Gender Male Female 49% (n = 39) 51% (n= 41) Mean Age (Yrs.) 29 ± 4.7 Mean BMI (kg/m2) 22.98 ± 3.91 Mean Serum PO4 (mg/dl) 3.35 ±  3.91 Mean TmP/GFR (mg/dl) 3.04 ± 0.57 Mean FePO4 (%) 7.0 ± 4.7 Mean Dietary Phosphate (mg) 1220 ± 426 Median FGF-23 (RU/ml) 49.9 (33-76.1)

Abbreviations used: BMI, Body Mass Index; FGF-23, Fibroblast growth factor 23; TmP/GFR, Tubular maximum re-absorption of phosphorus per unit of GFR; PO4, Phosphate; FePO4, fractional excretion of Phosphate.

Table 1: Demographic, Dietary Phosphate Intake and Biochemical Characteristics of Study Subjects (n=80).