Table 1.
Characteristics of participants based on hyperuricemia.
| Characteristics | Non-hyperuricemia (n = 8,546) | Hyperuricemia (n = 1,775) | P-value |
|---|---|---|---|
| Age (year, mean ± SD) | 36.60 ± 9.48 | 38.18 ± 10.01 | <0.001 |
| Gender ( n , %) | <0.001 | ||
| Men | 2,811 (32.9) | 1,240 (69.9) | |
| Women | 5,735 (67.1) | 535 (30.1) | |
| Education level ( n , %) | 0.193 | ||
| High school or below | 440 (5.1) | 109 (6.1) | |
| University | 5,467 (64.0) | 1,110 (62.5) | |
| Postgraduate or above | 2,639 (30.9) | 556 (31.3) | |
| Marital status ( n , %) | 0.020 | ||
| Unmarried | 1,833 (21.4) | 328 (18.5) | |
| Married/cohabitating | 6,512 (76.2) | 1,404 (79.1) | |
| Divorced/widowed | 201 (2.4) | 43 (2.4) | |
| Annual household income (yuan, n, %) | 0.287 | ||
| ≤100,000 | 3,609 (42.2) | 761 (42.9) | |
| 100,000–200,000 | 3,123 (36.5) | 616 (34.7) | |
| >200,000 | 1,814 (21.2) | 398 (22.4) | |
| Work intensity ( n , %) | <0.001 | ||
| Brain work | 4,752 (55.6) | 1,139 (64.2) | |
| Physical work | 3,794 (44.4) | 636 (35.8) | |
| Sedentary time ( n , %) | 0.012 | ||
| <2 h | 2,274 (26.6) | 438 (24.7) | |
| 2–4 h | 3,880 (45.4) | 773 (43.5) | |
| 4–6 h | 1,567 (18.3) | 377 (21.2) | |
| >6 h | 825 (9.7) | 187 (10.5) | |
| Position levels ( n , %) | <0.001 | ||
| Junior | 4,110 (48.1) | 786 (44.3) | |
| Middle | 2,967 (34.7) | 620 (34.9) | |
| Senior or higher | 1,469 (17.2) | 369 (20.8) | |
| Participating in | 4,002 (46.8) | 886 (49.9) | 0.018 |
| physical exercise ( n , %) | |||
| Current smoking ( n , %) | 902 (10.6) | 392 (22.1) | <0.001 |
| Current drinking ( n , %) | 709 (8.3) | 352 (19.8) | <0.001 |
| Having mood symptoms ( n , %) | 516 (6.0) | 99 (5.6) | 0.456 |
| Irregular meal habits ( n , %) | 3,839 (44.9) | 739 (41.6) | 0.011 |
| Midnight snacks ( n , %) | 262 (3.1) | 70 (3.9) | 0.056 |
| Using hypnotics | 526 (6.2) | 84 (4.7) | 0.021 |
| Obesity ( n , %) | 897 (10.5) | 324 (18.3) | <0.001 |
| Hypertension ( n , %) | 1,276 (14.9) | 443 (25.0) | <0.001 |
| Diabetes mellitus ( n , %) | 243 (2.8) | 92 (5.2) | <0.001 |
| Dyslipidemia ( n , %) | 1,518 (17.8) | 823 (46.4) | <0.001 |
| Sleep quality ( n , %) | 0.033 | ||
| Very good | 3,772 (44.1) | 821 (46.3) | |
| Fair | 3,788 (44.3) | 773 (43.5) | |
| Poor | 939 (11.0) | 179 (10.1) | |
| Very bad | 47 (0.5) | 2 (0.1) | |
| Sleep duration (h/night) | <0.001 | ||
| <7 | 913 (10.7) | 247 (13.9) | |
| 7–8 | 3,537 (41.4) | 742 (41.8) | |
| 8–9 | 3,054 (35.7) | 608 (34.3) | |
| 9–10 | 856 (10.0) | 146 (8.2) | |
| ≥10 | 186 (2.2) | 32 (1.8) | |
| Daytime napping (min, M ±SD) | 28.58 ± 27.50 | 31.46 ± 28.14 | <0.001 |
There were two types of data presented: mean (standard deviation) or number (percentage). In order to calculate a P-value, t-tests are used for continuous variables, and chi-square tests for categorical variables. M, mean; SD, standard deviation.