International Journal of Breast Cancer / 2018 / Article / Tab 2

Research Article

Practical Consequences Resulting from the Analysis of a 21-Multigene Array in the Interdisciplinary Conference of a Breast Cancer Center

Table 2

Immunoreactive score (IRS) of oestrogen and progesterone receptor (ER and PR) and index of Ki67 (%).

n

IRS Score ER
0 negative0
1 – 3 weakly positive1
4 – 6 moderately positive4
8 – 12 strongly positive45

IRS Score PR
0 negative2
1 – 3 weakly positive3
4 – 6 moderately positive5
8 – 12 strongly positive40

Ki67-Index
Ki67-Index <14%28
Ki67-Index >14%22