Table 3 Integral uniformity (in %) for each collimator and energy window for 177Lu, for unprocessed and uniformity-corrected images
From: Characterisation of a hand-held CZT-based gamma camera for 177Lu imaging
Central FOV (14×14 pixels) | Full FOV (16×16 pixels) | ||||||
|---|---|---|---|---|---|---|---|
55 keV | 113 keV | 208 keV | 55 keV | 113 keV | 208 keV | ||
MEGP | 19.0 | 11.1 | 12.7 | 26.1 | 23.2 | 26.6 | |
Without | LEHR | 15.2 | 11.3 | 19.5 | 28.8 | 27.4 | 35.2 |
correction | LEHS | 15.2 | 11.3 | 14.4 | 28.0 | 27.5 | 32.8 |
OPEN* | 22.4 | 13.5 | 16.5 | 32.5 | 28.4 | 32.3 | |
MEGP | 2.7 | 2.5 | 2.6 | 2.7 | 3.0 | 3.3 | |
With | LEHR | 2.9 | 2.5 | 2.4 | 3.5 | 3.8 | 3.4 |
correction | LEHS | 1.8 | 1.5 | 2.5 | 2.9 | 2.5 | 3.1 |
OPEN* | 1.1 | 0.9 | 1.5 | 1.2 | 1.0 | 1.5 | |