Table 5.
Correlation of different hematological parameters, serum iron and ferritin levels in relation to blood lead, copper and zinc.
| Hematological parameters | Blood lead level r-value (p-value) |
Copper r-value (p-value) |
Zinc r value (p-value) |
|---|---|---|---|
| RBC (×106 mm3) | 0.118 (0.37) | 0.264* (0.04) | 0.015 (0.90) |
| Hb (g/dl) | -0.461** (0.00) | -0.159 (0.22) | 0.324* (0.01) |
| Hct | -0.484** (0.00) | -0.209 (0.11) | 0.305* (0.01) |
| MCV(μ3) | -0.267* (0.03) | -0.177 (0.17) | 0.248 (0.05) |
| MCH | -0.381** (0.00) | -0.156 (0.23) | 0.308* (0.01) |
| MCHC | -0.155 (0.23) | -0.020 (0.87) | 0.120 (0.36) |
| RDW | 0.458** (0.00) | 0.238 (0.06) | -0.266* (0.04) |
| Ferritin (ng/ml) | -0.552** (0.00) | -0.257* (0.04) | 0.314* (0.01) |
| Fe (μg/dl) | -0.470** (0.00) | -0.136 (0.30) | 0.186 (0.15) |
* p = < 0.05
** p = 0.00
r = correlation coefficient