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FGFR1, 2 and 3 immunohistochemical expression in non‐small cell lung cancer
| FGFR1a | FGFR2a | FGFR3b | |
|---|---|---|---|
| N | 601 | 590 | 612 |
| Negative | 117 (19.5%) | 269 (45.6%) | 505 (82.5%) |
| Low | 267 (44.4%) | 166 (28.1%) | 87 (14.2%) |
| Medium | 153 (25.5%) | 79 (13.4%) | NA |
| High | 64 (10.6%) | 76 (12.9%) | 20 (3.3%) |
Negative <10%, low 10 < 50%, median 50 < 80%, high ≥80%.
Negative 0, low 1+, high 2+.
