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Time-dependent changes in the model-adjusted means of breast tissue components measured by MRI in premenopausal women treated with isoflavones (n=97) or placebo (n=97) after mean treatment periods of 1.2 and 2.2 years. These estimates using model 4 (Table 3) were for square root transformed outcomes. FGBT, fibroglandular breast tissue in cc, FGBT%, FGBT as percent of total breast, and FBT, fatty breast tissue in cc.
