Characteristics of participants stratified by SDS index score
| All (n=1011) | SDS index score <50 (n=873) | SDS index score ≥50 (n=138) | P value | |
| Age (years), mean±SD | 56.10±6.88 | 56.11±6.95 | 56.08±6.43 | 0.966 |
| Male sex, n (%) | 299 (29.57) | 263 (30.13) | 36 (26.09) | 0.334 |
| BMI (kg/m2), mean±SD | 25.10±3.21 | 25.16±3.21 | 24.69±3.22 | 0.111 |
| eGFR (mL/min/1.73 m2), mean±SD | 75.75±10.47 | 75.65±10.27 | 76.40±11.72 | 0.436 |
| Current smoking, n (%) | 154 (15.23) | 132 (15.12) | 22 (15.94) | 0.803 |
| Current drinking, n (%) | 127 (12.56) | 110 (12.60) | 17 (12.32) | 0.926 |
| SBP (mmHg), mean±SD | 117.81±10.84 | 118.04±10.81 | 116.34±10.97 | 0.086 |
| DBP (mmHg), mean±SD | 71.73±7.47 | 71.85±7.48 | 70.94±7.36 | 0.183 |
| FBG (mmol/L), mean±SD | 5.32±0.50 | 5.33±0.51 | 5.25±0.45 | 0.070 |
| TC (mmol/L), mean±SD | 5.09±0.92 | 5.10±0.93 | 5.03±0.84 | 0.386 |
| TG (mmol/L), median (IQR) | 1.31 (0.94–1.88) | 1.30 (0.93–1.89) | 1.34 (0.97–1.77) | 0.966 |
| SDS index score, mean±SD | 37.17±9.69 | 34.61±7.62 | 53.40±3.96 | <0.001 |
| Baseline mean cIMT (mm), mean±SD | 0.69±0.10 | 0.69±0.10 | 0.68±0.09 | 0.130 |
| Follow-up mean cIMT (mm), mean±SD | 0.70±0.11 | 0.70±0.11 | 0.71±0.11 | 0.676 |
| Prevalence of disease | ||||
| Dyslipidaemia, n (%) | 704 (69.63) | 605 (69.30) | 99 (71.74) | 0.563 |
| Medications | ||||
| Lipid-lowering drugs, n (%) | 48 (4.75) | 41 (4.70) | 7 (5.07) | 0.847 |
BMI, body mass index; cIMT, carotid intima–media thickness; DBP, diastolic blood pressure; eGFR, estimated glomerular filtration rate; FBG, fasting blood glucose; SBP, systolic blood pressure; SDS, Self-Rating Depression Scale; TC, triglyceride; TG, total cholesterol.