EJNMMI Physics

Table 7 Differences in semi-quantitative metrics for natural and synthetic lesions

From: Insertion of synthetic lesions on patient data: a method for evaluating clinical performance differences between PET systems

	Synthetic		Natural
	BMI ≤ 25 group (N = 33)	BMI > 25 group (N = 29)	BMI ≤ 25 group (N = 18)	BMI > 25 group (N = 19)
SUVmax
RD ± SD	58.7 ± 58.9	68.8 ± 60.0	54.5 ± 54.2	69.4 ± 48.2
Median [min; max]	52.9 [− 27.5; 229.7]	61.9 [− 10.7; 278.3]	43.5 [− 14.6; 163.9]	68.5 [− 13.3; 183.3]
SUVmean
RD ± SD	67.3 ± 67.1	68.7 ± 60.5	59.3 ± 57.5	68.6 ± 44.6
Median [min; max]	61.0 [− 31.3; 258.3]	67.5 [− 6.0; 264.3]	44.9 [− 13.9; 184.9]	81.4 [− 11.5; 146.9]
SUVpeak
RD ± SD	15.4 ± 28.0	18.3 ± 22.6	13.7 ± 20.0	22.3 ± 19.1
Median [min; max]	9.1 [− 23.8; 105.0]	20.5 [− 16.0; 57.6]	9.4 [− 12.9; 50.6]	27.8 [− 10.9; 51.0]

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