Table 2

Comparison of CYP2C19*2, *3 and *17 genotype results obtained with the three methods

Genotype resultsGMEX systemLaboratory-based genotypingSanger sequencingKappa statistic
GG191 (46.81%)191 (46.81%)191 (46.81%)1.000*
CYP2C19*2GA176 (43.14%)176 (43.14%)176 (43.14%)
AA41 (10.05%)41 (10.05%)41 (10.05%)
GG363 (88.97%)363 (88.97%)363 (88.97%)
CYP2C19*3GA45 (11.03%)45 (11.03%)45 (11.03%)
AA000
CC399 (97.79%)399 (97.79%)399 (97.79%)
CYP2C19*17CT9 (2.21%)9 (2.21%)9 (2.21%)
TT000
  • Sanger sequencing and laboratory-based genotyping versus Sanger sequencing.

  • *GMEX system vs laboratory-based genotyping and GMEX system.