Table 1.
General characteristics of nephrolithiasis patients and healthy controls.
| Factor | Nephrolithiasis (n = 60) |
Healthy controls (n = 50) |
|---|---|---|
| Age (years) | 46.5 ± 14.2 | 44.6 ± 12.8 |
| Gender (male/female) | 37/23 | 35/15 |
| Body weight (kg) | 61.65 ± 10.86 | 64.84 ± 10.52 |
| Height (m) | 1.69 ± 0.09 | 1.71 ± 0.08 |
| Body mass index (kg/m2) | 22.45 ± 5.88 | 23.58 ± 4.36 |
| Urine volume (mL/24 h) | 1456 ± 530.8 | 1162 ± 495.6 |
| Specific gravity | 1020 ± 7.6 | 1022 ± 8.2 |
| Urine creatinine (g/24 h) | 1.7 ± 0.7 | 1.6 ± 0.8 |
| Urine pH | 6.20 ± 0.46 | 6.12 ± 0.68 |
| Urine uric acid (mg/24 h) | 665 ± 152 | 678 ± 140 |
| Blood pressure | ||
| Systolic (mmHg) | 140 ± 11.58* | 126 ± 9.6 |
| Diastolic (mmHg) | 85.3 ± 10.5* | 80.6 ± 8.4 |
| eGFR (mL/min/1.73 m2) | 87.6 ± 44.36 | — |
| CRP (mg/L) | 10.12 ± 6.15* | 3.2 ± 1.48 |
*P < 0.01 patients compared with healthy controls.