Table 2:
ESR1 copy number alterations by ER status
ER status | N | n (%) |
||
---|---|---|---|---|
AMP | Gain | Total | ||
ER+ | 82 | 3 (3.7) | 8 (9.8) | 11 (13.4)* |
ER− | 52 | 0.00 | 1 (1.9) | 1 (1.9) |
Total | 134 | 3 (2.2) | 9 (6.7) | 12 (9) |
Fisher’s exact test, p =0.0192
N= number of samples included in the cohort; n and (%)= count and percentage of samples with alterations for the indicated site, respectively.