Table 1.
Baseline characteristics of study population.
| Variables | Total (n = 11,345) | Normal (n = 10,241) | Hyperuricemia (n = 1104) | p-Value |
|---|---|---|---|---|
| Age (years) | 53.8 ± 10.6 | 53.7 ± 10.9 | 54.7 ± 11.0 | <0.01 |
| Man (%) | 5253 (46.3) | 4535 (44.3) | 718 (65.0) | <0.001 |
| Education Level | - | - | - | 0.337 |
| Low | 5760 (50.8) | 5101 (49.8) | 551 (49.9) | - |
| Middle | 4539 (38.4) | 4195 (41.0) | 428 (38.8) | - |
| High | 1046 (9.2) | 945 (9.2) | 125 (11.3) | - |
| Family Income (CNY/year) | - | - | - | 0.801 |
| ≤5000 | 1607 (14.2) | 1255 (12.3) | 149 (13.5) | - |
| 5000–20,000 | 6060 (53.4) | 5610 (54.8) | 583 (52.8) | - |
| >20,000 | 3678 (32.4) | 3376 (32.9) | 372 (33.7) | - |
| Smokers (%) | 4007 (35.3) | 3569 (34.9) | 438 (39.5) | <0.001 |
| Drinkers (%) | 2565 (22.6) | 2190 (21.4) | 375 (34.0) | <0.001 |
| Han (%) | 10,759 (94.8) | 9697 (94.7) | 1062 (96.2) | <0.05 |
| Others a (%) | 586 (5.2) | 544 (5.3) | 42 (3.8) | - |
| BMI (kg/m2) | 24.8 ± 3.7 | 24.6 ± 3.6 | 26.5 ± 3.9 | <0.001 |
| WC (cm) | 82.4 ± 9.8 | 81.7 ± 9.6 | 88.4 ± 9.8 | <0.001 |
| Serum Indicators | - | - | - | - |
| Uric Acid (mg/dL) | 291.9 ± 84.8 | 273.9 ± 64.5 | 458.5 ± 68.0 | <0.001 |
| SBP (mmHg) | 141.7 ± 23.4 | 140.3 ± 23.0 | 153.2 ± 24.0 | <0.001 |
| DBP (mmHg) | 82.0 ± 11.8 | 81.6 ± 11.6 | 85.5 ± 12.5 | <0.001 |
| LDL (mmol/L) | 2.9 ± 0.8 | 2.9 ± 0.8 | 3.1 ± 0.9 | <0.001 |
| HDL (mmol/L) | 1.4 ± 0.4 | 1.4 ± 0.4 | 1.3 ± 0.4 | <0.001 |
| TG (mmol/L) | 1.6 ± 1.5 | 1.5 ± 1.3 | 2.5 ± 2.5 | <0.001 |
| TC (mmol/L) | 5.2 ± 1.1 | 5.2 ± 1.1 | 5.6 ± 1.2 | <0.001 |
| FPG (mmol/L) | 5.9 ± 1.6 | 5.9 ± 1.7 | 6.1 ± 1.5 | <0.001 |
| AIP | −0.009 ± 0.32 | −0.03 ± 0.31 | 0.20 ± 0.33 | <0.001 |
Abbreviations: AIP, atherogenic index of plasma; BMI, body mass index; CNY, China Yuan (1 CNY = 0.154 dollar); DBP, diastolic blood pressure; FPG, fasting plasma glucose; HDL, high-density lipoprotein; LDL, low-density lipoprotein cholesterol; SBP, systolic blood pressure; TC, total cholesterol; WC, waist circumference; a Including some ethnic minorities in China, such as Mongol and Manchu.