deaths (OS)progression or deaths (PFS)RFS/DFS

la/mBC - HR-positive - 2nd line (L2) breast cancer - HR positive la/mBC - HR positive la/mBC - HR-positive - 2nd line (L2)

versus fulvestrant
alpelisib plus fulvestrant vs. fulvestrant 2 0.86 [0.64; 1.15], 1 RCT, I2=0%
inconclusive result
0.72 [0.56; 0.92], 2 RCTs, I2=21% conclusive
high degree of certainty
-

la/mBC - HR positive - L2 - all population breast cancer - HR positive la/mBC - HR positive la/mBC - HR-positive - 2nd line (L2) la/mBC - HR positive - L2 - all population

la/mBC - HR positive - L2 - PIK3CA mutant breast cancer - HR positive la/mBC - HR positive la/mBC - HR-positive - 2nd line (L2) la/mBC - HR positive - L2 - PIK3CA mutant