Tumour PD-L1 Expression in Small-Cell Lung Cancer: A Systematic Review and Meta-Analysis.

Cells · 2020 · PMC7693331 · PMID 33142852

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showed a trendno p-value reported

The pooled HR of all studies was 0.86 (95% CI: 0.49–1.50, p = 0.5880) indicating that positive PD-L1 expression showed a trend towards longer OS in SCLC patients ( Figure 7 ).

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