Table 5 Change in drug administration during this study
| Â | Pre | 1 year | 2 years | 3 years |
|---|---|---|---|---|
Number of patients | ||||
 NV group | 15 | 15 | 15 | 15 |
 PS group | 15 | 15 | 15 | 15 |
Dose of ESA (IU/week) | ||||
 NV group | 2115 ± 1691* | 2591 ± 1541 | 2760 ± 2095* | 2267 ± 2492* |
 PS group | 4611 ± 3218 | 5236 ± 3459 | 5346 ± 4093 | 5156 ± 4101 |
Dose of iron drug (mg/week) | ||||
 NV group | 18 ± 20 | 11 ± 13 | 15 ± 18 | 5 ± 10* |
 PS group | 23 ± 18 | 15 ± 10 | 15 ± 13 | 18 ± 20 |