Table 1.

CV and ICC for RIA, ELISA, and LC-MS/MS methods

Estrogens and estrogen metabolitesPremenopausal womenPostmenopausal women
ICC (%)CV (%)ICC (%)CV (%)
E1
    RIA98.49.495.217.8
    LC-MS/MS99.92.099.83.2
E2
    RIA96.712.698.511.8
    LC-MS/MS99.92.199.84.9
E3
    RIA98.610.497.714.0
    LC-MS/MS99.91.999.92.9
2-OHE1
    ELISA97.213.597.911.5
    LC-MS/MS99.92.599.63.9
16α-OHE1
    ELISA98.79.198.214.2
    LC-MS/MS99.65.199.89.4