 7.73 ± 1.39 | 0.451 |
hsCRP (mg/L) | 5.33 ± 5.35 | 5.67 ± 7.02 | 0.745 |
esRAGE (ng/mL) | 0.17 ± 0.09 | 0.24 ± 0.20 | 0.003 |
GA (%) | 23.15 ± 5.24 | 19.64 ± 5.33 | < 0.001 |