EGFR and non-small cell lung carcinoma: For EGFR-positive NSCLC, the proportions were 22.50% (LAG-3+/CD8+), 17.50% (LAG-3-/CD8-), 10.00% (LAG-3+/CD8-), and 50.00% (LAG-3-/CD8+) (Figure 4B).