Table 2.

Correlations between serum and urine markers of mineral metabolism

Mineral MarkerFePiLn(FGF23)Serum PiLn(PTH)Serum CaeGFR
FePi1.000.21a−0.16a0.25a−0.09a−0.40a
Ln(FGF23)1.000.22a0.19a0.05−0.35a
Serum Pi1.00−0.16a0.17a−0.08a
Ln(PTH)1.00−0.19a−0.32a
Serum Ca1.000.06
eGFR1.00