Regardless of the cancer type, patients in the SWI/SNF-mutant group showed higher ORR (3.32% vs. 0.43%, p = 0.0002) and DCR (80.07% vs. 65.57%, p < 0.0001) values than their counterparts in the SWI/SNF-non-mutant group. The gene discussed is SMARCA1; the disease is cancer.