TABLE 2.
Summary of statistical relationships between iron concentrations and disease severity (FEV1%)
| n | Spearman rank coefficient |
Sig. (two-tailed) |
|
|---|---|---|---|
| Total iron | 24 | −0.48 | 0.018 |
| Fe(III) | 24 | −0.21 | 0.316 |
| Fe(II) | 24 | −0.56 | 0.004 |
| Fe(II) % | 24 | −0.36 | 0.083 |
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