EJNMMI Research

Table 1 Baseline and metabolic characteristics of the included patients

From: Larger ¹⁸F-fluoroboronotyrosine (FBY) active volume beyond MRI contrast enhancement in diffuse gliomas than in circumscribed brain tumors

	Diffuse tumor (n = 16)	Circumscribed tumor (n = 7)	p
Age	39.8 ± 9.0	57.6 ± 16.0	0.025
Sex			1.000
Male	10 (62.5%)	4 (57.1%)
Female	6 (37.5%)	3 (42.9%)
SUVmax	2.49 ± 0.56	2.64 ± 0.31	0.507
T/N ratio	24.1 ± 7.7	21.5 ± 4.0	0.424
Nmax	0.112 ± 0.039	0.125 ± 0.017	0.395
Nmean	0.036 ± 0.018	0.039 ± 0.013	0.652
MRI parameters
SUVmean	1.24 ± 0.25	1.21 ± 0.25	0.768
Volume	17.6 ± 21.0	25.9 ± 18.1	0.375
FBY parameters
SUVmean	0.97 ± 0.21	1.10 ± 0.23	0.172
Volume	29.7 ± 32.1	31.5 ± 21.7	0.893

Independent sample t test or Fisher’s exact test, as appropriate, was utilized to calculate statistical significance. SUV standard uptake value; T/N ratio tumor-to-normal ratio; Nmax maximum SUV of normal brain; Nmean mean SUV of normal brain

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