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Scoring of fibroblast‐activating protein (FAP) expression in tumor cells
| % Positive | ||||
|---|---|---|---|---|
| Tumor cells | 0 (0%) | 1 (1–10%) | 2 (11–50%) | 3 (> 50%) |
| 0 (Negative) | Score 0 (246) | ‐ | ‐ | ‐ |
| 1 (Weak) | ‐ | Score 2 (34) | Score 3 (4) | Score 4 (1) |
| 2 (Moderate) | ‐ | Score 3 (10) | Score 4 (24) | Score 5 (6) |
| 3 (Strong) | ‐ | Score 4 (2) | Score 5 (8) | Score 6 (9) |
