Table 2.
Biological and toxicological parameters of children in the two study sites in term of gender.
| CMA | CG | Test value; p value for TP |
|||||
|---|---|---|---|---|---|---|---|
| Mean ± SD or % |
Mean ± SD or % |
||||||
| Gender (N) | M (9) | F (21) | TP (30) | M (23) | F (37) | TP (60) | |
|
RBCs(10^6/uL) |
5 ± 0.2 | 4.9 ± 0.3 | 4.9 ± 0.3 | 4.8 ± 0.2 | 4.8 ± 0.4 | 4.8 ± 0.4 | t = 1.195; p = 0.235 |
| p = 0.315 | p = 0.880 | ||||||
| HBG (g/dL) | 13 ± 0.7 | 12.7 ± 1.2 | 12.8 ± 1.1 | 12.7 ± 0.9 | 12.5 ± 1.2 | 12.6 ± 1.1 | t = 1.132; p = 0.261 |
| p = 0.432 | p = 0.537 | ||||||
| HCT (%) | 38.4 ± 2.05 | 37.8 ± 2.7 | 38 ± 2.5 | 37.9 ± 2.2 | 37.7 ± 2.6 | 37.8 ± 2.5 | t = 0.328; p = 0.743 |
| p = 0.529 | p = 0.814 | ||||||
| MCV (Fl) | 76.6 ± 4.3 | 77.2 ± 6.3 | 77 ± 5.7 | 78.3 ± 2.8 | 77.9 ± 7.1 | 78.1 ± 5.8 | t = − 0.805; p = 0.424 |
| p = 0.746 | p = 0.828 | ||||||
| MCHC (g/dL) | 33.9 ± 0.8 | 33.6 ± 1.5 | 33.8 ± 1.4 | 33.4 ± 0.9 | 30 ± 1.5 | 33.2 ± 1.3 | t = 1.937; p = 0.056 |
| p = 0.613 | p = 0.212 | ||||||
| Serum ferritin (ng/mL) Median (IQR) | 19 (13–37.35) |
27 (16.5–38) |
25.5 (14.7–38) |
21 (14–31) |
24 (16–37) |
24 (16–34) |
U = 886.00; p = 0.905 |
| p = 0.571 | p = 0.442 | ||||||
| TSC (%) | 20.1 ± 10.8 | 18.9 ± 11.3 | 19.2 ± 10.9 | 19.6 ± 11.5 | 16.6 ± 10.7 | 17.8 ± 11.1 | t = 0.569; p = 0.572 |
| p = 0.776 | p = 0.310 | ||||||
| Anemia | 0 % | 14.3 % | 10 % | 13 % | 10.8 % | 11.7 % | X2 = 0.056; p = 0.813 |
| p = 0.232 | p = 0.793 | ||||||
| Iron deficiency | 33.3 % | 19 % | 23.3 % | 26.1 % | 18.9 % | 21.7 % | X2 = 0.032; p = 0.858 |
| p = 0.397 | p = 0.512 | ||||||
| BLLs (µg/dL) | 3.5 ± 1.0 | 3.5 ± 1.3 | 3.5 ± 1.2 | 2.3 ± 0.7 | 2.3 ± 1.05 | 2.3 ± 0.9 | t = 4.699; p < 0.001*** |
| p = 0.969 | p = 0.995 | ||||||
| Pb by cut-off value ≥ 5 µg/dL | 11.1 % | 14.3 % | 13.3 % | 0 % | 5.4 % | 3.3 % | X2 = 3.214; p = 0.073 |
| p = 0.815 | p = 0.257 | ||||||
*** The correlation is significant at the 0.001 level (two-tailed). TP: total population, RBCs: Red blood cells. IQR: Interquartile range.