Kaplan-Meier curve of time to next treatment and overall survival in patients with iMCD treated with BCD regimen. (A) Time to next treatment in severe vs. nonsevere group. (B) Time to next treatment in iMCD-TAFRO vs iMCD-NOS group. (C) Kaplan-Meier curve of overall survival in severe vs. nonsevere group. (D) Kaplan-Meier curve of overall survival in iMCD-TAFRO vs iMCD-NOS group.