Semiquantitative Analysis of Uptake Intensity (SUVmax) in Cases Demonstrating Uptake of Both Tracers in Metastases
Group | MIB-1/Ki-67 index | 68Ga-DOTATATE mean SUVmax | 18F-FDG mean SUVmax | 68Ga-DOTATATE–to–18F-FDG uptake ratio |
I | 1%–5% | 43.5 | 3.66 | 11.89 |
II | 6%–10% | 38.90 | 3.98 | 9.77 |
III | 11%–15% | 29.80 | 5.60 | 5.32 |
IV | 16%–20% | 24.36 | 5.88 | 4.16 |
V | > 20% | 22.54 | 7.53 | 2.99 |