Table 4.
Multivariate linear regression analysis of the factors associated with differences in the ERI.
| Variables | Β | SE | β | p |
|---|---|---|---|---|
| Dialyzer type | − 6.55 | 2.38 | − 0.38 | 0.009 |
| Age | − 0.08 | 0.08 | − 0.13 | 0.340 |
| Sex | − 1.27 | 2.56 | − 0.07 | 0.624 |
| Dialysis vintage | − 0.04 | 0.03 | − 0.22 | 0.127 |
| Change (Δ) of hs-CRP | 2.67 | 1.22 | 0.29 | 0.034 |
| Use of parenteral iron agents | − 8.41 | 2.91 | − 0.40 | 0.006 |
The reference dialyzer is high-flux dialyzer and sex is male. Values in bold indicate statistically significant results.
ERI, erythropoietin resistance index; hs-CRP, high-sensitivity C-reactive protein.