Skip to main content

Table 2 Laboratory data stratified by eGFR values

From: Association of serum levels of FGF23 and α-Klotho with glomerular filtration rate and proteinuria among cardiac patients

  eGFR ≥60 mL/min/m2 eGFR 30–60 mL/min/m2 eGFR <30 mL/min/m2  
Variables (n = 44) (n = 124) (n = 17) P value
eGFR, mL/min/1.73 m2   69.2 ± 8.7   45.9 ± 8.4   25.6 ± 8.4 <0.001
Urine albumin creatinine ratio 10 (7–55) 13 (6–27) 75 (10–196) 0.036
Serum cCa, mg/dL 9.1 (8.8 - 9.5) 9.1 (8.7 - 9.3) 9.1 (8.7 - 9.3) 0.508
Serum inorganic phosphate, mg/dL 3.40 (3.10 - 3.70) 3.30 (2.90 - 3.70) 3.30 (3.00 - 3.65) 0.546
Urine calcium creatinine ratio, mg/g 0.11 (0.07 - 0.17) 0.07 (0.04 - 0.11) 0.03 (0.01 - 0.05) <0.001
Fractional excretion of calcium, % 0.81 (0.48 - 1.30) 0.72 (0.42 - 1.05) 0.46 (0.17 - 0.89) 0.041
Urine phosphate creatinine ratio, mg/g   0.50 ± 0.23   0.49 ± 0.20   0.39 ± 0.15 0.149
TRP, %   90.1 ± 4.9   85.5 ± 6.2   80.2 ± 8.6 <0.001
TmP/GFR, mg/dL 3.3 (2.8 - 4.2) 2.8 (2.5 - 3.4) 2.6 (2.2 - 3.2) <0.001
FGF23, pg/mL 41.2 (29.4 - 62.3) 47.0 (35.3 - 67.9) 66.4 (45.6 - 111.3) 0.009
α-Klotho, mg/dL 425 (254–539) 351 (224–473) 211 (163–286) 0.001