PD-L1 positivity also exhibited better OS than those with PD-L1 negativity in the multivariate analysis, although the univariate analysis did not reach statistical significance ( P = 0.078), of which result might be confounded by the factors that included or excluded in the analyses for OS.
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Significance of druggable targets (PD-L1, KRAS, BRAF, PIK3CA, MSI, and HPV) on curatively resected esophageal squamous cell carcinoma.
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0.0780
0.0780