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Visual intratumor homogeneous tumors have poorer prognosis than heterogeneous ones. Kaplan–Meier curves for 5-year recurrence free survival by original visual ITH (A) or epithelium visual ITH (B) from CBCS3 are shown along with hazard ratios (HRs) and CIs estimated from Cox proportional hazards regression (Referent group: visual intratumor heterogeneous group).
