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. 2017 Apr 15;9:249–256. doi: 10.2147/BCTT.S125745

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.