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Table 3 Bicarbonate prescription, laboratory findings, and dialysis efficiency through time

From: Changing the paradigm of bicarbonate (HCO3) hemodialysis prescription in Portugal: a 24-month prospective study

  HCO3 prescription (mmol/L) Serum HCO3 (mmol/L) Serum pH Serum Ca2+ (mmol/L) Serum P+ (mmol/L) Serum iPTH (pg/mL) Albumin (g/dL) CRP (mg/dL) Kt/V
(1) Baseline 32 25.92 ± 1.82 7.38 ± 0.06 8.65 ± 0.6 4.27 ± 1.22 228.2 (IQR 365.8) 3.34 ± 0.33 0.7 (IQR 1.8) 1.68 ± 0.35
(2) 3 months 30 (IQR 2) 24.99 ± 1.97 7.37 ± 0.07 8.75 ± 0.47 4.03 ± 1.15 277.3 (IQR 310.75) 3.3 (IQR 0.6) 0.9 (IQR 1.5) 1.61 ± 0.31
(3) 6 months 30 (IQR 2) 24.64 ± 2.21 7.38 ± 0.48 8.7 (IQR 0.6) 3.9 ± 1 339.15 ± 206.52 3.33 ± 0.37 0.35 (IQR 1.5) 1.67 ± 0.36
(4) 9 months 28 (IQR 2) 24.35 ± 1.64 7.315 (IQR 0.06) 8.8 (IQR 0.4) 3.75 ± 1.05 199.5 (IQR 244.7) 3.29 ± 0.46 0.4 (IQR 1.95) 1.61 ± 0.29
(5) 12 months 28 (IQR 2) 23.72 ± 2.21 7.37 ± 0.07 8.71 ± 0.52 3.71 ± 1.24 145.3 (IQR 165.9) 3.37 ± 0.36 0.5 (IQR 0.9) 1.34 ± 0.29
(6) 15 months 28 (IQR 0) 22.44 ± 1.79 7.36 ± 0.07 8.76 ± 0.44 3.91 ± 1.07 209.51 ± 133.235 3.32 ± 0.33 0.5 (IQR 1.15) 1.61 (IQR 0.69)
(7) 18 months 28 (IQR 0) 22.85 ± 1.89 7.38 ± 0.09 8.73 ± 0.21 3.85 ± 1.02 160.3 (IQR 180.6) 3.5 ± 0.31 0.4 (IQR 1.05) 1.73 ± 0.4
(8) 21 months 28 (IQR 0) 23.16 ± 1.4 7.36 ± 0.05 8.8 (IQR 0.4) 3.78 ± 1.22 153.5 (IQR 178.6) 3.45 (IQR 0.52) 0.7 (IQR 1.2) 1.74 ± 0.39
(9) 24 months 28 (IQR 0) 23.4 ± 1.98 7.37 ± 0.07 8.9 (IQR 0.5) 3.68 (IQR 0.9) 181.5 (IQR 243.2) 3.45 (IQR 0.52) 0.5 (IQR 0.7) 1.72 ± 0.37
  1. Note: Continuous variables were presented as mean and standard deviation, or median and interquartile range (IQR) for variables with skewed distributions
  2. CRP C-reactive protein, IQR interquartile range