TABLE 4

Comparison of Simulated Planar and ETACT Data

Pinhole size (mm)ContrastCNR
PlanarETACTPlanarETACT
10.4020.4723.984.63
20.3450.4545.436.98
30.3000.4375.588.57
40.2550.3755.137.98
50.2140.2564.406.24
60.1650.2063.255.72