Table 4.

The number of different groups (according to SOX5 staining intensity and VEGF staining intensity)

Variables	SOX5
	0–1 (including 0)	1–2 (including 1)	2–3 (including 2 and 3)	Total
VEGF
0–1 (including 0)	8	16	2	26
1–2 (including 1)	11	28	10	49
2–3 (including 2 and 3)	3	4	6	13
Total	22	48	18

Abbreviations: SOX5, sex-determining region Y-box 5; VEGF, vascular endothelial growth factor.