Table 2 Physiological, signal-to-noise ratio, and all lesion SUV parameters
SUV parameters (mean ± SD) | Discovery 690 | Discovery MI | P value | Change (%) |
|---|---|---|---|---|
Signal-to-noise ratio | 10.9 ± 2.6 | 10.2 ± 2.2 | 0.53 | − 6 |
Liver SUVmean | 2.4 ± 0.5 | 2.2 ± 0.3 | *0.01 | − 10 |
Blood pool SUVmean | 1.8 ± 0.3 | 1.7 ± 0.3 | 0.22 | − 7 |
Primary lesions SUVmax | 10.9 ± 8.2 | 10.3 ± 7.1 | 0.29 | − 6 |
Primary lesions to blood pool SUVratio | 6.6 ± 5.2 | 6.3 ± 4.6 | 0.84 | − 5 |
Primary lesions to liver SUVratio | 5.0 ± 3.9 | 4.9 ± 3.5 | 0.84 | − 2 |
Lymph node SUVmax | 6.4 ± 5.5 | 7.0 ± 5.2 | *0.026 | 10 |
Lymph node to blood pool SUVratio | 3.8 ± 3.5 | 4.2 ± 3.0 | 0.11 | 12 |
Lymph node to liver SUVratio | 2.8 ± 2.6 | 3.2 ± 2.3 | *0.021 | 17 |