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Table 2 Multiple regression analysis of iCa/cCa ratio

From: Factors affecting the relationship between ionized and corrected calcium levels in peritoneal dialysis patients: a retrospective cross-sectional study

Variable Regression coefficient Standard error t value p value 95% CI
PD duration a −0.00159 0.00210 −0.75 0.45 −0.00574–0.00257
Renal Kt/V a 0.00579 0.00203 2.86 < 0.01 0.00177–0.00982
pH −0.246 0.045 −5.42 < 0.01 −0.336−− 0.157
Hemoglobin 0.00149 0.00132 1.13 0.26 −0.00111–0.00410
Creatinine −0.000558 0.000752 0.46 0.46 −0.000928–0.00205
Phosphate −0.00305 0.00167 −1.82 0.07 −0.00635–0.000250
Dialysate volume a −0.00131 0.00547 −0.24 0.81 −0.0121–0.00949
  1. aPD duration, weekly renal Kt/V, and dialysate volume are log-transformed
  2. Abbreviation: PD peritoneal dialysis
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