...a multivariable analysis using Cox proportional-hazards regression demonstrated that BCOR-Mut was associated with better OS (HR = 0.29; 95% CI: 0.092-0.93; P = 0.036), after adjusting for age, gender, metastasis and treatment….Survival analysis of MSKCC shows BCOR mutation is an independent predictor of ICIs treatment in GC, rather than a prognostic factor, and may be associated with better immune cell infiltration.