HAMP and malaria: Likewise, hepcidin levels above the cut-off (2.406 ng/mL; OR 12.861, 95 % CI 3.082–53.668 ng/mL, p = 0.001) or median (1.842 ng/mL; OR 14.332, 95 % CI 2.754–74.582 ng/mL, p = 0.002) values were associated with severe malaria more frequently than with mild malaria (Fig. 1c).