Univariate analyses showed that hepcidin concentrations were negatively correlated with MCV and MCH levels in the SCD group (Pearson correlation r2 = 0.1502, p = 0.0007 and r2 = 0.0167, p = 0.0005, respectively, Figures 2 and 3). Here, HAMP is linked to Schnyder corneal dystrophy.