SMARCA4 and non-small cell lung carcinoma: This ICI treatment analysis compared patients with SMARCA4 WT (N = 1069) vs. SMARCA4 NSCLC mutations in four categories: (a) homozygous truncated (N = 38), (b) homozygous nontruncated (N = 41), (c) heterozygous truncated (N = 5), and (d) heterozygous nontruncated (N = 23).