Table 4.
Glucose metabolism and blood pressure characteristics, and metabolic syndrome prevalence in different age groups
| Parameter | All | Age (years) | P value | P for trend | ||
|---|---|---|---|---|---|---|
| 20–29 | 30–39 | 40–49 | ||||
| Fasting glucose (mmol/l) | N = 1529 | |||||
| x ± SD | 4.99 ± 0.75 | 4.82 ± 0.62 | 4.99 ± 0.89 | 5.12 ± 0,63 | <0.0001 | <0.0001 |
| Median | 4.93 | 4.77 | 4.91 | 5.07 | ||
| Fasting glucose (%) | ||||||
| Normal (<5.6 mmol/l) | 90.6 | 95.3 | 92.5 | 85.3 | <0.0001 | |
| IFG (5,6–6,9 mmol/l) | 8.2 | 4.4 | 6.1 | 13.1 | <0.0001 | <0.0001 |
| Diabetes (diagnosed or fasting glucose ≥7 mmol/l) | 1.2 | 0.3 | 1.4 | 1.6 | 0.0713 | |
| SBP (mm Hg) | N = 1566 | |||||
| x ± SD | 118.4 ± 13.6 | 114.7 ± 10.3 | 116.4 ± 12.6 | 123.0 ± 15.2 | <0.0001 | <0.0001 |
| Median | 117.0 | 114.5 | 115.0 | 121.0 | ||
| DBP (mm Hg) | ||||||
| x ± SD | 77.0 ± 10.1 | 74.0 ± 8.6 | 76.2 ± 9.8 | 79.8 ± 10.7 | <0.0001 | <0.0001 |
| Median | 76.5 | 74.0 | 76.0 | 79.0 | ||
| BP (%) | ||||||
| < 140/90 mmHg | 84.3 | 96.3 | 87.5 | 72.8 | ||
| ≥ 140/90 mmHg or medication | 15.7 | 3.7 | 12.5 | 27.2 | <0.0001 | <0.0001 |
| MS (%) according to IDF | ||||||
| Yes | 14.1 | 5.3 | 10.4 | 23.8 | <0.0001 | <0.0001 |
| No | 85.9 | 94.7 | 89.6 | 76.2 | ||
IFG- impaired fasting glucose
SBP- systolic blood pressure; DBP- diastolic blood pressure; BP- blood pressure