Table 1.
Mean Hb, ferritin, and sTfR concentrations and prevalence of anemia, iron deficiency, and iron deficient erythropoiesis in PSC by residency.
| Variable | Urban | Rural | p | Total Population | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | Arithmetic Mean | Geometric Mean | % | N | Arithmetic Mean | Geometric Mean | % | N | Arithmetic Mean | Geometric Mean | % | ||
| Hb g/L | 348 | 104.6 | – | – | 387 | 85.0 | – | – | <0.001 | 735 | 94.3 | – | – |
| Hb < 70 g/L | 348 | – | – | 2.6 | 387 | – | – | 17.8 | <0.001 | 735 | – | – | 10.6 |
| Hb ≥ 70, <110 g/L | 348 | – | – | 53.7 | 387 | – | – | 74.4 | <0.001 | 735 | – | – | 64.6 |
| Hb ≥ 110 g/L | 348 | – | – | 43.7 | 387 | – | – | 7.8 | <0.001 | 735 | – | – | 24.8 |
| Ferritin μg/L a | 335 | 38.3 | 29.3 | – | 390 | 59.5 | 45.3 | – | <0.001 | 725 | 49.7 | 34.7 | – |
| Ferritin < 12 µg/L a | 335 | – | – | 22.1 | 390 | – | – | 6.9 | <0.001 | 725 | – | – | 13.9 |
| sTfR mg/L | 335 | 5.1 | 4.6 | – | 390 | 10.6 | 9.0 | – | <0.001 | 725 | 8.1 | 6.3 | – |
| sTfR > 8.3 mg/L | 335 | – | – | 10.7 | 390 | – | – | 8.7 | ns b | 725 | – | – | 9.7 |
a Ferritin adjusted according to [14]; b Not significant.