TG and malaria: However, the mean concentration levels of RBP4 and Tg were high in healthy children (RBP4 M = 0.83 μmol/L, Tg M =20.91 μg/L) compared to those that were infected with malaria (RBP4 M = 0.82 μmol/L, Tg M = 19.98 μg/L), but their difference was not statistically significant.