Table 2.

Breast length measured from db-PET transaxial images

		Prototype aperture (mm)	Standard aperture (mm)	Difference (mm)
Group A	Left breast	103 ± 29	91 ± 27	11 ± 5
	Right breast	103 ± 36	90 ± 31	14 ± 10
Group B	Left breast	109 ± 40	96 ± 37	13 ± 6
	Right breast	105 ± 39	94 ± 38	11 ± 7