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Comparison of PD-L1 status between primary EOC and corresponding peritoneal metastases.
| Primary tumor | Paired peritoneal metastases | p value | ||
|---|---|---|---|---|
| Positive | Negative | Total (%) | ||
| PD-L1 | ||||
| Positive | 43 | 20 | 63 (32.5) | < 0.0001 |
| Negative | 46 | 85 | 131 (67.5) | |
| Total (%) | 89 (45.9) | 105 (54.1) | 194 (100.0) | |
