Table 1.

Target levels for PTH, calcium, and phosphate according to European guidelines on prevention and treatment of renal osteodystrophy in children with chronic renal failure

Variable	Target Level
PTH (pg/ml)
GFR (ml/min per 1.73 m2)
>59	10–65
29< GFR≤59	10–65
15≤ GFR≤29	130–195
<15	130–195
Calcium (mg/dl)
Age (yr)
0–2	8.8–11.3
3–5	9.4–10.8
6–12	9.4–10.3
13–18	8.8–10.2
Phosphate (mg/dl)
Age (yr)
0–2	4.8–7.4
3–5	4.5–6.5
6–12	3.6–5.8
13–18	2.3–4.5

PTH, parathyroid hormone.