Male | Female | Total | ||||
---|---|---|---|---|---|---|
N | M±SD(μmol/L) | N | M±SD(μmol/L) | N | M±SD(μmol/L) | |
Age group | ||||||
18-24 yrs | 548 | 363.7±76.0a | 684 | 264.9±56.4a * | 1232 | 308.8±82.1 |
25-34 yrs | 584 | 372.9±79.2a | 746 | 247.9±56.7b * | 1330 | 302.8±91.7 |
35-44 yrs | 756 | 364.5±77.3a | 944 | 249.5±56.0b * | 1700 | 300.5±87.5 |
45-54 yrs | 808 | 358.4±80.6a | 1053 | 263.7±61.2a * | 1857 | 304.7±84.5 |
55-64 yrs | 511 | 334.1±77.4b | 753 | 273.5±64.3a * | 1264 | 298.0±75.9 |
65-74 yrs | 414 | 340.1±83.2b | 454 | 291.1±73.3c * | 868 | 314.4±81.8 |
> 75 yrs | 104 | 341.4±77.1b | 80 | 296.5±84.5c * | 184 | 321.9±83.2 |
Total | 3725 | 357.7±81.6 | 4714 | 263.3±62.6* | 8439 | 305.0±85.6 |
Region | ||||||
Center of big cities | 812 | 363.1±75.8a | 1111 | 269.8±63.3a * | 1923 | 309.2±82.8a |
Suburbs of big cities | 778 | 374.5±78.2b | 953 | 285.8±65.0b * | 1731 | 325.7±83.8b |
Small and medium cities | 876 | 347.2±77.9c | 1068 | 253.4±55.1c * | 1944 | 295.6±81.1c |
Agricultural and pastoral areas | 1250 | 348.6±82.5c | 1582 | 251.8±61.1c * | 2832 | 294.5±86.0c |
Ethnic group | ||||||
Han | 2662 | 360.1±81.9a | 3197 | 267.8±62.1a * | 5859 | 309.7±85.2a |
Mongolian | 532 | 351.0±76.1a | 760 | 247.8±60.8b * | 1292 | 290.3±84.5b |
Korean | 387 | 348.3±89.7a | 567 | 257.1±66.0c * | 954 | 294.1±88.6b |