Table 2.

SUV values derived from a digital reference object smoothed by a 17-mm Gaussian filter (DRO_17 mm)

	Quantitative metrics
	Quantitative metrics
	SUVmean	SUVpeak	SUVmax
Sphere diameter (mm)
10	1.18	1.17	1.20
13	1.36	1.38	1.42
17	1.67	1.77	1.86
22	2.12	2.40	2.53
28	2.55	3.14	3.29
37	2.94	3.82	3.91