Table 2.

Linear regression analysis between clinicopathologic characteristics and normalized SLC7 family gene expression in thyroid cancer patients

Gene	Age	Tumor size	Gender (male)	Absence of thyroiditis	Absence of ETE	AJCC stage (III/IV)	BRAF mutation	RAS mutation	Mortality
SLC7A1							++
SLC7A2				−			+++
SLC7A3				++	+	++		−	+
SLC7A4							+++	−−−
SLC7A5									+
SLC7A6							−−−	+++
SLC7A7				+++
SLC7A8	−				−−	−−	+	−−
SLC7A9				++	−		−−−
SLC7A10
SLC7A11						−
SLC7A13
SLC7A14							−

+, positive correlation with P value < .05; ++, positive correlation with P value < .01; +++, positive correlation with P value < .001

−, negative correlation with P value < .05; −, negative correlation with P value < .01; −−, negative correlation with P value < .001