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Table 4 Multiple (a) and logistic (b) regression analysis of effects on Hb g/dL and the recommended Hb target of 10–12 g/dL

From: Achievement of renal anemia KDIGO targets by two different clinical strategies – a European hemodialysis multicenter analysis

  All Portugal Poland
(a) Multiple regression analysis of effect of the respective variable on Hb in all patients and in Portugal and Poland, respectively
  Beta value (p) Beta value (p) Beta value (p)
Age 0.002 (NS) 0.002 (NS) 0.006 (NS)
Gender −0.166 (0.024) −0.196 (0.035) − 0.068 (NS)
BMI 0.006 (NS) −0.007 (NS) 0.009 (0.029)
TSAT 0.008 (0.002) 0.011 (0.005) 0.006 (NS)
Ferritin −0.0004 (< 0.001) −0.001 (<  0.001) 0.0002 (<  0.001)
Albumin 0.005 (0.018) 0.070 (< 0.001) 0.004 (< 0.001)
PTH 0.0003 (< 0.001) 0.0002 (0.026) 0.0003 (< 0.001)
(b) Logistic regression analysis with Hb 10–12 g/dL as effect measure
  Odds ratio (p) Odds ratio (p) Odds ratio (p)
Age (years) 1.005 (N.S.) 0.991 (N.S.) 1.027 (< 0.001)
Gender (M/F) 1.267 (N.S.) 1.337 (N.S.) 1.098 (N.S.)
BMI (kg/m2) 0.995 (N.S.) 0.987 (N.S.) 0.988 (N.S.)
Albumin (> 35 g/dL) 1.444 (N.S.) 1.314 (0.042) 1.498 (N.S.)
TSAT (20%–50%) 1.438 (0.008) 1.314 (N.S.) 1.498 (N.S.)
Ferritin (200–800 μg/L) 1.521 (0.001) 1.865 (< 0.001) 1.341 (N.S.)
PTH (150–600 pg/mL) 0.921 (N.S.) 0.967 (N.S.) 0.806 (N.S.)