EJNMMI Research

Table 5 Coefficient of variations (COVs) of SUVs between the four SPECT/CT systems

From: Use of a digital phantom developed by QIBA for harmonizing SUVs obtained from the state-of-the-art SPECT/CT systems: a multicenter study

	Pre-harmonization			Post-harmonization
Spheres	SUV_mean	SUV_peak	SUV_max	SUV_mean	SUV_peak	SUV_max
10 mm	9.00	8.23	9.81	7.47	6.42	7.48
13 mm	9.46	9.38	11.57	5.51	5.17	7.54
17 mm	12.70	12.52	14.90	7.05	7.66	10.77
22 mm	12.99	15.20	17.30	2.24	1.00	2.94
28 mm	11.24	11.63	12.93	2.11	4.85	6.56
37 mm	10.02	5.82	6.21	2.67	1.55	2.51

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