Applicability of fibroblast growth factor 23 for evaluation of risk of vertebral fracture and chronic kidney disease-mineral bone disease in elderly chronic kidney disease patients

Table 2 Ln(FGF23) correlated with levels of bone-metabolism-related markers

	Pearson’s correlation coefficient		Multiple regression analysis
	r	p	β	p
Age	0.22	0.026	−0.006	0.31
BMI	0.24	0.019	0.056	0.002
eGFR	−0.73	0.0001	−0.012	0.0006
Calcium level	−0.33	0.0006	−0.53	0.23
Phosphate level	0.48	0.0001	0.90	0.0001
Ln(iPTH)	0.68	0.0001	0.16	0.12
1,25(OH)₂D level	−0.63	0.0001	−0.0022	0.08
ALP level	0.19	0.06
Urinary NTX level	0.26	0.009	0.0014	0.47

Values are expressed as r (Pearson’s correlation coefficient), β (estimated parameter), and p values.
Multiple regression analysis of age, eGFR, calcium level, phosphate level, ln(iPTH), and 1,25(OH)2D level as variables.
Abbreviations: ln(FGF23) natural logarithm value of fibroblast growth factor 23 level; BMI body mass index; eGFR estimated glomerular filtration rate; ln(iPTH) natural logarithm value of intact parathyroid hormone level; 1,25(OH) ₂ D 1,25(OH)₂ vitamin D; FGF23 fibroblast growth factor 23; ALP alkaline phosphatase; urinary NTX urinary N-terminal telopeptide.

ISSN: 1471-2369