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Table 2 Characteristics of the six groups for ERI variability

From: Relationship between variations in time-dependent response to erythropoiesis-stimulating agents and mortality in hemodialysis patients: a single-center study

  High Intermediate Low Intermediate-high Low-high Low-intermediate
  (n = 31) (n = 68) (n = 46) (n = 30) (n = 137) (n = 63)
Male 45.2 % 73.5 % 78.3 % 63.3 % 58.4 % 68.3 %
Female 54.8 % 26.5 % 21.7 % 36.7 % 41.6 % 31.8 %
Age, years 75.1 ± 9.9 67.8 ± 12.9 60.5 ± 11.8 70.1 ± 13.3 66.6 ± 14.7 65.3 ± 12.3
BMI 19.7 ± 3.1 22.6 ± 3.3 23.9 ± 2.8 21.4 ± 3.9 21.4 ± 3.3 22.7 ± 3.6
HD vintage, months 62.9 ± 87.4 62.1 ± 68.1 70.6 ± 62.4 58.6 ± 59.2 65.1 ± 80.3 69.8 ± 81.8
Phosphorus, mg/dl 5.2 ± 1.6 5.3 ± 1.3 5.5 ± 1.3 5.0 ± 1.4 5.2 ± 1.2 5.3 ± 1.3
Calcium, mg/dl 8.5 ± 0.8 8.7 ± 0.8 8.8 ± 0.6 8.5 ± 0.6 8.7 ± 0.6 8.6 ± 0.8
Intact PTH, pg/ml 116.8 ± 87.5 138.4 ± 92.6 187.4 ± 267.7 167.3 ± 128.2 156.7 ± 191.0 140.7 ± 90.7
ALP, U/l 249.8 ± 137.2 234.0 ± 69.5 243.0 ± 121.0 225.1 ± 66.4 259.3 ± 109.9 236.8 ± 73.7
Ferritin, ng/ml 134.8 ± 101.8 78.8 ± 76.9 75.5 ± 63.9 71.1 ± 61.7 86.9 ± 94.8 104.1 ± 88.3
Hb, g/dl 9.7 ± 1.0 10.9 ± 0.9 11.4 ± 1.0 10.4 ± 1.0 10.8 ± 1.2 11.0 ± 0.8
Albumin, mg/dl 3.5 ± 0.4 3.6 ± 0.3 3.8 ± 0.3 3.6 ± 0.3 3.6 ± 0.4 3.7 ± 0.3
CRP, mg/dl 1.2 ± 1.7 0.5 ± 1.2 0.4 ± 0.9 0.5 ± 0.7 0.6 ± 1.8 0.6 ± 1.7
TSAT, % 20.8 ± 11.4 21.7 ± 10.1 23.7 ± 12.6 18.1 ± 9.0 21.5 ± 11.3 23.6 ± 12.4
Kt/V 1.5 ± 0.3 1.4 ± 0.2 1.4 ± 0.2 1.4 ± 0.3 1.4 ± 0.3 1.4 ± 0.3
Systolic BP, mmHg 150.7 ± 22.3 145.6 ± 26.0 147.3 ± 22.2 155.7 ± 19.1 150.6 ± 21.1 150.1 ± 23.1
Diastolic BP, mmHg 76.5 ± 12.1 76.4 ± 15.3 81.3 ± 13.4 80.1 ± 12.3 77.4 ± 13.7 78.4 ± 14.9