| Parameter | Study groups | Mean difference | P value | |
| Serum iron | Control | Dialysis & transfusion | −168.36 | 0.000 |
| Dialysis & no transfusion | 60.10 | 0.001 | ||
| Dialysis & transfusion | Dialysis & no transfusion | 228.47 | 0.000 | |
| Serum ferritin | Control | Dialysis & transfusion | −67.85 | 0.000 |
| Dialysis & no transfusion | 23.69 | 0.068 | ||
| Dialysis & transfusion | Dialysis & no transfusion | 94.54 | 0.000 | |
| TIBC | Control | Dialysis & transfusion | 125.10 | 0.769 |
| Dialysis & no transfusion | −907.07 | 0.000 | ||
| Dialysis & transfusion | Dialysis & no transfusion | −1032.17 | 0.000 | |