DROSHA and Miyoshi myopathy: To further screen out the RBPs with the greatest prognostic value, a multiple stepwise Cox regression was conducted to investigate their impact, and eight hub RBPs, HNRNPC, RPLP2, SNRPB, EXOSC8, RARS2, MRPS31, ZC3H6, and DROSHA were selected to construct the risk model in MM patients (Figure 3A).