From: Comparative evaluation of SUV, tumor-to-blood standard uptake ratio (SUR), and dual time point measurements for assessment of the metabolic uptake rate in FDG PET
Parameter
Risk
HR
95 % CI
P value
SUV
>7.6
2.4
0.8–7.3
0.11
SURtc
>4
3.4
1.2–9.3
0.017
K slope
>0.046 (ml/min/ml)
4.3
1.3–14.7
0.020