Table 2.

Geometric means of volumetric mammographic measures stratified by manufacturer model

Geometric mean (95% CI), age and BMI adjusted
ManufacturerModelNAge, mean (SD)BMI, mean (SD)Total breast volume (cm3)Absolute dense volume (cm3)Percent dense volume (%)
GESenograph Essential 53.4015,92655.0 (9.6)26.0 (4.4)729 (724–733)57.0 (56.6–57.4)7.8 (7.8–7.9)
Senograph Essential 53.10.1039755.2 (9.6)25.4 (4.1)751 (723–781)60.6 (58.1–63.3)8.1 (7.8–8.4)
Senograph DS 53.402,74352.8 (9.6)22.8 (2.5)499 (492–506)44.3 (43.6–45.1)8.9 (8.8–9.0)
PhilipsMammoDiagnost DR80955.8 (9.7)25.3 (4.1)732 (713–752)56.9 (55.2–58.6)7.8 (7.6–8.0)
L3014,92955.2 (10.1)25.1 (4.1)744 (740–749)58.1 (57.7–58.5)7.8 (7.8–7.9)
SectraL306,29855.1 (9.4)25.4 (4.2)766 (758–773)61.3 (60.7–62.0)8.0 (7.9–8.1)

NOTE: Age- and BMI-adjusted geometric means of volumetric mammographic measures per manufacturer model. All mammographic measures were derived from the mediolateral oblique view.