Table 3

Effect of maternal smoking on fetal iron status assessed in cord blood at term

Cord bloodMaternal smoker
(n = 28)
Non-smoker
(n = 39)
Significance
(p)
Hb (g/l)168 (159–175)157 (139–171)0.024
(n = 27)(n = 25)
Iron (μmol/l)24.5 (19.0–27.5)27.0 (24.0–31.0)0.022
TIBC (μmol/l)45.0 (37.5–51.0)39.0 (33.0–47.0)0.066
Ferritin (μg/l)123 (80–171)190 (113–262)0.02
STfR (mg/l)9.3 (7.5–10.6)7.6 (5.6–10.6)0.06
TfR-F index4.1 (3.7–5.3)3.4 (2.6–4.5)0.0082
Gender (M:F)11:1722:170.26
Gestational age (wk)39 (38.5–40)39 (38–39)0.07
Birthweight (g)3318 (3182–3607)3350 (2977–3630)0.48
  • Results shown as median (interquartile range).