Anaemia at the birth admission has been associated with higher caesarean section rates and adverse outcomes such as higher rates of postpartum haemorrhage (PPH), blood transfusion, and infant transfer to neonatal intensive care.[10] Anaemia in the first and second trimester of pregnancy has been associated with low birthweight and preterm birth,[11, 12] as have high Hb levels.[13]. Here, GSTM1 is linked to anemia (phenotype).