Table 1 Biochemical parameters in study population according to anemia and iron status
From: Association between iron status and thyroid function in Nepalese children
Variables | Total | Anemia status | Iron status | ||||
|---|---|---|---|---|---|---|---|
Anemic | Non-anemic | P value | Iron deficient | Iron sufficient | P value | ||
N = 227 | N = 80 | N = 147 | N = 99 | N = 128 | |||
UIE (μg/L) | 222 (121; 296) | 225 (112.7; 303.5) | 222 (125; 281) | 0.788 | 228 (133; 307) | 220 (119.5; 291) | 0.428 |
Hemoglobin (gm/dl) | 12.2 ± 1.9 | 10.3 ± 1.0 | 13.3 ± 1.3 | <0.001 | 11.6 ± 1.8 | 12.7 ± 1.7 | <0.001 |
Serum iron (μg/dl) | 70.5 ± 35.4 | 55.4 ± 21.8 | 78.8 ± 38.6 | <0.001 | 39.6 ± 12.9 | 94.4 ± 28.1 | <0.001 |
TIBC (μg/dl) | 382.8 ± 89.5 | 414.6 ± 81.5 | 365.4 ± 89.2 | <0.001 | 433.2 ± 81.9 | 343.8 ± 74.8 | <0.001 |
Transferrin saturation (%) | 20.1 ± 12.6 | 14.2 ± 7.6 | 23.4 ± 13.6 | <0.001 | 9.2 ± 2.5 | 28.6 ± 10.7 | <0.001 |
Free T3 (pg/ml) | 2.7 ± 0.8 | 2.6 ± 0.9 | 2.8 ± 0.7 | 0.13 | 2.6 ± 0.8 | 2.9 ± 0.7 | 0.003 |
Free T4 (ng/dl) | 1.2 ± 0.4 | 1.2 ± 0.5 | 1.2 ± 0.4 | 0.526 | 1.2 ± 0.5 | 1.2 ± 0.4 | 0.531 |
TSH (mIU/L) | 4.0 (2; 6) | 5.0 (3; 8) | 3.0 (2; 5) | <0.001 | 4.0 (3; 7) | 4.0 (2; 6) | 0.05 |