Table 1.
Haematological parameters and content of trace elements in blood serum of children with IDA.
| Parameter | Reference values | I group with IDA (n = 30) |
II group with IDA (n = 48) |
Comparison group (n = 25) |
|
|---|---|---|---|---|---|
| Mean [27, 28] | −2 SD [27, 28] | ||||
| Haemoglobin (g/L) | 120 | 105 | 90.23 ± 11.09 | 89.79 ± 1.23 | 119.15 ± 2.41 |
| Haematocrit (L/L) | 0.36 | 0.33 | 0.279 ± 0.029 | 0.301 ± 0.004 | 0.3442 ± 0.006 |
| RBC (×1012 cells/L) | 4.5 | 3.7 | 4.41 ± 0.65 | 3.58 ± 0.05 | 4.07 ± 0.12 |
| Rtc (Ğ) | 10 [28] | — | — | 5.5 ± 0.87 | 7.86 ± 0.98 |
| MCV (fL) | 78 | 70 | 64.3 ± 9.87 | 74.66 ± 1.08 | 82.52 ± 1.17 |
| MCH (pg) | 27 | 23 | 20.93 ± 4.17 | 24.77 ± 0.39 | 29.82 ± 0.56 |
| MCHC (g/L) | 330 | 300 | 322.67 ± 18.16 | 323.47 ± 4.34 | 365.17 ± 3.6 |
| RDW (%) | 1.5–15 [29] | 15.58 ± 1.56 | — | — | |
| Iron (μmol/L) | 8.0–24.0 [30] | 4.43 ± 1.21 | 9.23 ± 0.86 | 22.92 ± 1.83 | |
| Zinc (μmol/L) | 11.1–19.5 [5, 31] | 11.22 ± 4.40 | 11.02 ± 1.79 | 17.96 ± 1.06 | |
| Copper (μmol/L) | 11.0–24.0 [6, 32] | 11.81 ± 4.39 | 23.80 ± 0.76 | 16.50 ± 0.71 | |
| Chromium (μmol/L) | 0.95–9.5 [33] | 0.83 ± 0.69 | — | — | |
| Cobalt (μmol/L × 10−3) | 0.00–15.25 [34] | — | 5.74 ± 0.76 | 9.16 ± 0.61 | |
| Nickel (μmol/L × 10−3) | 1.70–10.22 [35] | — | 8.99 ± 0.868 | 14.35 ± 1.09 | |