Circulating tumor cell number and endocrine therapy index in ER positive metastatic breast cancer patients
Paoletti C, Regan MM, Niman SM, Dolce EM, Darga EP, Liu MC, Marcom PK, Hart LL, Smith JW, Tedesco KL, Amir E, Krop IE, DeMichele AM, Goodwin PJ, Block M, Aung K, Brown ME, McCormack RT, Hayes DF. Circulating tumor cell number and endocrine therapy index in ER positive metastatic breast cancer patients. Npj Breast Cancer 2021, 7: 77. PMID: 34117261, PMCID: PMC8196036, DOI: 10.1038/s41523-021-00281-1.Peer-Reviewed Original ResearchMetastatic breast cancerProgression-free survivalER-positive metastatic breast cancerHER2-negative metastatic breast cancerWorse progression-free survivalWhole bloodTherapy indexExact testPositive metastatic breast cancer patientsMedian progression-free survivalMetastatic breast cancer patientsHuman epidermal growth factor receptorMulti-institutional clinical trialsGroup of patientsBreast cancer patientsSerial time pointsFisher's exact testTumor cell numberEpidermal growth factor receptorElevated CTCsGrowth factor receptorPrimary endpointClinical outcomesCancer patientsClinical trials