We found a significant difference in the expression of GLUT3 between tumor sizes of <4 cm, 4–6 cm, and >6 cm, with a proportion of 35.9% (37/103), 63.6% (28/44), and 53.8% (7/13), respectively (χ2 = 10.015, P = 0.007) (Table 1). Here, SLC2A3 is linked to neoplasm.