Table 2. Histopathological grading, EGFR-testing and EGFR-positivity in patients with AC.
Grade | All AC patients (n=443) | EGFR tested (n=265) | EGFR-positive (n=44) |
---|---|---|---|
G1 | 38 (8.6%) | 29 (10.9%) | 9 (20.5%) |
G2 | 97 (21.9%) | 55 (20.8%) | 15 (34.1%) |
G3 | 248 (56.0%) | 146 (55.1%) | 12 (27.3%) |
No grade given | 50 (11.3%) | 28 (10.6%) | 4 (9.1 %) |
Adenosquamous | 10 (2.3%) | 7 (2.6%) | 4 (9.1%) |