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Table 3 AAC and renal response to FGF23 in the course of CKD

From: A low fractional excretion of Phosphate/Fgf23 ratio is associated with severe abdominal Aortic calcification in stage 3 and 4 kidney disease patients

  CKD3 (n = 60) CKD4 (n = 118) p value
AAC (KI) 2.8 ± 3.3 4.5 ± 4.6 0.02
FEP (%) 29.9 ± 8.1 38.8 ± 11.1 0.000001
FGF23 (RU/ml) 105.5 ± 87.8 178.4 ± 114.4 0.000001
Log2 (FEP/FGF23) −1.64 ± 0.84 - 2.04 ± 0.78 0.002
Klotho (pg/ml) 458.6 ± 236.5 494.2 ± 216.0 0.238