LBW (maternal anemia (Hb < 10 g/dL) vs. no anemia)COR = 2.0 (95% CI: 0.98–4.06, p = 0.05)AOR = 2.36 (95% CI: 1.08–5.18, p = 0.03)Overall morbidityCrude HR: 0.99 (95% CI: 0.86–1.14, = 0.93). Here, GSTM1 is linked to anemia (phenotype).