Table 1.
Characteristics of participants according to dyslipidemia status
| Characteristics | All subjects | With dyslipidemia | Without dyslipidemia | t/χ2 | P value | ||||
|---|---|---|---|---|---|---|---|---|---|
| Overall | High TG (≥1.7 mmol/L) | High TC (≥5.2 mmol/L) | High LDL-C(≥3.4 mmol/L) | Low HDL-C (<1.0 mmol/L) | |||||
| All, n (%) | 4341(100) | 2964(68.28) | 1746(40.46) | 1643(38.08) | 1523(35.08) | 1115(25.84) | 1377(31.72) | ||
| Age (years), mean (SD) | 41.79(8.64) | 42.42(8.57) | 42.46(8.34) | 43.09(8.36) | 43.20(8.49) | 41.22(8.91) | 40.43(8.64) | −7.11 | <0.001 |
| Male, n (%) | 3656(84.22) | 2609(71.36) | 1584(43.46) | 1411(38.71) | 1334(36.49) | 1045(28.67) | 1047(28.64) | 102.27 | <0.001 |
| Married, n (%) | 4057(93.80) | 2792(68.82) | 1664(41.28) | 1551(38.48) | 1440(35.49) | 1034(25.65) | 1265(31.18) | 9.65 | 0.002 |
| Education, n (%) | |||||||||
| Primary school or under | 116(2.69) | 80(68.97) | 48(41.38) | 47(40.52) | 40(34.48) | 29(25.00) | 36(31.03) | 0.41 | 0.939 |
| Junior high school | 1092(25.29) | 738(67.58) | 428(39.74) | 435(40.39) | 390(35.71) | 240(22.28) | 354(32.42) | ||
| Junior college or Senior high school | 2601(60.24) | 1784(68.59) | 1059(40.87) | 967(37.32) | 917(35.26) | 687(26.51) | 817(31.41) | ||
| Bachelor degree or above | 509(11.79) | 346(67.98) | 205(40.35) | 182(35.83) | 166(32.61) | 156(30.71) | 163(32.02) | ||
| Monthly income (RMB, Yuan), n (%) | |||||||||
| ≤ 4000 | 1127(26.28) | 774(68.68) | 436(39.00) | 438(39.18) | 399(35.40) | 305(27.28) | 353(31.32) | 1.39 | 0.499 |
| 4000–6000 | 1803(42.05) | 1240(68.77) | 752(41.94) | 722(40.27) | 662(36.72) | 408(22.76) | 563(31.23) | ||
| >6000 | 1358(31.67) | 909(66.94) | 537(39.75) | 455(33.68) | 439(32.33) | 395(29.24) | 449(33.06) | ||
| Working type, n (%) | |||||||||
| Intense physical workers | 1124(26.28) | 708(62.99) | 390(34.98) | 404(36.23) | 355(31.58) | 238(21.35) | 416(37.01) | 22.61 | <0.001 |
| Light physical workers | 2095(48.98) | 1491(71.17) | 906(43.56) | 803(38.61) | 753(35.94) | 596(28.65) | 604(28.83) | ||
| Mental workers | 1058(24.74) | 721(68.15) | 428(40.53) | 404(38.26) | 389(36.77) | 268(25.38) | 337(31.85) | ||
| Workplace, n (%) | |||||||||
| Underground front-line | 908(21.01) | 580(63.88) | 321(35.55) | 311(34.44) | 288(31.72) | 209(23.15) | 328(36.12) | 16.13 | 0.001 |
| Underground auxiliary | 1497(34.64) | 1063(71.01) | 671(45.00) | 568(38.10) | 519(34.67) | 414(27.77) | 434(28.99) | ||
| Ground | 1118(25.87) | 785(70.21) | 437(39.09) | 464(41.50) | 425(38.01) | 304(27.19) | 333(29.79) | ||
| Office | 798(18.47) | 532(66.67) | 314(39.35) | 297(37.22) | 290(36.34) | 188(23.56) | 266(33.33) | ||
| Habitual drinking, n(%) | 1795(41.49) | 1329(74.04) | 838(46.84) | 762(42.59) | 660(36.77) | 442(24.71) | 466(25.96) | 46.91 | <0.001 |
| Current smoking, n(%) | 2495(57.69) | 1815(72.75) | 1090(43.79) | 1006(40.42) | 948(38.00) | 722(29.01) | 680(27.25) | 54.35 | <0.001 |
| FBG (mmol/L), mean (SD) | 5.00(1.30) | 5.10(1.47) | 5.16(1.57) | 5.22(1.53) | 5.23(1.55) | 5.09(1.61) | 4.78(0.78) | −9.28 | <0.001 |
| SBP(mmHg), mean (SD) | 126.95(17.62) | 129.0(17.40) | 130.3(17.56) | 129.7(17.74) | 129.8(17.68) | 128.2(16.61) | 122.6 (17.31) | −11.27 | <0.001 |
| DBP(mmHg), mean (SD) | 78.85(14.18) | 80.56(14.18) | 81.93(14.37) | 80.67(14.42) | 81.04(14.27) | 80.72(14.02) | 75.17(13.46) | −12.01 | <0.001 |
| BMI (kg/m2), mean (SD) | 24.92(5.97) | 25.56(3.63) | 26.27(3.67) | 25.37(3.50) | 25.81(3.44) | 26.41(3.78) | 23.52(9.01) | −8.05 | <0.001 |
| WC (cm), mean (SD) | 89.97(9.81) | 91.76(9.51) | 93.30(9.17) | 91.40(9.61) | 92.06(9.47) | 93.71(8.91) | 86.09(9.34) | −18.16 | <0.001 |
| WHR, mean (SD) | 0.89(0.08) | 0.90(0.07) | 0.91(0.07) | 0.90(0.07) | 0.90(0.06) | 0.91(0.07) | 0.88(0.09) | −8.4 | <0.001 |
| TC (mmol/L), mean (SD) | 5.01(0.93) | 5.28(0.96) | 5.29(0.98) | 5.94(0.67) | 5.85(0.74) | 4.73(0.94) | 4.41(0.49) | −39.85 | <0.001 |
| TG (mmol/L), mean (SD) | 1.90(1.72) | 2.31(1.92) | 3.09(2.18) | 2.41(2.36) | 2.15(1.61) | 2.71(2.37) | 1.00(0.31) | −36.1 | <0.001 |
| HDL-C (mmol/L), mean (SD) | 1.21(0.35) | 1.15(0.36) | 1.07(0.30) | 1.30(0.38) | 1.21(0.31) | 0.83(0.14) | 1.36(0.26) | 21.34 | <0.001 |
| LDL-C (mmol/L), mean (SD) | 3.15(0.80) | 3.41(0.77) | 3.37(0.79) | 3.84(0.64) | 3.99(0.51) | 3.10(0.71) | 2.57(0.47) | −43.51 | <0.001 |
P-value for comparison between subjects with and without dyslipidemia at α = 0.05 level
FBG fasting blood glucose, SBP systolic blood pressure, DBP diastolic blood pressure, BMI body mass index, WC waist circumferenc
WHR waist/hip ratio, H-TC high total cholesterol, H-TG high triglyceride, H-LDL high low-density lipoprotein cholesterol, L-HDL low high-density lipoprotein cholesterol