Document Classification

Section Type: RESULTS

Text: Mean changes in Ki67 with anastrozole and gefitinib versus anastrozole alone were -77. 4 % and -83. 6 %, respectively, between baseline and 16 weeks (geometric mean ratio = 1. 37 ; 95 % CI, 0. 79 to 2. 39 ; P =. 26), -80. 1 % and -71. 3 % between baseline and 2 weeks (geometric mean ratio = 0. 70 ; 95 % CI, 0. 39 to 1. 25 ; P =. 22) and -19. 3 % and -43 % (geometric mean ratio = 1. 42 ; 95 % CI, 0. 86 to 2. 35 ; P =. 16) between 2 and 16 weeks.