Table 2.
Distribution of age and income grade depends on HDL-C. Data are expressed as mean ± SD (standard deviation) or N (%). * p value for difference between men and women (p < 0.05).
| Characteristics | Men N = 2469 | Women N = 3066 | * p-Value | Total N = 5535 | |||
|---|---|---|---|---|---|---|---|
| N (%) | Mean ± SD | N (%) | Mean ± SD | N (%) | Mean ± SD | ||
| Age | |||||||
| 20–29 | 300 (12.2) | 49.9 ± 11.1 | 327 (10.7) | 58.1 ± 11.3 | <0.001 | 627 (11.3) | 54.2 ± 11.9 |
| 30–39 | 376 (15.2) | 47.2 ±10.2 | 460 (15.0) | 57.9 ± 12.4 | <0.001 | 836 (15.1) | 53.1 ± 12.7 |
| 40–49 | 454 (18.4) | 47.3 ±10.6 | 585 (19.1) | 56.0 ± 12.6 | <0.001 | 1039 (18.8) | 52.2 ± 12.5 |
| 50–59 | 502 (20.3) | 46.8 ±11.2 | 617 (20.1) | 55.2 ± 12.4 | <0.001 | 1119 (20.2) | 51.4 ± 12.6 |
| 60–69 | 435 (17.6) | 47.0 ±11.6 | 564 (18.4) | 51.7 ± 12.0 | <0.001 | 999 (18.0) | 49.6 ± 12.0 |
| 70–79 | 320 (13.0) | 45.7 ±11.7 | 387 (12.6) | 50.2 ± 11.4 | <0.001 | 707 (12.8) | 48.1 ± 11.8 |
| <80 | 82 (3.3) | 45.9 ± 10.9 | 126 (4.1) | 46.6 ± 10.9 | 0.656 | 208 (3.8) | 46.3 ± 10.9 |
| Income grade | |||||||
| 1 | 329 (13.3) | 46.4 ± 12.8 | 496 (16.2) | 50.4 ± 12.0 | 0.000006 | 825 (14.9) | 48.8 ± 12.5 |
| 2 | 433 (17.5) | 46.9 ± 11.7 | 575 (18.8) | 52.6 ± 11.7 | <0.001 | 1008 (18.2) | 50.1 ± 12.0 |
| 3 | 512 (20.7) | 47.2 ± 10.8 | 652 (21.3) | 54.6 ± 12.3 | <0.001 | 1164 (21.0) | 51.4 ± 12.2 |
| 4 | 561 (22.7) | 47.6 ± 10.3 | 663 (21.6) | 56.5 ± 12.8 | <0.001 | 1224 (22.1) | 52.4 ± 12.5 |
| 5 | 634 (25.8) | 47.4 ± 10.7 | 680 (22.1) | 56.7 ± 12.3 | <0.001 | 1314 (23.8) | 52.2 ± 12.4 |
Data are expressed as mean ± SD (standard deviation) or N (%). * p value for the difference between men and women (p < 0.05).