Data on gestational weight during enrollment or pregnancy follow-up were available for all participants, data on anemia during pregnancy were available for 99% of participants, and data for an analysis of Hb and MUAC at 28.00–33.99 gw adjusted for the timing of measurement and enrollment value were available for 92% and 93% of participants, respectively (Figure 1). Here, GSTM1 is linked to anemia (phenotype).