HMGCR and myopathy: Importantly, HLA-DRB1*11:01 has been significantly associated with anti-HMGCR positive myopathy [137,138], and the ORs for the presence of HLA-DRB1*11:01 in anti-HMGCR myopathy white or black patients, compared to controls, have been estimated to be ~25 and ~57, respectively [138].