Table 2.
Laboratory values (whole population) in patients with and without chronic itch (n = 860)
| Current chronic itch (point prevalence) | Total | ||
|---|---|---|---|
| Yes | No | (n = 860) | |
| Laboratory value, means ± SD1 | Mean ± SD1 | Mean ± SD1 | Mean ± SD1 |
| Kt(V) | 1.5 ± 0.4 | 1.5 ± 0.3 | 1.5 ± 0.3 |
| Urea (mg/dl) | 127.6 ± 38.8 | 132.3 ± 36.3 | 128.8 ± 38.2 |
| CRP (mg/dl) | 1.2 ± 2.1 | 1.3 ± 1.8 | 1.2 ± 1.9 |
| Parathormone (ng/l) | 376.9 * ± 380.2 | 289.9 * ± 329.4 | 311.7 ± 344.6 |
| Hemoglobin (g/dl) | 11.4 ± 1.3 | 11.3 ± 1.2 | 11.3 ± 1.2 |
| Creatinine (mg/dl) | 8.9 * ± 2.9 | 7.8 * ± 2.6 | 8.1 ± 2.8 |
| Calcium (mmol/l) | 2.2 ± 0.2 | 2.2 ± 0.2 | 2.2 ± 0.2 |
| Phosphorus (mmol/l) | 1.9 * ± 0.6 | 1.7 * ± 0.5 | 1.8 ± 0.5 |
| Potassium (mmol/l) | 5.3 ± 0.7 | 5.2 ± 0.7 | 5.2 ± 0.7 |
| Sodium (mmol/l) | 138.6 ± 3.2 | 138.6 ± 3.6 | 138.6 ± 3.5 |
| Alkaline phosphatase (U/l) | 104.1 ± 65.6 | 96.2 ± 78.0 | 98.1 ± 75.1 |
| Serum albumin (g/dl) | 3.9 ± 0.4 | 3.9 ± 0.5 | 3.9 ± 0.5 |
1 Standard deviation
* Significantly different at p < 0.004 (Bonferroni correction)