18F-FDG PET–CT dual-time imaging in detection and characterization of recurrent lesions in patients with testicular cancer

Egyptian Journal of Radiology and Nuclear Medicine

Table 4 Comparison between the benign and malignant lesions regarding early, late SUVmax, and RI

	Item	Benign lesions	Malignant lesions	P value
Primary site	Early SUV	6.95 ± 2.1	7.7 ± 3.7	1.0
	Late SUV	2.9 ± 0.9	12.2 ± 5.2	0.04*
	RI	− 0.6 ± 0.01	0.7 ± 0.32	0.04*
LN mets	Early SUV	4.5 ± 1.0	4.7 ± 3.2	0.30
	Late SUV	2.7 ± 1.01	8.2 ± 5.7	< 0.001*
	RI	− 0.45 ± 0.12	0.8 ± 0.3	< 0.001*
Distant mets	Early SUV	4.5 ± 1.6	5.7 ± 4.8	0.86
	Late SUV	2.9 ± 1.4	9.5 ± 7.7	< 0.001*
	RI	− 0.23 ± 0.7	0.7 ± 0.5	0.006*
Total lesions	Early SUV	4.8 ± 1.6	5.2 ± 3.8	0.29
	Late SUV	2.8 ± 1.1	8.8 ± 6.2	< 0.001*
	RI	− 0.4 ± 0.5	0.8 ± 0.4	< 0.001*
No. of RI	− ve	15 (93.8%)	5 (5.4%)	0.001*
No. of RI	+ ve	1 (6.2%)	87 (94.6%)