Table 3.
Changes in variables between baseline and week 2 within each group and between the two groups.
| Outcome measures | IV-iron group (n=16) | Control group (n=16) | P value |
|---|---|---|---|
| ΔIRLS score | −7.38±2.03 | −0.81±2.61 | 0.000 |
| ΔSF (μg/L) | 227.63±77.64 | −2.09±19.66 | 0.000 |
| ΔTSAT (%) | 26.06±7.77 | −0.58±2.47 | 0.000 |
| ΔHb (g/L) | 13.98±3.62 | 0.28±3.82 | 0.000 |
| ΔCr (μmol/L) | 11.43±62.37 | 5.63±37.6 | 0.75 |
| ΔUrea (mmol/L) | 0.50±1.02 | 0.04±0.53 | 0.13 |
| ΔIPTH (ng/L) | −0.53±54.27 | −13.01±50.89 | 0.52 |
| ΔKt/V | 0.017±0.001 | 0.017±0.001 | 0.43 |
| ΔSCa(mmol/L) | 0.03±0.30 | 0.07±0.24 | 0.50 |
| ΔSP(mmol/L) | 0.09±0.20 | −0.008±0.22 | 0.11 |
IRLS – international RLS study group rating scale for severity; SF – serum ferritin; TSAT – transferrin saturation; Hb – hemoglobin; Cr – creatinine; IPTH – intact parathyroid hormone; Kt/V – the index of urea clearance; SCa – serum calcium; SP – serum phosphorus; Δ – difference of mean score between baseline and week 2.