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Table 6 Concordance of dichotomized test results between sites by qPCR system and between different qPCR platforms. The calculation of concordance between the two platforms is based on data from study 2

From: Technical validation of an RT-qPCR in vitro diagnostic test system for the determination of breast cancer molecular subtypes by quantification of ERBB2, ESR1, PGR and MKI67 mRNA levels from formalin-fixed paraffin-embedded breast tumor specimens

  ERBB2 ESR1 PGR MKI67
Versant kPCR AD 98.1 % 94.7 % 96.3 % 95.1 %
LightCycler 480 II 100.0 % 100.0 % 98.4 % 94.3 %
Between platforms 100.00 % 96.9 % 97.2 % 98.6 %