Table 2.

Comparison of ¹⁸F-FET parameters in centre A and centre B based on the same data set

	Centre A	Centre B	p value
Comparison of mean values of FET PET parameters
TBRmax	2.84 ± 0.99	3.34 ± 1.13	< 0.001
TBRmean	2.20 ± 0.41	2.16 ± 0.41	< 0.04
Tvol (ml)	1.14 ± 1.28	1.51 ± 1.44	< 0.001
TTP (min)	22.4 ± 8.3	30.8 ± 6.3	< 0.001
Slope (SUV/h)	−0.06 ± 0.92	0.73 ± 0.69	< 0.001
Comparison of accuracy in differentiating HG and LG gliomas (AUC in ROC analysis)
TBRmax	0.77	0.78	n.s.
TBRmean	0.78	0.76	n.s.
Tvol	0.78	0.76	n.s.
TTP	0.73	0.78	n.s.
Slope	0.76	0.72	n.s.

n.s. = not significant