Research Article

Comparison of Imaging Characteristics of 124I PET for Determination of Optimal Energy Window on the Siemens Inveon PET

Table 2

Prompt gamma coincidence fraction (PGF) at different energy window settings.

Energy window (keV)PGF

350~5500.03
350~6000.13
350~6250.19
350~6500.24
350~6750.26
350~7000.27
350~7250.29
350~7500.31
350~7750.32
350~8000.33
400~5900.02