Table 1.
Descriptive data concerning the concentrations of TAM and its metabolites (ng/mL)
TAM and its metabolites (N=133) | Mean±SD | Median (IQR) | Min–max |
---|---|---|---|
TAM (ng/mL) | 406.7±14.9 | 374.7 (230.2) | 82.5–984.2 |
NDMT (ng/mL) | 1,149.7±486.7 | 1,064.9 (599.6) | 80.8–2,543.8 |
END (ng/mL) | 68.5±4.6 | 54.5 (52.5) | 2.3–443.8 |
4OHT (ng/mL) | 5.8±0.3 | 5.0 (3.1) | 2.1–21.7 |
Abbreviations: 4OHT, 4-hydroxytamoxifen; END, endoxifen; IQR, interquartile range; NDMT, N-desmethyl tamoxifen; SD, standard deviation; TAM, tamoxifen.