Kaplan–Meier estimates for (A) median OS after diagnosis of BM according to GI-GPA, (B) median OS after diagnosis of BM according to GPA, (C) median BMFS according to primary tumor side (PTS), (D) median OS from diagnosis of CRC according to PTS, (E) median OS from diagnosis of metastatic CRC (mCRC) according to PTS, (F) median OS from diagnosis of BM according to PTS.
BM, brain metastases; BMFS, brain metastases-free survival; CRC, colorectal cancer; GI-GPA, graded prognostic assessment of gastrointestinal cancer; GPA, graded prognostic assessment; OS, overall survival.