CCRS. Prognostic models for (A) multivariate analysis parameters and assigned score for LFS; (B) The 2-year cumulative incidence of MN progression based on CCRS: 6.4% (95% CI, 3-11.4) for low-risk, 14.1% (95% CI, 7.9-22.2) for intermediate-risk, and 37.2% (95% CI, 19.8-54.7) for high-risk groups by the Gray test (P < .0001). (C) The number of patients within each category, cumulative MN events, and 2-year cumulative incidence.