Table 3.

Day 5 serum parameters

Reference ValuesControl (n=16)AKI (n=19)P Value
FGF-23 (RU/ml)7–71286 (127–454)459 (215–1478)0.17
25(OH)D (ng/ml)30–8015 (8–18)6 (5–12)0.03
1,25(OH)2D (pg/ml)18–7220 (16–28)13 (12–20)0.05
24R,25(OH)2D3 (ng/ml)N/A1.7 (0.8–2.5)0.6 (0.3–1.1)0.04
24R,25(OH)2D3/25(OH)DN/A0.11 (0.08–0.15)0.08 (0.04–0.11)0.22
PTH (intact; pg/ml)8–5148 (39–95)71 (46–108)0.56
Calcium (mg/dl)8.7–10.08.9 (8.1–9.3)8.1 (7.5–8.7)0.07
Phosphate (mg/dl)2.5–4.33.7 (3.3–4.1)3.4 (2.8–3.7)0.07
Creatinine (mg/dl)0.5–1.00.8 (0.7–0.9)1.3 (1.1–2.4)<0.001
  • Values represent median (interquartile ranges). FGF-23, fibroblast growth factor 23; 25(OH)D, 25-hydroxyvitamin D; 1,25(OH)2D, 1,25-dihydroxyvitamin D; 24R,25(OH)2D3, 24R,25-dihydroxyvitamin D3; N/A, not applicable; PTH, parathyroid hormone.