Table 2

Effect of maternal iron depletion (ferritin <10 μg/l) on fetal iron status assessed in cord blood at term

Cord bloodIron replete (n = 41)Iron depleted (n = 26)Significance (p)
Hb (g/l)168 (156–176)156 (144–168)0.048
(n = 30)(n = 22)
Iron (μmol/l)26.5 (23.0–30.5)26.5 (22.0–29.0)0.78
TIBC (μmol/l)39.0 (34.0–48.0)45.0 (39.0–48.7)0.45
Ferritin (μg/l)171 (121–259)113 (71–191)0.026
STfR (mg/l)9.4 (6.7–10.8)7.5 (6.1–9.4)0.12
TfR-F index3.8 (3.1–5.1)3.7 (2.8–4.4)0.42
Gender (male:female)23:1810:160.25
Gestational age (wk)39 (38–40)39 (38–40)0.61
Birthweight (g)3374 (3090–3680)3282 (3030–3600)0.48
  • Results shown as median (interquartile range).