Analytical Study of the Effect of the System Geometry on Photon Sensitivity and Depth of Interaction of Positron Emission Mammography

Table 3

Mis-positioning of the photon interaction point due to the DOI effect at center and edge (80 mm) of the FOV.

Configuration	FOV (mm)	Mis-positioning center FOV (mm)		Mis-positioning edge FOV (mm)
		Averaged	Maximum	Averaged	Maximum
	200	2.9	8.1	1.9	5.8
Dual detector	100	4.0	9.4	2.6	6.7
	50	4.6	9.8	3.0	7.0
	25	4.8	10.0	3.1	7.1
Box detector	200	3.8	8.1	4.1	9.7
Hexagon detector	200	5.0	7.5	2.9	9.2
Octagon detector	200	4.7	7.3	2.5	9.3
Dodecagon detector	200	4.4	7.2	1.7	9.3