Table 2. Serum and urinary metabolic risk evaluation of cystine and struvite stone patients.
| Cystine Group (n=8; 10 RU) | Struvite Group (n=8; 10 RU) | ||
|---|---|---|---|
| Serum Metabolic Panel | Mean ± SD (range) | Mean ± SD (range) | p |
| Creatinine (mg/dL) | 1.05 ± 0.65 (0.4-2.47) | 0.98 ± 0.53 (0.57-1.81) | 0.601 |
| Calcium (mg/dL) | 9.57 ± 0.46 (8.8-10.2) | 9.58 ± 0.50 (8.7-10.4) | 0.959 |
| Uric acid (mg/dL) | 5.88 ± 1.37 (3.9-7.7) | 5.012 ± 1.24 (2.8-7.3) | 0.204 |
| Magnesium (mg/dL) | 1.85 ± 0.135 (1.79-2.1) | 1.89 ± 0.137 (1.7-2.07) | 0.556 |
| Sodium (mg/dL) | 139.63 ± 3.02 (135-143) | 141.88 ± 3.137 (138-147) | 0.166 |
| 24-hour Urinary Panel | Mean ± SD (range) | Mean ± SD (range) | p |
| pH | 6.56 ± 0.52 (5.5-7) | 6.31 ± 0.60 (5-7) | 0.425 |
| Volume (mL/24h) | 2176.25 ± 869.07 (1500-3690) | 2008.75 ± 454.54 (1100-2500) | 0.637 |
| Calcium (mg/24h) | 60.43 ± 31.06 (30.8-120) | 151.48 ± 92.86 (19.8-271.7) | 0.130 |
| Uric acid (g/24h) | 0.39 ± 0.16 (0.18-0.62) | 0.40 ± 0.16 (0.16-0.74) | 0.857 |
| Magnesium (mg/24h) | 72.76 ± 35.66 (29.12-132.51) | 69.74 ± 33.87 (18.54-123.99) | 0.870 |
| Sodium (meq/24h) | 155 ± 48.74 (54-198) | 162.75 ± 18.18 (139-194) | 0.680 |
| Citrate (mg/24h) | 295.81 ± 106.61 (176-471) | 139.89 ± 119 (26.6-314.6) | 0.016 |