Image time point | |||||
Parameter | 1 | 2 | 3 | 4 | 5 |
Time (min) | 12.4 ± 2.9 | 34.9 ± 3.7 | 57.6 ± 4.8 | 123.5 ± 11.2 | 189 ± 16.7 |
Global | |||||
SUV10mean | |||||
ICC | 0.97 | 0.97 | 0.93 | 0.87 | 0.92 |
CPD | 16.2 | 14.9 | 20.9 | 23 | 9.4 |
SUV10act | |||||
ICC | 0.78 | 0.93 | 0.9 | 0.93 | 0.96 |
CPD | 575.1 | 159.6 | 203.5 | 165.6 | 105.9 |
Malignant | |||||
mSUV10max | |||||
ICC | 0.91 | 0.9 | 0.93 | 0.94 | |
CPD | 52.2 | 66 | 52.7 | 54.1 | |
mSUV10mean | |||||
ICC | 0.89 | 0.94 | 0.91 | 0.98 | |
CPD | 27.4 | 24 | 33.2 | 18.4 | |
mSUV10act | |||||
ICC | 0.96 | 0.91 | 0.95 | 0.97 | |
CPD | 111.6 | 196.9 | 135.3 | 124.4 | |
Normalized | |||||
mSUV10max:bkg | |||||
ICC | 0.78 | 0.65 | 0.72 | 0.84 | |
CPD | 220.9 | 302.3 | 231.4 | 142.1 | |
mSUV10act:bkg | |||||
ICC | 0.96 | 0.95 | 0.95 | 0.97 | |
CPD | 202.5 | 249.9 | 218 | 162.2 |
Eleven patients underwent 2 imaging sessions at 4 imaging time points; 10 patients underwent 2 imaging sessions at 2 imaging time points. Because of limited number of tumors in latter group, comparison of 3 malignant lesion–based parameters was not made for imaging times 4 and 5.