Table 1. Prevalence of MS and its components in different age groups by two stages (
± SD).
| Age (years) | Stage I (6997 men and 13505 women) | Stage II (7805 men and 9275 women) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| <30 | 30–39 | 40–49 | 50–59 | 60–69 | ≥70 | p | <30 | 30–39 | 40–49 | 50–59 | 60–69 | ≥70 | p | |
| Men | ||||||||||||||
| MS (n, %) | 16 (5.3) | 68 (13.8) | 197 (18.9) | 373 (17.9) | 457 (19.4) | 112 (15.4) | <0.001 | 84 (14.7) | 162 (22.0) | 578 (33.3) | 731 (45.6) | 881 (51.5) | 669 (46.3) | <0.001 |
| Waist (cm) | 78.3 ± 10.7 | 83.2 ± 10.5 | 84.5 ± 10.2 | 83.7 ± 10.0 | 82.4 ± 10.4 | 80.7 ± 10.4 | <0.001 | 83.1 ± 9.5 | 84.9 ± 9.1 | 85.7 ± 8.5 | 85.6 ± 8.5 | 85.4 ± 9.1 | 83.1 ± 9.3 | <0.001 |
| TG (mmol/L) | 1.2 ± 1.1 | 1.7 ± 1.8 | 1.8 ± 2.0 | 1.5 ± 1.5 | 1.3 ± 1.1 | 1.1 ± 0.9 | <0.001 | 1.4 ± 1.2 | 1.6 ± 1.3 | 1.6 ± 1.2 | 1.6 ± 1.2 | 1.6 ± 1.1 | 1.4 ± 0.9 | <0.001 |
| HDL-c (mmol/L) | 1.4 ± 0.4 | 1.4 ± 0.4 | 1.5 ± 0.4 | 1.6 ± 0.4 | 1.6 ± 0.4 | 1.7 ± 0.4 | <0.001 | 1.3 ± 0.4 | 1.3 ± 0.4 | 1.3 ± 0.4 | 1.3 ± 0.5 | 1.4 ± 0.5 | 1.4 ± 0.5 | 0.729 |
| Glucose (mmol/L) | 4.0 ± 0.5 | 4.2 ± 0.8 | 4.5 ± 1.1 | 4.5 ± 1.7 | 4.6 ± 2.1 | 4.4 ± 1.2 | <0.001 | 5.0 ± 0.9 | 5.3 ± 1.3 | 5.4 ± 1.3 | 5.6 ± 1.5 | 5.7 ± 1.6 | 5.6 ± 1.4 | <0.001 |
| SBP (mmHg) | 121.2 ± 12.0 | 121.4 ± 13.8 | 122.5 ± 14.8 | 124.6 ± 16.3 | 127.4 ± 19.2 | 129.0 ± 20.1 | <0.001 | 121.3 ± 9.7 | 123.9 ± 10.9 | 128.0 ± 13.5 | 132.7 ± 15.7 | 137.3 ± 18.6 | 139.9 ± 20.4 | <0.001 |
| DBP (mmHg) | 72.0 ± 9.1 | 74.6 ± 10.3 | 77.0 ± 11.2 | 77.0 ± 11.0 | 75.3 ± 10.8 | 73.6 ± 10.8 | <0.001 | 75.4 ± 7.1 | 77.5 ± 7.6 | 79.7 ± 9.2 | 81.7 ± 10.1 | 80.8 ± 10.3 | 79.0 ± 10.7 | <0.001 |
| Women | ||||||||||||||
| MS (n, %) | 13 (2.7) | 122 (8.7) | 533 (17.4) | 1176 (27.4) | 1116 (32.0) | 239 (30.5) | <0.001 | 73 (10.2) | 186 (18.4) | 798 (35.3) | 946 (52.6) | 1074 (61.5) | 1095 (62.9) | <0.001 |
| Waist (cm) | 72.6 ± 8.2 | 76.1 ± 8.7 | 80.1 ± 9.7 | 82.7 ± 10.0 | 82.6 ± 10.7 | 81.2 ± 11.4 | <0.001 | 77.1 ± 8.8 | 79.3 ± 8.5 | 82.5 ± 8.6 | 84.6 ± 9.2 | 84.2 ± 9.7 | 82.4 ± 9.8 | <0.001 |
| TG (mmol/L) | 1.0 ± 0.7 | 1.2 ± 1.1 | 1.3 ± 1.2 | 1.6 ± 1.3 | 1.5 ± 1.2 | 1.4 ± 1.0 | <0.001 | 1.2 ± 0.8 | 1.4 ± 0.9 | 1.5 ± 1.0 | 1.7 ± 1.3 | 1.7 ± 1.4 | 1.6 ± 1.1 | <0.001 |
| HDL-c (mmol/L) | 1.5 ± 0.3 | 1.5 ± 0.3 | 1.5 ± 0.4 | 1.6 ± 0.4 | 1.6 ± 0.4 | 1.6 ± 0.4 | <0.001 | 1.3 ± 0.3 | 1.3 ± 0.5 | 1.3 ± 0.4 | 1.4 ± 0.4 | 1.4 ± 0.6 | 1.4 ± 0.5 | 0.583 |
| Glucose (mmol/L) | 4.0 ± 0.5 | 4.2 ± 0.7 | 4.4 ± 1.3 | 4.6 ± 1.5 | 4.7 ± 1.6 | 4.7 ± 2.3 | <0.001 | 5.0 ± 1.0 | 5.3 ± 1.3 | 5.5 ± 1.5 | 5.7 ± 1.7 | 5.8 ± 1.6 | 5.7 ± 1.5 | <0.001 |
| SBP (mmHg) | 108.1 ± 9.8 | 111.0 ± 12.6 | 116.3 ± 15.8 | 122.3 ± 18.4 | 128.1 ± 20.1 | 131.3 ± 20.3 | <0.001 | 116.8 ± 10.2 | 119.8 ± 12.6 | 125.5 ± 14.5 | 131.8 ± 17.1 | 136.8 ± 19.1 | 140.6 ± 20.9 | <0.001 |
| DBP (mmHg) | 68.5 ± 7.8 | 70.6 ± 9.7 | 73.2 ± 10.6 | 74.4 ± 10.9 | 74.4 ± 10.9 | 73.2 ± 10.8 | <0.001 | 73.4 ± 6.8 | 75.4 ± 7.8 | 77.7 ± 15.9 | 79.1 ± 9.9 | 78.7 ± 10.0 | 77.9 ± 10.4 | <0.001 |