Survival and treatment outcomes according to CLL-CI. (A) OS from time of diagnosis. (B) TTFT from time of diagnosis, treating death as a competing risk. (C) EFS from time of diagnosis. (D) OS from time of diagnosis further stratified by CLL-IPI. (E) OS2 from time of first-line treatment. (F) EFS2 from time of first-line treatment. The x-axis in (B) and (D) differs from other panels.