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Table 2 Predictors of ERI using univariate and multivariate regression analyses

From: Associations between the erythropoiesis-stimulating agent resistance index and the geriatric nutritional risk index of maintenance hemodialysis patients and increased mortality

  Univariate Multivariate
β p value β p value
Age 0.140 0.0418 0.149 0.0118
Female vs male 0.260 0.0001 0.233 0.0003
Dialysis vintage 0.038 0.5373 0.032 0.5999
Diabetes −0.013 0.8169 −0.017 0.7609
Cardiovascular disease −0.021 0.7035 −0.013 0.8069
Kt/V −0.034 0.6128 −0.025 0.7009
nPCR 0.019 0.7537   
Log-CRP 0.081 0.1635   
Total cholesterol −0.203 0.0010 −0.194 0.0011
Diastolic BP 0.032 0.6049   
Calcium (corrected) −0.044 0.4237   
Phosphorus −0.117 0.0391 −0.105 0.0575
Intact-PTH 0.019 0.7430   
Ferritin 0.010 0.8635   
TSAT −0.182 0.0023 −0.193 0.0004
GNRI −0.203 0.0007 −0.205 0.0004
  1. Multivariate analysis adjusted for the value for age, gender, dialysis vintage, presence of diabetes and cardiovascular disease, Kt/V, serum levels of total cholesterol and phosphorus, TSAT, and GNRI
  2. Abbreviations: nPCR normalized protein catabolic rate, BP blood pressure, CRP C-reactive protein, PTH parathyroid hormone, TAST transferrin saturation, GNRI geriatric nutritional risk index