deaths (OS)

la/mBC - HER2 positive - 2nd Line (L2) breast cancer - HER2-positive la/mBC - HER2 positive la/mBC - HER2 positive - 2nd Line (L2)

versus lapatinib plus capecitabine
neratinib plus capecitabine vs. lapatinib plus capecitabine 2 -569 [-1868; 730] /10000
43/51 vs. 45/50
versus placebo
neratinib vs. placebo 1 -
versus trastuzumab plus capecitabine
tucatinib plus trastuzumab plus capecitabine vs. trastuzumab plus capecitabine 2 -1037 [-1854; -221] /10000
130/410 vs. 85/202