Maternal anaemia · pregnant women
It is very uncertain whether summary of findings table ‐ Vitamin B12 supplementation changes maternal anaemia compared with placebo/no vitamin B12 supplementation (very low certainty).
1 finding from 1 review
Maternal anaemia · pregnant women
Vitamin A alone probably leads to lower maternal anaemia compared with placebo or no treatment (moderate certainty).
1 finding from 1 review
Anaemia · health: non‐randomised studies
It is very uncertain whether wheat flour or wheat flour products fortified with folic acid plus… changes anaemia compared with unfortified wheat flours or wheat flour products (not containing… (very low certainty).
1 finding from 1 review
RR 0.87 [0.68, 1.11]
657 participants
Very low
Anaemia · health outcomes
Wheat flour or wheat flour products fortified with folic acid plus… showed no clear difference in anaemia compared with unfortified wheat flours or wheat flour products (not containing… (low certainty).
1 finding from 1 review
Maternal anaemia at term (Hb less than 110 g/L at 37 weeks' gestation or more) (ALL) · Women receiving supplements in pregnancy
It is very uncertain whether any intermittent iron regimen (with or without other vitamins and… changes maternal anaemia at term (Hb less than 110 g/L at 37 weeks'… compared with daily regimen (with same vitamins and minerals)‐maternal outcomes (very low certainty).
1 finding from 1 review
Severe anaemia at any time during second and third trimester (Hb less than 70 g/L) · Women receiving supplements in pregnancy
1 finding from 1 review
Maternal iron‐deficiency anaemia at term (Hb less than 110 g/L and at least 1 additional laboratory indicators at 37 weeks' gestation or more) · Women receiving supplements in pregnancy
It is very uncertain whether any intermittent iron regimen (with or without other vitamins and… changes maternal iron‐deficiency anaemia at term (Hb less than 110 g/L and… compared with daily regimen (with same vitamins and minerals)‐maternal outcomes (very low certainty).
1 finding from 1 review
Anaemia · general population older than 2 years of age (including pregnant women), in Kenya and Mexico
It is very uncertain whether provision of maize flour or maize flour products fortified with iron… changes anaemia (defined as haemoglobin (Hb) below WHO cut‐off, adjusted for… compared with unfortified maize flours or maize flour products (very low certainty).
1 finding from 1 review
Intervention not reported
Maternal anaemia · Pregnant women
The intervention showed no clear difference in maternal anaemia (low certainty).
1 finding from 1 review
Anaemia · general population of all age groups (including pregnant women) from any country, over two years of age
Rice fortified with iron alone or in combination with other… may leads to lower anaemia (defined as haemoglobin below the WHO cut‐off, adjusted for… compared with unfortified rice (no micronutrients added) (low certainty).
1 finding from 1 review