Table 3.

Univariate correlation analyses between phosphate/mineral parameters of interest^a

	Ln-sKl	Ln-iFGF-23	Ln-24-h UPE	Ln-24-h FEPi	24-h TmP/GFR
Parameter	Correlation coefficient
Ln-sKl			−0.243*	−0.428†	0.399†
Ln-iFGF-23	−0.138		−0.268*	0.514†	−0.198*
Age	−0.354†	0.407†	−0.118	0.546†	−0.259†
eGFR	0.324†	−0.684†	0.299†	−0.761†	0.342†
BMI	−0.258*	0.164	0.085	0.252*	−0.222*
Ln-PTH	−0.201*	0.645†	−0.332†	0.628†	−0.362†
Serum phosphate (sPi)	0.171	0.388†	−0.486†	−0.136	0.344†
Serum calcium (sCa)	−0.167	−0.076	0.236	0.037	−0.054
Ln-25(OH)D	−0.211*	0.163	0.017	0.176	−0.162
Ln-24-h UPE	−0.243*	−0.268*
Ln-24-h FEPi	−0.428†	0.514†	0.103
24-h TmP/GFR	0.399†	−0.198*	−0.276†	−0.794†

^aSignificant values in bold text where

^*P  < 0.05,

^†P  ≤ 0.003 (P  < 0.003 considered significant, see text).