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Breakdown of matched data characterizing PD-L1 TPS into three categories in primary tumor, LN or distant metastasis samples from the same patient.
| LN/Metastasis TPS, n | ||||
|---|---|---|---|---|
| Primary tumor TPS | <1% | 1–49% | ≥50% | Total, n |
| <1% | 8 | 3 | 3 | 14 |
| 1–49% | 3 | 1 | 0 | 4 |
| ≥50% | 1 | 7 | 2 | 10 |
| Total, n | 12 | 11 | 5 | 28 |
LN, lymph node metastasis; TPS, tumor proportion score.
