Table 3.

Associated variables for discriminating STS and BS from benign lesions

Variables	Univariate			Multivariate
	β	OR (95%CI)	P	β	OR (95%CI)	P
FDG uptake	1.395	4.034 (1.385–11.748)	0.011
FDG distribution	1.440	4.222 (1.522–11.710)	0.006
Boundary	1.561	4.554 (1.563–13.263)	0.005
Density	1.299	3.664 (1.346–9.975)	0.011
Size	0.159	1.173 (1.015–1.354)	0.030
SUVmaxa	0.127	1.135 (1.034–1.246)	0.008	0.127	1.135 (1.026–1.256)	0.014
MTVb	0.037	1.037 (1.012–1.063)	0.003
TLGc	0.007	1.007 (1.002–1.011)	0.002
HFd	2.115	8.288 (2.208–31.115)	0.002	2.063	7.869 (2.119–29.230)	0.002

^a for maximum standardized uptake value, ^b for metabolic tumor volume, ^c for total lesion glycolysis, ^d for heterogeneous factor, “OR” for odds radio, “CI” for confidence interval