Table 3.
Serum lipid characteristics in different age groups
| Parameter | All | Age (years) | P value | P for trend | ||
|---|---|---|---|---|---|---|
| 20–29 | 30–39 | 40–49 | ||||
| TC (mmol/l) | N = 1528 | |||||
| x ± SD | 4.90 ± 1.05 | 4.54 ± 0.97 | 4.81 ± 1.03 | 5.23 ± 1.02 | <0.0001 | <0.0001 |
| Median | 4.89 | 4.51 | 4.77 | 5.24 | ||
| LDL-chol (mmol/l) | N = 1528 | |||||
| x ± SD | 2.85 ± 0.85 | 2.53 ± 0.77 | 2.79 ± 0.82 | 3.15 ± 0.85 | <0.0001 | <0.0001 |
| Median | 2.78 | 2.46 | 2.69 | 3.13 | ||
| TG (mmol/l) | N = 1527 | |||||
| x ± SD | 1.14 ± 0.70 | 0.99 ± 0.43 | 1.11 ± 0.79 | 1.27 ± 0.73 | <0.0001 | <0.0001 |
| Median | 0.98 | 0.89 | 0.95 | 1.09 | ||
| HDL-chol (mmol/l) | N = 1528 | |||||
| x ± SD | 1.58 ± 0.42 | 1.60 ± 0.42 | 1.58 ± 0.42 | 1.55 ± 0.41 | ns | |
| Median | 1.55 | 1.59 | 1.54 | 1.54 | ||
| TC (%) | ||||||
| TC < 4.9 mmol/l | 50.0 | 65.7 | 55.6 | 33.6 | ||
| TC ≥ 4.9 mmol/la | 50.0 | 34.3 | 44.4 | 66.4 | <0.0001 | <0.0001 |
| LDL-chol (%) | ||||||
| LDL-chol <3.00 mmol/l | 59.4 | 77.3 | 63.9 | 42.5 | ||
| LDL-chol ≥3.00 mmol/la | 40.6 | 22.7 | 36.1 | 57.5 | <0.0001 | <0.0001 |
| TG (%) | ||||||
| < 1.7 mmol/l | 87.4 | 93.8 | 89.9 | 80.3 | ||
| ≥ 1.7 mmol/l | 12.6 | 6.2 | 10.1 | 19.7 | <0.0001 | <0.0001 |
| HDL-chol (%)b | ||||||
| HDL-chol <1.16 mmol/l | 15.1 | 14.4 | 14.4 | 16.3 | ns | |
| HDL-chol ≥1.16 mmol/l | 84.9 | 85.6 | 85.6 | 83.7 | ||
| HDL-chol (%)c | ||||||
| HDL-chol <1.3 mmol/l | 25.4 | 23.4 | 23.4 | 28.8 | 0.0697 | |
| HDL-chol ≥1.3 mmol/l | 74.6 | 76.6 | 76.6 | 71.2 | ||
aor hypolipemic medication during 3 preceding days.
baccording to the criteria of the European Society of Cardiology, c according to the IDF criteria