TABLE 3.

Spearman ρ Between Metrics Derived from Dynamic Data (2C4K model) and SUV_max for Small Intratumor Area of Highest ¹⁸F-FGln Uptake

Metric	30 min (SUV1)	100 min (SUV2)	190 min (SUV3)	Δ (SUV3 − SUV1)
K1	0.71	0.63	0.51	−0.65
k2	0.38	0.36	0.48	−0.28
k3	0.13	0.25	0.38	0.13
k4	0.14	0.26	0.26	−0.10
VT	0.48	0.61	0.53	−0.27

SUV_max is corrected by body weight.