Statistically conclusive or suggested result Inconclusive results Uncertain results Safety results

mBC - Triple negative (TNBC) - 1st Line (L1) breast cancer - triple negative mBC - Triple negative (TNBC) - 1st Line (L1)

mBC - TNBC - L1 - all population breast cancer - triple negative mBC - Triple negative (TNBC) - 1st Line (L1) mBC - TNBC - L1 - all population

versus placebo plus SoC
pembrolizumab plus SoC vs. placebo plus SoC 1 noneinconclusive results for: deaths (OS); objective responses (ORR); AE (any grade); AE (grade 3-4); TRAE (any grade); TRAE (grade 3-4); TRAE leading to death (grade 5); Alopecia TRAE (grade 3-4); Anaemia TRAE (grade 3-4); Colitis TRAE (grade 3-4); Fatigue TRAE (grade 3-4); Hyperthyroidism TRAE (grade 3-4); Hypothyroidism TRAE (grade 3-4); Increased ALT TRAE (grade 3-4); Leucopenia TRAE (grade 3-4); Nausea TRAE (grade 3-4); Neutropenia TRAE (grade 3-4); Pneumonitis TRAE (grade 3-4); Severe skin reaction TRAE (grade 3-4)

suggested 18 % decrease in progression or deaths (PFS) but the degree if certainty is unassessable

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mBC - TNBC - L1 - PDL1 positive breast cancer - triple negative mBC - Triple negative (TNBC) - 1st Line (L1) mBC - TNBC - L1 - PDL1 positive

versus placebo plus SoC
pembrolizumab plus SoC vs. placebo plus SoC 2

statistically conclusive 18 % decrease in deaths (OS)

statistically conclusive 28 % decrease in progression or deaths (PFS)

suggested 39 % increase in objective responses (ORR)

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