Table 1 Kidney cadmium concentrations (K-Cd), calcium excretion (U-Ca) and levels of biomarkers related to calcium metabolism in healthy kidney donors
All | Men | Women | |||||||
|---|---|---|---|---|---|---|---|---|---|
N | N | Median | Range | N | Median | Range | N | Median | Range |
K-Cd (μg/g wet weight) | 109 | 12.9 | 1.5-55.4 | 49 | 10.9 | 1.6-31.7 | 60 | 14.7 | 1.5-55.4 |
Age (years) | 109 | 51 | 24-70 | 49 | 52 | 32-70 | 60 | 50 | 24-64 |
Smokers: never/ever | 41/68 | 19/30 | 22/38 | ||||||
24-hour sample | |||||||||
U-Ca (mmol/l) | 86 | 3.0 | 0.74-7.1 | 39 | 3.5 | 0.96-7.1 | 47 | 2.4 | 0.74-5.3 |
U-Ca (mmol/h) | 86 | 0.21 | 0.05-0.41 | 39 | 0.25 | 0.08-0.41 | 47 | 0.19 | 0.05-0.34 |
U-Ca (mmol/24h) | 86 | 5.1 | 1.3-9.8 | 39 | 5.9 | 1.8-9.8 | 47 | 4.5 | 1.3-8.1 |
U-Ca (mmol/mmol creatinine) | 86 | 0.43 | 0.14-1.4 | 39 | 0.42 | 0.14-0.79 | 47 | 0.50 | 0.17-1.4 |
Overnight sample | |||||||||
U-Ca (mmol/l) | 105 | 3.4 | 0.64-15 | 47 | 4.2 | 0.67-11 | 58 | 3.1 | 0.64-15 |
U-Ca (mmol/h) | 105 | 0.15 | 0.03-0.4 | 47 | 0.18 | 0.04-0.41 | 58 | 0.13 | 0.03-0.30 |
U-Ca (mmol/mmol creatinine) | 105 | 0.31 | 0.06-1.1 | 47 | 0.31 | 0.07-0.67 | 58 | 0.32 | 0.06-1.06 |
Serum | |||||||||
S-Ca, ionized (mmol/l) | 107 | 1.2 | 1.0-1.4 | 48 | 1.2 | 1.2-1.3 | 59 | 1.2 | 1.0-1.4 |
S-25(OH)D3 (ng/ml) | 98 | 25.5 | 8.1-48.9 | 45 | 24.1 | 11.5-48.9 | 53 | 26.3 | 8.1-46.1 |
S-1.25(OH)2D3 (pg/ml) | 98 | 33.8 | 13.7-97.1 | 45 | 33.0 | 18.6-97.1 | 53 | 34.9 | 13.7-70.8 |
S-PTH (ng/l) | 106 | 38.4 | 14.8-398 | 48 | 43.6 | 20.6-398 | 58 | 36.7 | 14.8-91.6 |