Table 3.
Selected variables by using variable selection
| Variable | Estimate | P value | Lower 95% confidence interval | Upper 95% confidence interval |
|---|---|---|---|---|
| Ferric citrate hydrate dose (28-wk mean) | 60.58 | <0.001 | 45.37 | 75.79 |
| ESA change (28–0 wk) | −0.01 | 0.001 | −0.02 | −0.01 |
| Age | 2.08 | 0.009 | 0.54 | 3.62 |
| Ferritin (0 wk) | 0.16 | 0.15 | −0.06 | 0.37 |
ESA, erythropoietin-stimulating agent.