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Table 5 Odds ratios for carotid artery calcification according to quartiles of FGF23 levels

From: Fibroblast growth factor 23 is associated with carotid artery calcification in chronic kidney disease patients not undergoing dialysis: a cross-sectional study

   OR 95% CI p values
Model1 FGF23-quartile 1 ref.   
  FGF23-quartile 2 1.44 0.65-3.24 0.37
  FGF23-quartile 3 3.22 1.38-7.85 <0.01
  FGF23-quartile 4 4.07 1.69-10.4 <0.01
Model2 FGF23-quartile 1 ref.   
  FGF23-quartile 2 1.44 0.59-3.59 0.42
  FGF23-quartile 3 3.62 1.40-9.89 <0.01
  FGF23-quartile 4 4.05 1.54-11.3 <0.01
Model3 FGF23-quartile 1 ref.   
  FGF23-quartile 2 1.85 0.67-5.23 0.23
  FGF23-quartile 3 3.59 1.28-10.7 0.01
  FGF23-quartile 4 4.31 1.52-13.0 <0.01
Model4 FGF23-quartile 1 ref.   
  FGF23-quartile 2 2.34 0.78-7.31 0.13
  FGF23-quartile 3 5.28 1.56-19.5 <0.01
  FGF23-quartile 4 13.6 2.92-74.6 <0.01
  1. FGF fibroblast growth factor, OR odds ratio, CI confidence interval.
  2. Model1, crude.
  3. Model2, adjusted for age and sex.
  4. Model3, adjusted for model2 plus hypertension, diabetes mellitus, smoking, and dyslipidemia.
  5. Model4, adjusted for model3 plus eGFR, serum phosphorus, serum calcium, intact PTH, and proteinuria.
  6. eGFR estimated glomerular filtration rate, PTH parathyroid hormone.