Statistically conclusive or suggested result Inconclusive results Uncertain results Safety results

es-BC - HR positive - (neo)adjuvant (NA) breast cancer - HR positive es-BC - HR positive - (neo)adjuvant (NA)

es-BC - HR-positive - 1st line (L1) breast cancer - HR positive es-BC - HR-positive - 1st line (L1)

la/mBC - HR positive breast cancer - HR positive la/mBC - HR positive

versus capecitabine
palbociclib plus endocrine therapy vs. capecitabine 1 none---

la/mBC - HR positive - (neo)adjuvant (NA) breast cancer - HR positive la/mBC - HR positive la/mBC - HR positive - (neo)adjuvant (NA)

la/mBC - HR-positive - 1st line (L1) breast cancer - HR positive la/mBC - HR positive la/mBC - HR-positive - 1st line (L1)

versus aromatase inhibitor
abemaciclib plus aromatase inhibitor vs. aromatase inhibitor 1 none---
versus endocrine therapy
abemaciclib plus endocrine therapy vs. endocrine therapy 1 none---
palbociclib plus endocrine therapy vs. endocrine therapy 1 none---
versus letrozole
palbociclib plus letrozole vs. letrozole 2 none---
ribociclib plus letrozole vs. letrozole 1 none---

la/mBC - HR positive - L1 - PIK3CA mutant breast cancer - HR positive la/mBC - HR positive la/mBC - HR-positive - 1st line (L1) la/mBC - HR positive - L1 - PIK3CA mutant

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

versus endocrine therapy
ribociclib plus endocrine therapy vs. endocrine therapy 1 none---
versus fulvestrant
abemaciclib plus fulvestrant vs. fulvestrant 1 none---
dalpiciclib plus fulvestrant vs. fulvestrant 1 noneinconclusive results for: DOR; objective responses (ORR)

statistically conclusive 58 % decrease in progression or deaths (PFS) but the degree if certainty is unassessable

-
palbociclib plus fulvestrant vs. fulvestrant 2

statistically conclusive 54 % decrease in progression or deaths (PFS)

inconclusive results for: deaths (OS); CBR

suggested 2.9-fold increase in objective responses (ORR) but the degree if certainty is unassessable

-
ribociclib plus fulvestrant vs. fulvestrant 1 none---

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