Study study type PathologyT1T0Patientssample sizesROB Results

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

versus Standard of Care (SoC)
atezolizumab plus nab-paclitaxel
IMpassion-130 (PDL1>1%), 2018
  NCT02425891
RCTmBC - TNBC - L1 - PDL1 positiveatezolizumab plus nab-paclitaxelplacebo plus nab-paclitaxelpatients with untreated metastatic triple-negative breast cancer treated with nab-paclitaxel, and PDL1 positive population (>1%)185 / 184low
conclusif
  • suggested 29 % decrease in deaths (OS) (PE)
  • demonstrated 38 % decrease in progression or deaths (PFS) (PE)
  • suggested 37 % decrease in PFS (extension)
atezolizumab plus paclitaxel
IMpassion-131 (PD-L1 > 1%), 2020
  NCT03125902
RCTmBC - TNBC - L1 - PDL1 positiveAtezolizumab plus paclitaxelplacebo plus paclitaxelPatients had metastatic or unresectable locally advanced measurable TNBC, had received no prior chemotherapy or targeted therapy for aTNBC and had completed any prior (neo)adjuvant chemotherapy for early breast cancer 12 months before being randomised to the trial.191 / 101NA
inconclusive
  • inconclusive 18 % decrease in progression or deaths (PFS) (PE)