| Parameters | Correlation coefficient | Age |
| Serum iron | Pearson correlation | 0.090 |
| P value | 0.398 | |
| Serum ferritin | Pearson correlation | 0.137 |
| P value | 0.197 | |
| TIBC | Pearson correlation | 0.178 |
| P value | 0.094 |