Table 2

Geometric mean percentage change in Ki-67 expression from baseline at 2 and 12 weeks

Anastrozole (n = 86)Tamoxifen (n = 88)Combination (n = 85)
Baseline to 2 weeks
    n565646
    Geometric mean−76.0−59.5−63.9
    95% CI
−81.9 to −68.2
−68.5 to −47.9
−73.3 to −51.4
Baseline to 12 weeks
    n808174
    Geometric mean−81.6−61.9−61.1
    95% CI−86.5 to −74.8−69.6 to −52.2−69.3 to −50.8