Table 1.
Characteristics of the subjects
| Total (n=380)
|
Normal (n=334)
|
Hyperuricemic (n=46)
|
P-value | ||||
|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | Mean | SD | ||
| Age (years) | 43.0 | 15.5 | 42.8 | 15.5 | 44.1 | 14.9 | 0.606 |
| Height (cm) | 167.5 | 6.4 | 167.5 | 6.6 | 167.6 | 5.5 | 0.982 |
| Weight (kg) | 68.4 | 12.9 | 67.2 | 12.4 | 77.1 | 13.5 | <0.001 |
| Body mass index (kg/m2) | 24.3 | 4.2 | 23.9 | 4.0 | 27.4 | 4.2 | <0.001 |
| Serum uric acid (mmol/L) | 0.4 | 0.1 | 0.4 | 0.1 | 0.5 | 0.1 | <0.001 |
| Serum 25(OH)D (nmol/L) | 58.8 | 12.3 | 58.6 | 12.5 | 60.5 | 11.1 | 0.324 |
| Serum total calcium (mmol/L) | 2.3 | 0.1 | 2.3 | 0.1 | 2.3 | 0.1 | 0.563 |
| Serum inorganic phosphate (mmol/L)* | 1.1 | 0.2 | 1.1 | 0.1 | 1.1 | 0.2 | 0.093 |
| Serum creatinine (µmol/L) | 82.4 | 15.6 | 81.1 | 14.7 | 92.0 | 17.9 | 0.001 |
| Serum blood urea nitrogen (mmol/L) | 4.3 | 1.0 | 4.2 | 1.0 | 4.8 | 1.3 | .0.001 |
| Serum intact PTH (ng/mL)* | 45.4 | 19.0 | 44.0 | 17.7 | 55.8 | 24.0 | ,0.001 |
Notes:
*
Skewed data analyzed using the Mann–Whitney U-test. The other data were analyzed using the independent t-test.
Abbreviations: SD, standard deviation; PTH, parathyroid hormone; 25(OH)D, 25-hydroxyvitamin D.