Table 1.

Composition and expected concentration (μg/L) of troponin T and I samples prepared in pooled serum and used in the comparison of assays.

Sample compositionHighMidLow
cTnIcTnTcTnIcTnTcTnIcTnT
Oxidized free cTnI41.4010.305.10
Reduced free cTnI41.4010.305.10
Ternary cTnT-I-C complex42.861.610.715.45.37.7
Binary cTnI-C complex (oxidized cTnI)41.4010.305.10
Binary cTnI-C complex (reduced cTnI)41.4010.305.10
Free cTnT045.001507.5
Binary cTnT-C complex045.001507.5
Binary cTnT-I complex (oxidized cTnI)20.830.05.27.52.63.7
Binary cTnT-I complex (reduced cTnI)20.830.05.27.52.63.7